About Tilia

FIELDS OF EXPERTISE
Drinking Water / Wastewater / Investment / Operation / Maintenance / Change Management

BIOGRAPHY
Christof Nöh is Senior Manager at Tilia, specialised in the water sector. He is as a civil engineer for water management, specializing in urban water management. First he graduated as Dipl.-Ing. and then graduating as M. Sc. for tropical water management at the Ostfalia University of Applied Sciences.
Since 2011 Christof Nöh has realized projects for Tilia in municipal companies as well as for industrial companies. The project goals were, for example, optimization of operational processes, introduction of technical innovations and change management or reorientation in planning and realization of investments.
In his more than 30 years of professional activity, he has gained a wealth of experience as a project manager for construction companies, consulting engineering offices and several operating companies, including international projects in Sudan, Burkina Faso, Morocco, Mongolia and Vietnam.
As the responsible manager, Christof Nöh has accompanied change processes in various organisations and fulfilled various tasks as a service provider for municipal companies.

FIELDS OF EXPERTISE
Strategy / Organisation / Innovation / Water / Wastewater / Sludge / Energy / Sustainable Development / Capacity building

BIOGRAPHY
Cécile Champenier is a Senior Manager at Tilia, providing expertise in the field of strategical development of water and wastewater companies.
She holds a Master’s Degree in Engineering from INSA Lyon, with a specialisation in Mechanical Engineering. Cécile Champenier is a water sector specialist, focused on technological innovation and change management. Her areas of expertise cover mainly water and wastewater, but also electricity, gas, and heat with a sustainable development approach.

Before joining Tilia, Cécile Champenier worked for 13 years for major industrial companies, with several global positions such as Head of Technical department. Cécile Champenier developed a vast experience in investments, operations and optimisation in the fields of drinking water and wastewater, training on technical and legal topics. She also worked on calculations for tender management and had an active role in the development of an integrated management system: “Quality, environmental and work-safety management for water, wastewater, energy and pools”.

At Tilia she works as a Senior Manager on water, wastewater, energy and organisational subjects for utilities in Germany, France and Vietnam. She has a particular expertise in sludge conception, long-term personnel planning, the development of maintenance concepts and the optimisation and standardisation of investment processes.

FIELDS OF EXPERTISE
Project Management / Project Controlling / Process Design / Product Management / Sales / Human Resources / Regulation (energy market)

BIOGRAPHY
Katrin Lang is a Project Manager at Tilia. She holds a diploma in public administration as well as a Master in Business Administration. She has developed her career mainly in the energy sector focussing on price verification, regulation as well as process development and product management.
At Tilia, she works primarily in energy related projects. She supports our customers in the development and implementation of economic control parameters, for example tools for procurement and distribution controlling.
Furthermore, she is responsible for the accounting of three companies within the Tilia Group.
Katrin Lang started her career at the antitrust authority of Rheinland-Pfalz. In the course of the market liberalisation, she supported the inspection of energy prices through the development of screening criteria in line with the market. She successfully implemented the market-entry of an energy start-up company in the gas sector. As a project manager she focuses in process, product and sales development.

FIELDS OF EXPERTISE
Energy efficiency / Eco district / Energy industry/ Renewables / Energy management system / Digitization / Climate protection / Energy concepts

BIOGRAPHY
Sebastian Kroemer is a Project Manager at Tilia. He holds a degree in industrial engineering for energy and environmental management. During his studies, he dealt with the issues of energy efficiency, the use of renewables and the cost-effectiveness of technical energy investments.

In the next six years, he designed, as a consultant, the creation of climate protection and district concepts, district heating studies and generation planning for public households, municipal utilities and energy suppliers and final customers.

He then served as Energy Management Officer at a production site of a major German industrial company. In this position, he is responsible for the introduction and the establishment of a functioning energy management system according to DIN EN ISO 50001 - supporting its implementation for the next two years.

Since 2017, Mr. Kroemer has been working at Tilia on energy-related topics in ecological districts developments and energy efficiency investments in industrial companies. Another focus is on dealing with digitization issues in the energy industry.

Mr. Sebastian Kroemer is certified as "fp-Gutachter FW 609" and therefore authorized to issue specific primary energy factors for heat supply systems in accordance with AGFW FW 309-1.

FIELDS OF EXPERTISE
Strategy / management / development of local authorities / digitization / regional planning/ urban and neighbourhood development/ building and housing

BIOGRAPHY
Markus Ulbig is a general representative at Tilia and responsible for the development of regions, cities and municipalities in Germany as well as for negotiations with and contacts to all public authorities. He has many years of management and administrative experience in the municipal and state sector and has experience in the areas of administrative management, strategy, organization, IT security, project implementation and communication.
Markus Ulbig is an administration and business economist and additionally completed his studies of economics at the University of Applied Sciences Zittau/Görlitz (degree Bachelor of Arts "Corporate Management").
He began his professional career in his learned profession as an electronics and radio mechanic. After his position as office manager of the mayor of Pirna, he took over the management of the building regulation/building administration office. After being appointed to the administrative board in the higher civil service, he moved into a position as an advisor in the Saxon State Ministry of the Interior. From 2001 - 2009 he was the mayor of Pirna. Afterwards he served as Saxon State Minister of the Interior for more than 8 years and in 2017 he was the Chairman of the Standing Conference of Ministers and Senators of the Interior of the federal states. He was a member of the Saxon State Parliament from 2014 - 2019.

FIELDS OF EXPERTISE
Energy Efficiency / Renewable Energies / Smart Cities / Project Finance / International cooperation / Market Analysis

BIOGRAPHY
Marina Galindo is a Senior Manager at Tilia. She is an Industrial Engineer specialised in energy techniques and holds a Master’s degree in International Business Administration.
She has developed her career mainly in the fields of renewable energy and energy efficiency (RE&EE), and has several years of experience working on energy projects, most of it interacting with EU and multilateral institutions.

At Tilia, she works as Project Manager for several energy transition projects in France and Europe, including several smart grid and energy efficiency projects. In 2016 she steered a study on Efficient district heating and cooling systems in the EU for the EU Commission (JRC).
Before joining Tilia, she worked at the European Investment Bank, where she worked as Energy Engineer on ca. 30 RE&EE projects financed by the EIB in the EU and Africa, participating in their technical, economic, environmental and social due diligence, managing consultants and monitoring a portfolio of projects financed by the Bank.

FIELDS OF EXPERTISE
Change Management / Digital Transformation & Information Technology / Social Collaboration & Communication / Strategy & Business Transformation / Organizational Development & Human Resources / Smart City / Energy Efficiency

BIOGRAPHY
Mike Gräfe is a Senior Manager at Tilia. He worked in the utilities industry for more than 20 years with a wide range of municipal clients, private companies and local authorities.
Mr. Gräfe spent most of his career increasing business performance by utilizing people within their organizations and processes with technology. Focusing on overall transformational challenges allowed him to gain experiences in a wide range of business areas across enterprises, e.g. in technical as well as commercial departments.

Besides enabling public and private companies to deliver on their performance and growth agendas, he empowers people and organizations to shape their roadmap in times of Digitization as well as new ways of work and collaboration.

FIELDS OF EXPERTISE
Organisational Development / Corporate Management / Digitalization / Waste Management / Water Supply / Waste Water Disposal / District Heating / Biogas

BIOGRAPHY
Florian Ruscheinski is a Senior Project Manager at Tilia, supporting companies and organisational developments in commercial businesses in the areas of water supply, wastewater disposal and waste management. He also handles projects appraisal and implementation in the district heating and biogas sectors, and is a Professor in economics.

In 2008, he graduated as an Economist with focus on environmental economics and economic policy. He wrote his diploma thesis on international environmental agreements.

FIELDS OF EXPERTISE
Architecture / Urban Development / Project management / Energy / Energy Efficiency / Sales / Digital Marketing & Communication / Brand Architecture

BIOGRAPHY
Simone Mindermann is a Senior Manager at Tilia and is experienced in the building and energy sectors.

She has an engineering diploma in ENSA Paris-la Villette with a focus on architecture, urban development and urban space. As an certified energy consultant for buildings she developed her career in architect's offices and energy companies and provides expertise in the fields of architecture, urban planning, project development, energy efficiency, digital marketing & sales, corporate communication and brand architecture.

Before joining Tilia, Simone Mindermann worked firstly as a consultant for agencies and planning offices and afterwards for 13 years in a major industrial group in the energy sector. Among other activities she was responsible for the marketing and communication department of the sales company (electricity, natural gas, energy services) to large-scale industrial customers and distributors.

At Tilia, she focuses on innovation and processes of change for local utilities (Stadtwerke).

FIELDS OF EXPERTISE
Freshwater Resources and Operation Water Grids / Wastewater / Maintenance and Investment Strategies / Antitrust Cases in the Water Sector / Key Performance Indicators / Energy Recovery

BIOGRAPHY
Dr. Lars Tennhardt is a Senior Manager at Tilia, providing expertise in the field of fresh- and waste-water as well as knowledge of maintenance and investment strategy in the fields of water, wastewater, district heating, electricity and gas.
He obtained his doctorate at the Dresden University of Technology. He wrote his thesis on the potential of technical wastewater and sewage sludge treatment for the elimination of endocrine-active substances.
He works for Tilia since 2013, in several areas. He has optimised water and waste labs, drawn up business analysis and position-fixing, e.g. maturity models, calculated and analysed water losses and presented recommendations for action.

Before joining Tilia, Dr. Lars Tennhardt worked during 5 years for the largest municipal water supply company in Germany, which is responsible for the water supply and disposal of wastewater for Berlin. He was responsible for the antitrust proceeding for technical responses, figures and detailed cost assessments, and developed a system to assess and follow apparent and real water loss under international comparability further. As a member of the DVGW working group he worked for the revision of water loss standard W392.
He also worked for a public utility company where he implemented a quality and environmental management system in accordance with DIN EN ISO 9001 and 14001, as well as a concept to expand a treatment plant with an intelligent control and regulatory concept.

FIELDS OF EXPERTISE
Energy services / Development of the business unit energy services / Energy efficiency systems / Energetic optimization of city districts / Biomass based renewable heat and power generation / Project management

BIOGRAPHY
Klaus-J. Pfeuffer is a Senior Manager at Tilia and managing director of the Tilia subsidiaries Tilia Effizienz GmbH, Tilia Q and Quartiersenergie. At Tilia he is responsible for the implementation of efficient supply systems especially for industrial customers, the development of the business unit ‘energy services’ for utility companies and the realization of energetic optimization projects of city districts.

Klaus-J. Pfeuffer is a graduate engineer in Chemical Engineering from the Technical University Clausthal. He is an energy sector specialist, focused on energy services and energy efficiency systems. His areas of expertise cover mainly industrial utility supply and municipal heat and energy services delivery.

Before joining Tilia, Klaus-J. Pfeuffer worked during 14 years for major utility supply companies, with several global positions such as Energy Services Director or branch/department manager for Energy solutions. He was managing director of various subsidiaries. He has a significant experience in business strategy, partnership management, and innovation projects for efficient industrial energy supply and biomass based renewable heat and power generation. He was also responsible for the conversion of an internal service sector with up to 140 employees to a market sector in the fields of energy services and biomass projects.

Previously, Klaus-J. Pfeuffer worked during almost 7 years as managing director and partner of a project management company. There he was responsible for project leadership and management for large investment projects, in particular for the steel and iron works industries, such as the construction of new hot rolling mills in Germany, new construction of Wuppertal overhead railway and stations and construction of a stainless steel mill in China.

FIELDS OF EXPERTISE
Decentralized waste water management / Industrial wastewater treatment / Biofilms / Research and Development / Wastewater treatment in developing countries and emerging markets / Strategy / Sales

BIOGRAPHY
Dr.-Ing. Ingo Töws works as Senior Manager at Tilia. He is responsible for research and development, decentralised wastewater management, industrial wastewater treatment and the wastewater export business in Eastern Europe and Latin America. He is one of the main drivers of introducing high quality sewage treatment plants on the German market. In his positions as representative of the German manufacturer association under the roof of the BDZ e.V. in Leipzig and as member of the executive committee of Aqua Europa, Dr. Töws takes part in developing a new European and German standard for small sewage treatment plants.

He is member of the European standardisation committees CEN TC 165 waste water engineering and WG 41 for small sewage treatment plants, the experts circle for wastewater treatment of the German Institute for Construction Technology (DIBt) and he is convenor of the German standardisation committee (DIN) for decentralised sewage treatment. He has also taken part in the creation of the design rule "DWA M 221 - Basics for design, installation and operation of small sewage treatment plants with aerobic treatment“. Since the time he worked as assistant lecturer at the institute of Professor Dr. Ivan Sekoulov at the Technical University of Hamburg, he is specialised in industrial wastewater treatment and the usage of biofilms for wastewater treatment. He has ca. 30 years of experience in the field of sewage treatment.

FIELDS OF EXPERTISE
Energy Management / Geoinformatics / Ecology / Energy Efficiency / Energy concepts / Eco-Districts

BIOGRAPHY
André Ludwig is a Senior Manager at Tilia specialised in the field of energy efficiency and energy concepts.
After obtaining his Diploma in Geography with a focus on economic geography, geoinformatics and ecology at the FSU Jena, he started his career as a Project Leader for energy and climate protection concepts in a research and consulting company, where he gained 4 years of experience in the areas of data acquisition, data evaluation and development of numerous municipal and regional energy and climate protection strategies and implementation plans.
In 2014, he completed a training course and was subsequently certified as an Energy Manager by the Federal Association of the Energy and Water Industries (BDEW), which enabled him to acquire further knowledge of the energy industry, energy marketing and energy law.
In 2015 he started working as Project Manager at Tilia and since 2018 as Senior Manager, developing energy and climate protection concepts, as well as Eco-Districts planning and development. Furthermore, he has expertise in the analysis and evaluation of CO2-balances and energy efficiency and renewable energies potential assessment, including scenario development.

FIELDS OF EXPERTISE
Finance / Project Management / Change Management / Process optimization / Billing / Customer care / IT management / utilities sector / Key Performance Indicator / HR

BIOGRAPHY
Sylva Lement is a Senior Manager at Tilia, providing expertise in the whole value chain of utility companies. She studied electronic equipment technology and holds a master´s degree in business administration. She is also a member of the supervisory board of Green Planet Energy eG.

At Tilia, she works as a senior manager with focus on optimization of organizational structures, processes and KPI management in utility companies, based on a holistic approach. Her work includes analysis, design, implementation, coaching and success monitoring.

Previously, she worked in management positions in a municipal utilitiy for 20 years. As head of the IT-department she designed and implemented the company's IT strategy and established a service level management with the company's IT as well as billing subsidiary. As division manager for Finance and logistics, she was responsible for accounting, taxes, finance, procurement, warehousing and IT. One of her focus areas there was enhancing overall process efficiency and working capital management. As managing director of an energy service and submetering company she was in charge of front and backoffice, receivables management, finance, controlling and HR. She is an expert in lean management techniques and project management.

FIELDS OF EXPERTISE
Operational Management / Strategy / Innovation / Water / Wastewater

BIOGRAPHY
Nicolas Augereau is a Senior Manager at Tilia, providing expertise in the fields of operational management of water and wastewater utilities, strategic roadmap, change management, innovation processes and project implementation.
Nicolas holds a Master’s Degree in Engineering from Ecole Centrale Paris, with a specialisation in Civil Engineering.
At Tilia, Nicolas provides support to public and industrial clients throughout the whole utilities value chain. He recently conducted several change management and performance improvement projects for the Greater Paris wastewater utility (SIAAP). He also led comprehensive technical, operational, organisational and strategic assessment in medium size French public utility companies.
Before joining Tilia, Nicolas worked during 18 years for major service companies in France, the Philippines and Morocco, modernising water and wastewater utilities through different types of public-private partnerships. As Regional Managing Director, he was responsible for operations and business development. He streamlined organisations and increased profitability while simultaneously performing safety and improving service quality. He also managed relationships with major industrial groups reinforcing security of supply and addressing their specific needs in the frame of scarce regional water supply.

More recently, as Innovation and Performance Director, he managed modernisation of several critical fields such as non-revenue power or organisation of operations and maintenance. He also conducted the production and implementation of the company’s innovation strategy that specifically relied on the core principles of participatory and open innovation.

FIELDS OF EXPERTISE
Renewable energy / District heating and cooling / Contract and operational management

BIOGRAPHY
Soraya Bensadi is a Senior Manager at Tilia, providing expertise in the fields of energy services from design to operation, project and contract management, with industrial and institutional partners.

Soraya holds a Master’s Degree in Engineering from Institut National des Sciences Appliquées (INSA), with a specialisation in thermal systems. Soraya is an energy sector specialist, focused on district heating and cooling schemes, energy transition, renewables and recovery solutions.

Before joining Tilia, Soraya Bensadi worked during 12 years for a major utility company, as study engineer, project and operational manager in France and also supporting international teams. She has a sound expertise in energy services and has worked and collaborated with very diverse stakeholders, as expert and consultant, to implement new district heating and cooling solutions, coordinating technical, legal and financial aspects for the successful projects achievement.

At Tilia, she brings her expertise, creativity and pragmatism to support the EPA-Paris Saclay managing the Design-Build-Operate contract for the innovative district heating and cooling system of Saclay and its expansion.

FIELDS OF EXPERTISE
Efficient LED-lighting solutions / Energy Efficiency / Sales (energy services) / Eco districts

BIOGRAPHY
Peter Runkel is a Senior Manager at Tilia specialized in the fields of energy efficiency, energy concepts, efficient lighting solutions and generally sales and acquisition.
He has developed his career in the industry sector, working in several positions as a sales manager and independent consultant for efficient LED solutions, energy-saving solutions in industrial settings and technological systems for loss-prevention. He has a particular expertise in sales management and customer relationship management.
Since 2016 he works at Tilia both for LED-solutions and as project leader, responsible for several projects, cooperating with regional energy-suppliers to improve the sales of energy services.

FIELDS OF EXPERTISE
Energy Efficiency / Renewable Energies/ Combined Heat and Power / District Heating and Cooling / Waste to Energy / Conventional Electricity Generation / Steam Generation

BIOGRAPHY
Christian Uhl is a Senior Manager at Tilia. He is an Energy Engineer focused on energy concepts and energy efficiency for the industrial sector and holds a Master’s degree in Energy and Environmental Technologies.

He has several years of experience working on energy projects mainly in the development and evaluation of technical concepts and business plans for different kinds of heating, cooling and power solutions. His areas of expertise cover renewable energies as well as conventional electricity generation, steam generation processes and district heating networks. He has successfully implemented energy efficiency concepts and contracting models, both in the municipal and industry sectors.

Before joining Tilia he worked for several years in the fields of project engineering and tender preparation for contracting and plant construction projects like CHP plants, steam generation and energy efficiency concepts, mainly in the industrial sector.

Mr. Christian Uhl is certified as "fp-Gutachter FW 609" and therefore authorized to issue specific primary energy factors for heat supply systems in accordance with AGFW FW 309-1.

FIELDS OF EXPERTISE
Strategy / Marketing / Innovation / Digital, IoT & Cloud / IT Platforms & Data Analytics / Digital Transformation / IT Service Management / Disruptive Technologies

BIOGRAPHY
Markus Malik joined Tilia 2013 as Senior Manager to develop and implement new business opportunities for energy and utilities companies, supporting their organic and non-organic growth.
He specializes in the evaluation and development of energy services, including their structural and strategic embedding into the organization. Furthermore, he also develops and supports the implementation of digitalization strategies and roadmaps within municipal utilities.
He is a technology specialist (20+ years experience) focused on innovation process and business implementation. His areas of expertise cover mainly electricity, water and waste water, broadband and IT.

Before joining Tilia, Markus Malik was supervising an IT start-up company on behalf of the investors. As a managing director, he was responsible for all business operations and for the evaluation and acquisition of strategic partnerships. In the start-up phase, he was responsible for the software development management and design, with special focus on the security sensitive data.

Previously to that he held various management positions for 10 years within a global IT corporation. His last assignment was to organize, found and operate a PPP project as think tank and innovation nucleus to develop new business opportunities, products and services.
His skills include international product and business management, modern project and product development methods (such as scrum, business Kanban, lean development, MVP and others) and advanced skills in IT service management (ITL v3).

FIELDS OF EXPERTISE
Sustainable Development / Water / Energy / Environmental Economics / City Management / Corporate Environmental Management / Government Aid

BIOGRAPHY
Tony Marie Schönherr is a Senior Manager at Tilia. She holds a Master's degree in Business Administration with a focus on Sustainability Management.

Before working with Tilia she was able to gain experience in the energy sector when she worked at the European Power Exchange in 2014. In 2016 she became part of Tilia, where she initially started as a working student.

At Tilia she has been working as Project Manager since 2017 and is in charge of the coordination of the Government assistance and subsidies. Furthermore, she supports de management of the backoffice, coordinating and supporting a wide range of projects. Her expertise covers the topics sustainable energy and water economy, environmental economics, as well as city management.

FIELDS OF EXPERTISE
Operations Management / Strategy / Project Management / Transformation / Water / Wastewater

BIOGRAPHY
After a first training as an engineer (Grenoble INPG, 2003), Magali has developed national and international experience over the past 18 years in the drinking water sector, in the fields of project management and operational efficiency. Magali has also completed a Specialized Master in complex project management, change management and organizational transformation (CentraleSupelec, 2019-2021).
Within Tilia, Magali supports communities and public water and sanitation services in their transformation and operational optimization projects. In this capacity, for a major sanitation syndicate in the Paris region, she was called upon to set the framework and build the technical processes for managing projects within the Technical Department (6,000 M€), to initiate reflection on the convergence of laboratory activities, to monitor the implementation of a new organization within the Operations Department of a large-scale Wastewater Treatment Plant.
Before joining Tilia, Magali worked for a world leader in the environment sector where she successively led large-scale R&D projects, supported worldwide business units with technical assistance missions, then directly managed the operations of drinking water distribution networks in France and led major renewal and urbanization works projects.

FIELDS OF EXPERTISE
Strategic Business Development Energy Services (EDLG) for Industrial Customers / Efficient Energy Supply Systems / Location Transformation for CO2 Neutrality / Cogeneration / Fuel Cells / Gas and Steam Power Plants (CCGT) / Contracting / Compressed Air Systems / Power to X / Energy Storage / Steam Boiler Systems / Geothermal Energy / SmartCity / System Planning / HVAC- Systems / Building Energy Consulting
BIOGRAPHY
Andreas Kästner is a Senior Manager at Tilia GmbH. He is responsible for strategic business development in the area of energy solutions and conception and implementation of efficient energy supply systems in industry, commerce and city districts. He is a specialist in the energy industry with a particular focus on energy services, efficient energy conversion systems and technical supply systems along the entire value chain.

For more than 26 years Andreas Kästner worked in several engineering and consulting companies in the energy and supply engineering sector. From the initial project idea, the subsequent energy and plant design, as well as the realization, financing and operation of various plant technologies, he worked from project planning and project management to consulting and later also in management positions.

Andreas Kästner joined Tilia from a Hamburg energy service provider, where he was responsible for a Hamburg energy service provider for the project and location development of medium-sized and energy-intensive industrial customers (rebuilding).

Andreas Kästner holds a Diploma in engineering from the University of Applied Sciences Gelsenkirchen.

FIELDS OF EXPERTISE
Project Management / Water and wastewater services / Quality Management Systems / Sustainable Development / Audit

BIOGRAPHY
Gabrielle Feuvrier is a project director with Tilia. She holds a Master’s Degree in engineering from AgroParisTech, France, with specialisation in Water Resources Engineering. Over 20 years Gabrielle has developed her expertise in Project Management with a focus on water and wastewater services in France and internationally.

Before joining Tilia Gabrielle worked in Toronto, Canada, where she spearheaded the development of and delivered consulting services to local municipalities on topics ranging from implementing quality management systems for water and wastewater services to developing asset condition assessments and multi-year financial capital plans. She also worked as an Engineering and Construction Project Manager for a Regional Municipality in the greater Toronto Area, delivering multiple water and wastewater infrastructure capital projects. Gabrielle started her career as an Operations Manager in a water and wastewater utility in France.

Gabrielle brings to projects her experience from operations to consulting, with a focus on sound project management practices. Client servicing and quality of deliverables is at the centre of her activity. She likes delivering projects that connect technical information with the broader objectives of a community, and making complex information more readily available to staff who need it.
With Tilia, Gabrielle leads missions of modernization and optimization of water and wastewater services, starting with audits.

FIELDS OF EXPERTISE
Business models / Scenarios & Sensitivity analysis / Incentives & Subsidies / Legal framework / Energy efficiency / District energy concepts / Industry / Heating / Cooling / Power generation

BIOGRAPHY
Stephan Tietze is a Senior Manager at Tilia, providing expertise in the fields of business models, incentives and regulation concerning energy efficiency in industry and district concepts and efficient technologies like Industry CHP, trigeneration and absorption chiller.

He holds a Graduate degree in Industrial Engineering with a specialisation in Energy Engineering and Management. Stephan Tietze is an energy sector specialist, focused on efficiency and innovative business models. His areas of expertise cover mainly heat and electricity, renewable energies, transportation and mobility.

Before joining Tilia in 2012, Mr. Tietze worked during 4 years for energy related companies in the area of energy supply and energy concepts, where he developed a significant experience in energy efficiency concepts and new business models. Previously, he had worked for 4 years in international project consulting and M&A companies, and was specialized in project evaluation, due diligence and Eastern European markets.

FIELDS OF EXPERTISE
Project Management Construction and Operation / District Heating / FM / Project Controlling / Service Provider Management / Area-wide Solutions

BIOGRAPHY
Josephine Fitzner is a Senior Manager at Tilia GmbH and brings her expertise in construction and operation to the area of neighborhood solutions.

She completed her Master of Science at the Bauhaus-Universitaet Weimar in Management [Construction Real Estate Infrastructure]. She wrote her master's thesis at the Chair of Construction Operations on the topic "Analysis of geometric relationships in a BIM-based 4D model using a case study".

Her professional career already began after her bachelor's degree, when she worked part-time for an engineering consortium in the field of construction supervision in addition to her master's degree for the transport project German Unity 8.2 "Finnetunnel".

Before she entered the field of area solutions professionally, she worked as a project engineer in construction management & FM for a globally operating technology group in Jena. Within the scope of real estate management, she was responsible as an internal consultant and contact person for the group's own and external stakeholders. As a project manager, she led projects from the initial idea to strategic conception and implementation. During her time with the company, she optimized the space management of the Corporate Center, developed new concepts in the area of innovative working, implemented sustainable energy-efficient renovations, developed new group-wide standards for infrastructural facility management and was part of the team for the tendering and implementation of the new all-German facility management service provider for the group.

She has been working for Tilia GmbH since 2020 and is mainly responsible for the part of the realization of the projects of the subsidiary GmbH Quartiersenergie. In her position there, she introduces structures for the construction and operation of the neighborhood solutions and implements them in concrete projects.

FIELDS OF EXPERTISE
Drinking Water / Sewage / Recycling Management / Investments / Operation / Maintenance / Project Planning / Implementation / Quality Management

BIOGRAPHY
Volker Wagner has been Senior Manager at Tilia GmbH since 2021 and contributes his expertise in the fields of water management and environmental services.
He holds a degree in environmental engineering with a focus on water management and waste technology. He obtained his diploma at the Technical University of Central Hesse. He holds a Diploma Universitaire de Technologie in Hygiene and Safety from the Institut Universitaire de Technologie, Colmar, specialising in the operational safety of technical facilities and public safety. He has the IHK certificate of competence as a transport manager for the management of road haulage companies.
Before joining Tilia, he was the managing director of a regional recycling company for eight years. He has experience in operations, the preparation of waste concepts, the application and implementation of permits according to BImSchV and the cooperation with municipal partners.

Previously, he worked as a manager and managing director in water supply and sewage disposal companies and was responsible for the operation of the plants as well as the preparation and implementation of supply and disposal concepts.
Furthermore, Volker Wagner has experience in the development and certification of quality management systems as well as project management.
At Tilia, he works as a Senior Manager in cross-thematic projects for public corporations, municipal utilities and industrial clients. He has special expertise in the development of supply and disposal concepts.

FIELDS OF EXPERTISE
Renewable Energy / Solar / Wind / Battery storage / Energy Efficiency / Industrial energy transformation / Energy Services / Business Development

BIOGRAPHY
Florian Heinecke is Senior Manager at Tilia working on energy efficiency and strategic energy procurement projects. After completing his diploma thesis in atmospheric Chemistry with research stays in Sweden, he developed his business development skills at Trianel. For several local utilities Florian implemented white label sales solutions for heat supply and decentral solar power plants.
For Statkraft, a global player in renewable energies, Florian developed solar assets in Germany for industrial customers as well as utility scale ground mounted solar power plants. At RheinEnergie Florian had the opportunity to develop further knowledge on complex energy supply solutions for industrial key account customers. His skills include the design, supervision and commercial lead on energy contracting projects for industrial key accounts with a proven track record in MW-scale PV, heat and process cooling supply solutions for industrial clients.
Florian’s current mission at Tilia is to reduce the carbon footprint of industrial customers by either switching fuels to carbon neutral solutions or powering operations with renewable energy assets. He also develops business models for customers which are new to renewable energies and sell their waste-heat or excess renewable energy from own assets.

FIELDS OF EXPERTISE
Digital Transformation / Lean Management / Business Process Management / Project Management classic & agile / Process Mining / Design Thinking /

BIOGRAPHY
Christian Bilda is a senior manager and has been working in the public sector for over 17 years. His main areas of expertise are strategic process analysis, planning and implementation of digitalization projects and management consulting.
Before joining Tilia, he worked for 4 years at a European IT consulting company in the field of strategy and management consulting for public administration, with a focus on performance improvement. There, he managed and supported projects for various federal authorities and ministries in the field of process harmonization, process digitalization and strategic transformation projects. Among other things, he accompanied the introduction of newly developed IT systems, developed a digitalization roadmap for security authorities and advised authorities on the use of process automation technologies such as RPA or AI solutions. In addition, he was the expert contact for process mining in public authorities.
Before that, Mr. Bilda worked in the navy for 13 years. As a submarine officer, he was responsible for the strategic planning and operational management of various foreign projects. He evaluated internal processes, advised foreign nations, and acted as an executive coach and mentor.
Mr. Bilda is a certified Lean SixSigma Black Belt, requirements manager according to IREB, certified in classic and agile project management and FIM information manager.

Areas of expertise
Project management / Planning, construction and operation / Service provider control / TGA / HLS / Combined heat and power / Heating / Refrigeration / Drinking water / Ventilation / Biogas / Steam / Fire extinguishing technology / Power-to-heat / EVU / Food and beverage industry / Hospital technology

Biography
Christoph Kohlhas is a Senior Manager at Tilia and works on projects for companies in the industry and the medical sector to reduce energy consumption, minimize energy costs, and ensure security of supply.
After graduating from the University of Applied Sciences Münster and writing his diploma thesis in the field of cogeneration and district heating, he gained 8 years of project management experience at E.ON. The company provided energy contracting and energy services for the industry, commercial entities, as well as municipalities. He greatly contributed to sales support for the projects and then went forward to plan and implement them independently. After commissioning, he continuously optimized the systems to increase efficiency.
After his time with the group, Christoph spent 4 years at the family-run confectionery manufacturer August Storck, where he was responsible for 4 factory locations and their projects in supply technology and infrastructure. He was also responsible for the process engineering for the manufacturing plants.
The ambitious expansion plans of the factories made it necessary to continuously adapt the supply and energy concept. Through the construction of industrial halls and the associated office complexes, Christoph gained in-depth knowledge of the construction world and additional experience in supplier management and service provider management.
Last but not least, Christoph Kohlhas worked on projects in industrial refrigeration technology with natural refrigerants (NH3, CO2) for the food and beverage industry, as well as for the associated logistics. He also managed projects in the medical sector for a group of hospitals.

FIELDS OF EXPERTISE
Water and Wastewater / Decentralized Wastewater Management / Small Wastewater treatment Plants / Renewable Energies / Process Optimization

BIOGRAPHY
Stefan Böttger is an Industrial Engineer and SeniorManager at Tilia. He is specialized in sanitary and environmental engineering and has developed his career in the field of wastewater management.

At Tilia, he works on a wide range of topics such as asset management and optimization of procurement at public water- and wastewater entities.

He has been working on different fields in several countries in- and outside of Europe e.g. evaluation of wastewater treatment plants in Mongolia, operational optimization projects of public wastewater entities in Vietnam, pre-design of wastewater solutions on community-level in Brazil. Furthermore, he is an expert on decentralized wastewater management and works on the development of new technologies for small wastewater treatment plants.
His other areas of expertise include the planning and implementation of projects in the field of renewable energies.

FIELDS OF EXPERTISE
Project Management / Project Controlling / Process Design / Organization Design / Tender & Bid Management / Knowledge Management / Communication / Human Resources

BIOGRAPHY
Anne Roscher is Senior Manager at Tilia. After graduating in Business Administration and Spanish she has gained experience in the energy sector, especially in energy retail, IT transformation projects and has specialized in organization, change management and process design, particularly in a big international consulting group.

At Tilia she focuses on projects in the energy and water sectors, mainly by helping clients to implement strategical and operational change successfully. She is experienced in a wide range of fields such as performance increase, strategy development, reorganization, strategic asset management, project management and controlling. In addition, Ms. Roscher is co-responsible for Tilia’s bid management regarding public tenders.

She also worked as a research associate at the Chair of Economic and Business Ethics at HHL - one of Germany’s most renowned business schools.

FIELDS OF EXPERTISE
Energy Efficiency / Renewable Energy / CHP / Energy Management / Economic Evaluation / Residential Area Concepts

BIOGRAPHY
Ronny Kirbach is Senior Manager at Tilia. After a master's degree in Energy and Environmental Engineering at the HTWK Leipzig, he developed his skills and experience in renewable energy generation and energy efficiency at a consulting company in Thuringia.

He had the opportunity to use his knowledge to support the improvement of energy use and the implementation of renewable energy solutions for industrial companies in various sectors. One part of this activity was the development, implementation and monitoring of energy management systems in small and middle-sized companies. He also participated in a research study focused on the evaluation of the amount and quality of local renewable energy sources in rural regions.

At Tilia he works as project manager on energy-related subjects, such as the development of local energy strategies, energy concepts or solutions regarding energy efficiency. He also developed skills in profitability calculation, regulations in the energy sector or data computation, particularly with spreadsheet and simulation tools.

Fields of expertise: Strategic marketing management and performance marketing / HR marketing / recruitment / start-up development / management according to OKR / investor relations

Biography
Kristin Preßler has been working as senior manager at Tilia GmbH since 2023. She is responsible for corporate development, strategic marketing reorientation and provides support in operative project work. She is driven by developing strategies, implementing them in a structured way in interdisciplinary teams, ensuring that goals are met and, in doing so, achieving the best results.

Kristin Preßler studied communication and media science and cultural studies and is a trained publishing agent. Most recently, she completed the General Management Programme for Managers at the Leipzig Graduate School of Management (HHL).

Kristin Preßler is a passionate generalist with many years of management experience in marketing, communication and organisational development in a start-up setting. She has fifteen years of expertise in successfully marketing IT security products and services internationally. Her work focused on the areas of performance marketing, digital marketing and marketing controlling. Kristin Preßler also dealt with employer branding and onboarding new employees as part of HR marketing.
Most recently, she established the IT start-up Rhebo as managing partner and was significantly involved in its successful sale to Landis+Gyr GmbH and its subsequent lean integration.

FIELDS OF EXPERTISE
Water/ Wastewater / Renewable Energies / Supervisory committees / Executive board / Strategy / Organization / Sustainability / Maintenance and investment strategies

BIOGRAPHY
Dr. Michael Beckereit is a Senior Advisor at Tiliaproviding expertise in the water, wastewater and renewable energies sectors. Furthermore, he has broad knowledge in maintenance and investment strategies, economic planning and implementation as well as improvement of sales and marketing.

Dr. Michael Beckereit completed his PhD in the field of wastewater management at the Technical University of Hannover. In his dissertation he analyzed the economic impact of anaerobic wastewater treatment.

After many years in leading and managing positions in plant engineering, he took over the management of Hamburger Wasserwerke in 2005. Under his management, the company was merged with Hamburger Stadtentwässerung to HAMBURG WASSER in 2006. Since then Dr. Michael Beckereit has been CEO of HAMBURG WASSER. In 2009 he took over the management of the newly founded HAMBURG ENERGIE, was Chairman of the Board of German Water Partnership and Vice President of the Water Association of Municipal Enterprises.

Overall, Dr. Michael Beckereit has more than 20 years of professional experience operating water and wastewater systems for populations ranging from 20,000 to over 2 million inhabitants, both in the private and municipal sectors.

FIELDS OF EXPERTISE
Electrical grids / Gas and electricity concessions / Regulatory affairs / Local energy systems / Water and waste water

BIOGRAPHY
Pierre Soulairol is a Senior Advisor at Tilia. He regularly provides expertise on topics related to the energy transition, mainly to communities and network operators.

His operational experience in managing and building power grids, and water and sewage systems for EDF, Gaz de France, SAUR and Enedis, gives him a sound knowledge of the questions regarding energy and water grids, mainly those arisen by the development of decentralized production and the obligation to modernize the power grids using a smart grid approach. His experience of more than 20 years working with cities, communities and municipal authorities gives him a good knowledge of the issues they face in the fields of energy and environment. He also had the chance to follow several smart grid demonstrators in France.

In particular, Pierre Soulairol has conducted at national level the concessionary policy of Enedis and the deployment of its offers to communities in the frame of the French Energy Transition law. He therefore has a deep knowledge on the legal environment of the deployment of the energy transition and the key role of cities and communities in this field.

FIELDS OF EXPERTISE
Strategy / Innovation / Renewable Energy / Sustainable Development / PV / Organic and external growth/ Restructuring/ Development and implementation of disinvestments and support for MBO and MBI

BIOGRAPHY
Michael Tietz has more than 20 years of professional experience in the energy and renewables sector. During his career he has gained extensive knowledge on project management, planning & design, team leading, provision of technical expertise, capacity building as well as operation of companies in the electrical building and appliances sector.
He studied at the European University Viadrina in Frankfurt (Oder) and holds a master’s degree in economics (Diplom-Kaufmann).
In Tilia, he works as Senior Advisor with a focus on strategy development for newly founded utility companies, as well as management consulting, incl. re-organisation and optimization of structures and processes for utilities. His work includes analysis, design, implementation and success monitoring.

Before joining Tilia, Michael Tietz got 12 years of extensive experience in the fields of M&A and restructuring/reorganisation in the areas of renewable energies / photovoltaics / decentralised energy supply and distribution. He gained experience in the design and integration of new business units within the framework of external and organic growth, Design and implementation of disinvestments and support for MBO/MBI. He has been involved in the development and execution of optimized exits and transactions in special situations including going-concern sales, management buy outs, carve outs and accelerated wind downs.

FIELDS OF EXPERTISE
Water, Sewage / Energy / Oil & Gas / Large-scale Plant Construction / EPC / Supply Chain Management / Project Organisation / Project Management / Contract Management / Claims Management

BIOGRAPHY
Steffen Böll is Senior Advisor at Tilia GmbH with a focus on large-scale plant constructions and contract strategies in the fields of water/sewage, energy, oil and gas. In his career of more than 25 years, he has held various positions in the entire value chain for the construction of plants, such as plant planning, purchasing, logistics, project management, contract and receivables management, scheduling and site management.
After graduating in mechanical engineering with a focus on energy technology in Darmstadt, Mr Böll worked for various plant manufacturers and projects in the above-mentioned areas. This also included several years abroad, e.g., in England, India, Canada and Kazakhstan.
Today, his focus is on the development of projects and implementation strategies depending on the local conditions, the project requirements and the management capability of the customer structures.
At Tilia, he focuses on supporting clients with the handling of major projects and in particular the analysis and structuring of project organisations for interface-intensive major projects and contract management.

FIELDS OF EXPERTISE
Public Transport / Bid Management / Mobility / Change Management / Strategic Counselling / Process Management / Implementation of Management Information - BI Systems / Productivity Management/ Public Sector

BIOGRAPHY
Andreas Glowienka is a Senior Advisor at Tilia, providing expertise in the fields of Public Transport, Bid Management and Mobility combined with Strategic Counsulting, Change Management, Implementation of Management Information Systems, Process and Productivity Management in public and private business. He holds a Master’s Degree in Social history from Warwick University, England.
Before joining Tilia, Andreas Glowienka worked ca. 8 years as CEO of a regional Public Transport Authority. His areas of expertise cover mainly setting-up and implementating a competitive tender schedule for public rail transport including the definition of technical, financial and qualitative standards and norms as well as legal backing. He was in charge of the operative aspects of the interaction between public road and rail transport in terms of quality, timetable synchronisation, marketing, reduction of uneconomic parallel services, financing through-pricing losses and winning over new passengers.
As Management consultant and Director of a politically independent company, for 9 years he supported and advised the City of Leipzig, i.e. the administration, its operations and participations, with regard to any commercial, personnel, legal and organisational matters. He also set up and implemented reporting and controlling by means of an efficient investment management.
Andreas Glowienka provides specialised technical knowledge in the majority of the fields of a group portfolio, including business development, acquisitions, privatisations, company set-ups, etc. Among other projects, he succesfully managed the financing and implementation of the public rail transport infrastructure project “City-Tunnel Leipzig”.

FIELDS OF EXPERTISE
Energy Management / Energy / Decarbonisation / Renewable Energy / Energy Efficiency / Territorial Energy Master Plan / District Heating/ Combined Heat and Power
BIOGRAPHY
Wolfgang Spaich is a Senior Advisor at Tilia since 2021. Throughout his career, he has held management positions with personnel and budget responsibilities in different companies in the fields of energy supply, energy trading and energy consulting.
From 2002 to 2021 he has been working with a heat and power generation and distribution company as Chief of Energy Management of the main company and CEO of four subsidiaries. He was responsible for purchase of electricity (up to 500 GWh/a) and gas (up to 3 TWh/a as well as selling of “green electricity” (up to 2 TWh/a). During this time, he was also responsible for the trading of carbon emissions within the European Trading Registry for up to 7 CHP plants. He was also responsible for design, technical concepts, business plans, negotiation of contracts for construction and energy supply for industrial and communal clients, e.g., combined heat and power plants, innovative heat generation systems using waste heat.
At Tilia he focuses on energy efficiency improvement projects using waste heat and/or renewable energies for industry, municipalities and local companies. He also develops and implements business models for renewable energies, energy efficiency and decarbonisation.

FIELDS OF EXPERTISE
Project / Tenders / Water treatment / Utilities / Facility Management

BIOGRAPHY
Agnès Maret is a Senior Advisor at Tilia, providing expertise in project management, tender management, and transformation strategy.

She holds a Master's Degree in Engineering from ESPCI - Paris Tech, with a specialisation in Physics. Her areas of expertise cover mainly drinking and waste water treatment, energy, building maintenance, and all areas of facility management.

Before working in consulting, Agnès worked during 20 years at Veolia. She filled several positions, first as water quality manager, then operation manager, and project manager. In these positions, Agnès has developed a significant experience in organising pluri-disciplinary teamwork, defining transformation strategies and implementing technical and organisational change. She has applied this experience in different contexts, both for public entities and private companies.

FIELDS OF EXPERTISE
Energy services/ conventional power plant technology for the generation of electricity and heat from coal, gas, biomass/ recycling of valuable materials/ combined heat and power generation/ waste heat recovery/ local heating solutions/ energy management systems/ energy-saving construction/ photovoltaics/ fuel cell technology

BIOGRAPHY
Stefan Laarmann is Senior Advisor at Tilia Gmbh. He is specialized on power and heat supply systems for residential buildings and industrial plants.
After studying mechanical, energy and process engineering at the University of Essen with honours, he completed his PhD while working and gained his first professional experience as a consulting engineer. Among other, he used to create energy concepts for public institutions and energy saving concepts for industrial companies. Afterwards, he worked in leading positions in the management of power plants in Germany and abroad, including: Portugal, Croatia and the Czech Republic. Most recently, he worked for 15 years as power plant manager at the Westfalen hard coal-fired power plant, where he had economic responsibility for a total of five coal-fired units and a thermal waste utilization plant.
At Tilia, he works as a senior advisor, primarily in the energy sector, where he supports the company with his experience and knowledge about power plant technology and recycling of valuable materials.

FIELDS OF EXPERTISE
Energy management / Cogeneration / District heating / Contracting / Biogas / Biomethane

BIOGRAPHY
Karsten Spahn is a Senior Advisor at Tilia since 2016. He is an energy expert (> 20 years) with broad experience in the industry sector. At Tilia he works in the fields of energy efficiency and conception of energy solutions.

He worked during more than 10 years for Dalkia in Germany, taking different responsibilities such as Operations and sales director in the regions West and South of Germany as well as Sales Director in industry. In 2005 he joined the energy company GETEC AG where he was responsible for the region Northrhine Westfalia, thenfor energy economy, including methanisation, sales of biomethane and power, energy management.

FIELDS OF EXPERTISE
Wind energy/ biomass/ photovoltaics/ technical due diligence/ waste-to-energy/ conventional power plants/ energy efficiency/ heat and power co-generation/ heating networks/ agriculture

BIOGRAPHY
Michael Schäfer is a Senior Advisor at Tilia and is a qualified industrial engineer in energy and environmental management. His career started in 2006 in the commercial management of power plants and district heating networks at a municipal energy supplier.
As a specialist consultant for banks, investors and energy suppliers, he was responsible for the specialist appraisal of projects for numerous initiatives with renewable energies all over the world, the largest of which involved investments of over one billion euros. Michael Schäfer was the commissioning engineer for various offshore wind farms in Europe and is fully trained to work on sites on land, at sea or in the air. The renewable energy projects that he has worked on have a total output of over 3,300 MW.

FIELDS OF EXPERTISE
Project Management/ Energy and carbon balance / Integrated urban water management / Urban synergies / Technology innovation

BIOGRAPHY
Corinne Trommsdorff is a Senior Advisor for Tilia. She has a broad expertise in urban synergies and integrated water management shaping the evolution of infrastructures and organizations. After graduating in environmental engineering from Agro Paris-Tech, Corinne has developed her expertise in the water sector in France, the USA, Switzerland and other international environments. She was the leader of the Water-Wise Cities programme of the International Water Association (IWA), which aims to promote reflections on future transitions to enable a more sustainable water management in cities and their basins by mobilising decision-makers, technicians and citizens. Corinne is now using her 20 years of experience to work with municipalities to implement these Water-Wise Principles and explore innovative ways to adapt to climate change and reduce carbon emissions.

FIELDS OF EXPERTISE
Management / Performance / Growth / Innovation / Product development / Strategy development / Business process optimisation / Change management / Supply chain management / Logistics
BIOGRAPHY
Johannes Jähn is Senior Advisor at Tilia GmbH and offers know-how especially in the areas of business process optimisation, supply chain management and logistics. In addition, he has extensive experience with innovation processes, the associated change management and strategy development.
Mr. Jähn studied Business administration and IT at the European Business School, Schloss Reichartshausen and the James Madison University, Harrisonburg, USA.
After Mr. Jähn had successfully founded and managed three of his own companies in the IT sector, he worked as a consultant for various international companies between 2000 and 2005, before becoming Director Supply Chain Management at Medion AG from 2005. Subsequently, Mr. Jähn directed the worldwide logistics division of the OBI-Baumarkt-Group as Managing Director for almost 5 years.
In 2015, Mr. Jähn was appointed to the Management Board of Mitteldeutsche Flughafen AG and in this role he managed the Leipzig / Halle and Dresden Airports with around 1,500 employees, a total annual budget of around 150 million Euro and assets worth over 2 billion Euro. During this time, the air freight business at Leipzig/Halle Airport in particular increased considerably, making it the fifth largest freight airport in Europe.
Since 2019, Mr. Jähn has been dedicated to the project of founding a freight airline for eCommerce and express freight based at Leipzig / Halle Airport. Under his leadership as Managing Director, this airline was able to obtain the EU operating license and, despite the outbreak of the corona crisis, already achieved profitability in its first financial year.
Since autumn 2020, Mr. Jähn has been self-employed as a Freelance consultant and Interim manager and works in this role with Tilia GmbH.

FIELDS OF EXPERTISE
District supply / sales and marketing / project coordination / customer care / office management

BIOGRAPHY
Martina Herrmann works as a project collaborator at Tilia and is mainly active in the field of neighborhood energy.
After studying international business administration, she worked as an assistant and later as a member of the management board in an internationally active design and creation company. Afterwards she increasingly focused on activities in sales (B2B, B2C) as well as customer and project management. Since 2012 she has been working for the energy industry. In the field of development and maintenance of IT systems and digital platforms for the gas industry, she has taken over commercial and organizational tasks, established internal workflows and processes and supported customers and service providers. In the process she gained a good insight into the development, function and economy of digital business models.

Since 2019 Martina Herrmann has been working in the business field of district development and district supply and has been a member of the Tilia GmbH team since 2020. Here she takes over and controls sales activities, is the contact person for customers and business partners and supports the project management.

FIELDS OF EXPERTISE
Strategy and Project Development for Wind power / Solar Energy / District Heating / Change Management in the Utilities sector / Business modelling / Business development

BIOGRAPHY
Martin-Joseph Hloucal is working as a Project Manager at Tilia. He holds a Graduate Degree in Material Science and Engineering and is a certified Wind Energy Expert (University Oldenburg).

At Tilia, Mr. Hloucal plans and builds complex energy systems in German communities. He also works with German utilities in the water and energy sectors to enhance the performance and to face the changing internal and external conditions.
In the past years, Mr. Hloucal managed several projects mainly in the energy sector including due diligence for wind power, solar power and biogas, business development, feasibility studies and F&E-Projects in Germany and abroad.

Before joining Tilia, Mr. Hloucal was working in solar power research and cofounded an NGO promoting regional added value and solar power plants on German universities.

FIELDS OF EXPERTISE
Energy and Infrastructure Policy / Data Protection / Project management / Public tendering / Public subsidies / Process design & documentation / In-house quality management / Marketing and PR work

BIOGRAPHY
Jana Müller is a Project Manager at Tilia. She is a graduate engineer (University of Applied Sciences) for ecology and environmental protection and holds a Master’s degree in energy management with a primary focus on project management.

From 2006 to 2007 Jana Müller was supporting environmental and quality management projects in an engineering office. Then she spent more than two years working as an in-house quality management auditor and was responsible for development, implementation and further development of an integrated management system for the topics quality, environment, occupational safety, aviation. Furthermore, she prepared and conducted employee training.

At Tilia, she works as a project manager since 2009. Amongst others, she ensured the DIN EN ISO 9001:2008 certification of an accounting service provider in the energy supply sector. She worked also in a supporting a regional supply and transport company in implementing a financial system for improving the management of the holding company while valuing synergies among the operational subsidiaries.
In recent years, her work has focused on the development of various neighbourhood concepts. Furthermore, she was alternately responsible for marketing, funding measures and tenders. Jana Müller has been the Group Data Protection Officer since 2018 and the Tilia Group's Energy and Infrastructure Policy Officer since 2022.

FIELDS OF EXPERTISE
Agile Methods / Digitalization / Renewable Energy / Mobility

BIOGRAPHY
Carlos Dütthorn is a project manager at Tilia, working mainly on projects in the energy sector. As an innovation assistant, he deals with the development and implementation of innovative heat supply concepts.
He worked on project development in the area of energy district concepts. In addition, he was involved in the conception of efficiency improvements in public street lighting, developed shift models in control rooms, supported the creation of energy audits and is involved in the social intranet team of Tilia.

Carlos Dütthorn completed his master's degree in industrial engineering at Leipzig University of Applied Sciences. There he specialized in the field of energy management and wrote his master thesis in the field industrial use of waste heat for municipal heat supply as part of an energy district concept.

FIELDS OF EXPERTISE
Energy Efficiency / Regional energy concepts/ Eco-Quarters / Key-Performance-Indicators / Process optimization

BIOGRAPHY
Marcus Reißhauer has been a Project Manager at Tilia since 2011. He did his engineering studies in the field of Ecology and Environmental Protection at the University of Applied Sciences in Zittau, where he specialised in Environmentally Oriented Business Management. He then enrolled in his Master’s studies in the field of Project Management and Engineering.
Marcus Reißhauer’s current project tasks include supporting the change process in municipal utilities in various projects (e.g. optimisation of the waste management, the workshop, facility management and implementation of a company wide key-performance-indicator-system). He also works in the field of regional energy concepts to increase the energy efficiency.

Fields of Expertise
Renewable Energies / Energy Efficiency / Energy Technology / District heating concepts

Biography
Joel Härtner has been with Tilia GmbH since July 2019 and works mainly on projects in the fields of energy and heat supply, energy efficiency in industry and the planning of district heating concepts.
After successfully completing his master's degree in Energy- and Environmental Engineering at the HTWK Leipzig and a master's thesis in the field of district heating concepts in rural areas, Joel Härtner has been working as a project manager at Tilia since mid-2020. The focus of his studies was the efficient provision of heat and electricity. Before Joel Härtner joined Tilia GmbH, he worked at an online platform for marketing energy efficiency services in the areas of energy efficiency and product management.

FIELDS OF EXPERTISE
Operational Efficiency / Water and Wastewater / Smart Cities / Mobility / Innovation and Digitalisation in the utilities industry / Information Systems

BIOGRAPHY
Hendrik Parthen is a Project Manager at Tilia. After a Bachelor in Mechanical Engineering at the Leipzig University of Applied Sciences (HTWK Leipzig), he developed his skills in several fields by working at Tilia since 2012. He holds a Master degree in Industrial Engineering (mechanical engineering and energy technologies).

Through his capacity to combine different knowledge from various fields, he has successfully applied the interdisciplinary approach of Tilia to several projects. He has taken part in different business efficiency projects in national and international utilities, addresing technical and economic issues.

He is also part of Tilia's expert team for digitalisation and new work organisation practices. Among other initiatives, within Tilia he led the implementation of an innovative platform for modern internal communication, resulting in an improved efficiency of the teams.

FIELDS OF EXPERTISE
Renewable Energies / Energy Industry / Smart Metering / Process Management

BIOGRAPHY
Max Emanuel has been a project member of Tilia since 2020. After completing his dual business administration bachelor's degree with a focus on industrial service management at the DHBW Stuttgart, he worked for 1.5 years at a regional energy provider in the field of network management and regulation, where he was intensively involved in the organization and implementation of basic metering point operations. He already gained theoretical and practical experience in this field with his bachelor thesis on the digitalization of the energy turnaround with a focus on business process modeling.

His tasks at Tilia include accompanying and supporting the development and establishment of the business area "Control of energy supply systems". In addition, he provides input for various energy-related projects.

FIELDS OF EXPERTISE
Renewable Energies/ Operational Management / Energy Efficiency/ Energy services/ heat supply / heat grids

BIOGRAPHY
Michael Mirisch is a Project Manager at Tilia GmbH since the end of 2019. After completing his master's degree in "Sustainable Energy Systems in Mechanical Engineering", Michael Mirisch worked in the energy-related services business including tenant electricity for five years. During this period, he gained experience in the area of restructuring and optimization of local heating concepts as well as acquisition and implementation of energy supply projects for the real estate and housing industry.

His responsibilities at Tilia include project conception and implementation in the area of energy-related district development as well as consulting in the field of commercial heat supply.
From 2020 to 2022, he was responsible for the implementation of a local heating solution for a municipal utility as external project manager (interim management) and acted as central communication and coordination interface for the internal departments of the municipal utility as well as the external contractor, approval authorities and funding agencies.
In addition, he has been responsible for the operational management of the energy generation plants (including CHP, PV plants as well as heat pumps) within the Tilia Group since 2022.

FIELDS OF EXPERTISE
Environmental Management / Water and Wastewater treatment / Sustainable Development / International Cooperation / Geographic Information Systems

BIOGRAPHY
Isabelle Fäh is a Project Manager at Tilia. After a Master’s in Environmental Sciences and Engineering at the Swiss Federal Institute of Technology in Lausanne (EPFL), she worked as a Water and Sanitation Engineer for Suez in Casablanca (Morocco). During her two-years experience at Suez, Isabelle was responsible for setting-up and rolling out technical standards while conducting innovation projects in coordination with network operators and partners, aiming at enhancing operational performance.

Prior to her experience in North Africa, Isabelle developed her skills and experience in research projects aiming at improving drinking water treatment and sanitary conditions in developing countries within the Swiss Federal Institute of Aquatic Science and Technology (EAWAG) in Zurich (Switzerland).

At Tilia, she works as a project manager on water-related topics, including the development of local water strategies. She also participates in the support of local communities and public water and sanitation services in their modernization and operational optimization projects.

FIELDS OF EXPERTISE
Controlling / Accountancy / Special Equalisation Scheme (EEG surcharge) / Electricity and Energy Tax / Industry / eCommerce

BIOGRAPHY
Peter Jungbluth is a Project Manager at Tilia. He has experience in controlling and accountancy of manufacturing industry and eCommerce business. At Tilia he is in charge of the controlling of Tilia’s subsidiaries.
He studied Business Engineering (bachelor) at Magdeburg-Stendal University of Applied Sciences with specialization on mechanical engineering and production management. Afterwards he completed his master in Economics at Leipzig University of Applied Sciences.
Before joining Tilia, Peter Jungbluth worked over 5 years as Industrial Controller for an international insulation manufacturer, responsible for economic issues of the German plants. He developed significant experience in reporting, rolling forecasts and business cases He was responsible for the reduction of the EEG surcharge (special equalisation scheme provided by the Renewable Energy Sources Act) and the refund of electricity and energy taxes. Furthermore, he gained experience in business unit controlling, data warehouse/business intelligence and corporate restructuring.

FIELDS OF EXPERTISE
Renewable energies / Photovoltaics / Energy concepts / Eco-districts / Tender & Bid Management

BIOGRAPHY
Kerstin Schuchardt has been part of Tilia since 2018. At Chemnitz University of Technology, she completed a Master's degree in "Sustainable Energy Supply Technologies", through which she acquired further interdisciplinary knowledge in the fields of electrical and thermal energy technology, complementing her Bachelor's degree in economics (with a focus on energy economics).
Before joining Tilia, Kerstin Schuchardt worked for one and a half years in an engineering firm specialised in the planning of (ground-mounted) photovoltaic systems, where she gained her first experience in the energy sector parallel to her bachelor studies.
At Tilia, she is active as a project manager primarily in the areas of energy and eco-district concepts, while working on photovoltaic projects from conception to implementation in particular. She is also responsible for Tilia's tender management on the bidding side.

FIELDS OF EXPERTISE
Energy concepts / Municipal energy management

BIOGRAPHY
Nelly Lehr is a Project Manager at Tilia. She did her Bachelor´s degree in economics and sociology at the University of Potsdam and her Master´s degree in sustainablity management at the University of Leipzig.

During her Master´s degree, she worked for the chair of energy management and sustainability at the University of Leipzig, were she did a research project on Power-to-Heat technologies in German district heating grids. Furthermore, she founded oikos Leipzig together with other students, an organisation for sustainability in economics and management, organising various events about sustainability topics.

At Tilia, Nelly Lehr is working as a project manager on energy concepts and topics related to municipal energy management. She is the project leader for the development of an energy usage plan in Konstanz and supported several energy concepts for districts.

FIELDS OF EXPERTISE
Project Organisation / Project Management / Energy Efficiency Expert / Energy Technology / CHP / HVAC / Gas Turbines / Fuel cells / Combined Cycle Power Plants (CCPP) / Industrial Customers / Urban smart districts / Power-to-X / Energy Storage

BIOGRAPHY
Markus Bolz is a Project Manager at Tilia with a focus on project management energy technology in the areas of industry, renewable energies, CHP, and works as a registered energy efficiency expert. In his long-standing career, he has held various positions in project management for energy technology as well as CHP plants, gas turbines and heating, air conditioning and ventilation technologies.
After graduating in Mechanical Engineering with a focus on regenerative energy technology from the University of Applied Sciences Aachen in Juelich, Mr Bolz worked for various companies and projects in the aforementioned areas. Today, his focus is on the development and conception of projects as well as execution strategies depending on the local conditions, the project requirements and the capacity of the customer structures. He is a specialist in the field of energy management with a particular focus on the efficient integration of renewable energies into technical supply systems.
At Tilia, he focuses on supporting industrial customers in the handling of large-scale energy efficiency projects, support in municipal heating planning projects and the creation and handling of new urban smart districts with a focus on heating networks 4.0.

FIELDS OF EXPERTISE
Energy Efficiency in Industry / Eco-districts / Lighting / Key-Performance-Indicators / Monitoring and Reporting

BIOGRAPHY
Frank Vogt has been a Project Manager at Tilia since 2016. He did his Bachelor studies in the field of Industrial Engineering at the University of Applied Sciences in Jena, where he specialised in Environment and Process Industries.After a six month quality management internship in the automobile sector, he enrolled in a Master’s programme at Leipzig University of Applied Sciences in the field of Energy Economy.
During his studies he took an opportunity to do an internship at Tilia in 2015, where he supported various. In 2016 he finished his Master’s degree with a thesis on an industrial lighting project and was employed by Tilia as an innovation-assistant for the development of similar projects.
His current project tasks include the development of energy efficiency concepts within the industrial sector, cities and communities. He also works with Tilia’s software “Berichtscockpit” which supports clients in reporting and monitoring key-performance-indicators.

Areas of Expertise
Process Modelling and Optimisation / Sustainable Development / Environmental Impacts and Management

Biography
Thomas Gibbs is a project manager at Tilia. After completing his bachelor’s degree in chemical engineering, he expanded his areas of expertise by pursuing a master’s degree in environmental engineering, both at Queen’s University Belfast. During his studies, he gained practical experience, designing and modelling a biogas to methanol plant as part of his bachelor project and writing his Master’s thesis on the environmental impacts and regulation of green hydrogen production in collaboration with the Environmental Protection Agency in Ireland.
At Tilia, he works on projects in the areas of energy efficiency and sustainability, supporting clients across various projects from conception to implementation. Additionally, he is an associate member of IChemE and working towards becoming a chartered chemical engineer.

FIELDS OF EXPERTISE
Energy Concepts / Energy Efficiency / Renewable Energies / Project Management / AGFW fp-Assessor FW 609 & FW 611

BIOGRAPHY
Michael Platt is a Project Manager at Tilia. He completed his studies in environmental engineering and resource management at the Ruhr University of Bochum with a focus on sustainable energy supply and renewable energies. Afterwards, he worked for 4 years as a research associate at the International Geothermal Centre, where he was responsible for the acquisition, coordination and processing of R&D and third-party funded projects.

From 2013 to 2019 he worked as a Project Manager / Developer for two energy service providers. His responsibilities included the preparation of energy concepts considering the energy industry framework conditions, budget and cost calculation for project implementation and sales activities technical support. His tasks also included the tendering and awarding of contracts as well as the subsequent construction of energy supply facilities. He was also responsible for the development of individual energy solutions for commercial and industrial customers as well as for the creation of sustainable neighborhood solutions. His areas of responsibility also included the project management of all internal and external project participants.

At Tilia, Michael Platt works in the areas of neighborhood development, energy efficiency and renewable energies. He is also responsible for the operational management of the combined heat, power and cooling plant of a large industrial customer.

FIELDS OF EXPERTISE
Energy Efficiency / Renewable Energies / Decentralised Energy Systems / Thermal Insulation / Life Cycle Assessment

BIOGRAPHY
Elias Reichel is a project manager at Tilia. After graduating with a master's degree in environmental engineering at the TU Bergakademie Freiberg, he continued to support his research group as a research assistant. His main focus was the ecological and economical assessment of photovoltaics and solar thermal energy in combination with storage technologies, as well as the writing of scientific publications.
After that he worked as an energy consultant in an engineering office in Leipzig. There he supported numerous private and commercial clients in the planning, implementation and funding of energy efficiency measures and construction and renovation of buildings.
At Tilia, he works as a project manager and develops energy and district solutions for commercial and municipal clients.

FIELDS OF EXPERTISE
Energy systems/ Energy efficiency / Techno-economic feasibility studies/ Modelling & Simulations / Environment

BIOGRAPHY
Paul Morisot is a project manager at Tilia. He graduated as a General Engineer from the IMT Atlantique engineer School (formerly the École nationale supérieure des Mines de Nantes) where he specialized in the fields of energy and environment. He broadened his energy systems knowledge and skills through an academic exchange with the University of Tokyo. During his training, he participated in several projects ranging from energy modelling of thermal systems to the feasibility study of the connection of a wind/photovoltaic pilot hybrid park using a storage system. He also worked on a stochastic weather generator creation as part of a decision support tool development for the design of energy storage systems.

At Tilia, he uses his skills as an energy engineer and supports public and private customers in their energy transition projects. Paul also works on the modelling of heating and cooling networks and participates in technical and economic studies for ambitious and innovative energy projects. Specifically, he accompanied the Metropolis of Lyon on the inter-territorial renewable energy operator creation as well as the digital multi-fluid data visualization service development within the Lyon Living Lab Energie project.

FIELDS OF EXPERTISE
Energy Efficiency / Energy Transition / Techno-economic feasibility studies / Information Systems

BIOGRAPHY
Alexis Oger is a Project Manager at Tilia. After a scientific Master’s at the Ecole Centrale de Lyon, he developed his skills and experience more specifically in the energy and resource management sectors during a year (also at Master’s level) at the Technical University of Berlin.

During his education, he participated to several energy projects, like the conception of a system able to extract energy from the electromagnetic waves, the technical and economic evaluation of a wind power-hydrogen system or a study comparing energy policies and regulation tools in France and Germany.

At Tilia he works on energy-related assignments supporting public and private clients in their energy transition projects, such as the energy efficiency improvement of water utilities, the environmental evaluation of projects, as well as data computation and visualisation.

Fields of expertise:
Heating and cooling supply systems / energy contracting / district supply concepts / heat networks / renewable energies

Biography:
Paul Precht is a project manager at Tilia. He completed his master’s degree in energy technology with a focus on renewable energies at RWTH Aachen University. As a building services planner at an engineering company, he consolidated his knowledge in the field of designing efficient heating and cooling systems. At the same time, he was also responsible for preparing profitability analyses for decision-making.
From 2018 to 2022, he worked as an energy contracting project engineer for a national utility company. His work included the creation of supply concepts as well as the planning and construction management of heating and cooling generation systems. He also provided the sales department with support using his expertise and at customer meetings. During project implementation, he was responsible for the successful completion of the project, compliance with project funds, work safety on the construction site, adherence to the schedule and technical planning. In the process, he also gained knowledge in supplier management and service provider management. Most recently, he was responsible for implementing local district heating projects.

Fields of expertise:
Renewable energies / (large-scale) solar thermal systems / simulation of energy systems / district supply
Biography:
Martin Mehner is a project manager at Tilia and works in district supply and energy concepts. He develops innovative local heating solutions for municipalities, cities and the housing industry.
After completing his master’s degree in mechanical engineering at the TU Bergakademie Freiberg, Martin Mehner gained experience at a solar thermal system and heating technology manufacturer in Baden-Württemberg. He focused on product development and large-scale solar thermal systems.
He then had the opportunity to expand his knowledge in the field of software development at a start-up. As a simulation and software engineer, he was responsible for the technical management of optimisation software for district energy supply systems.

FIELDS OF EXPERTISE
Renewable energies / photovoltaics / energy concepts / biomass

BIOGRAPHY
Amila Hemaka Liyanage works at Tilia as a project manager with a focus on photovoltaics.
He studied mechatronics and has a master’s degree in electrical engineering with a specialisation in photovoltaics.

Amila Hemaka Liyanage previously worked as a photovoltaic power system developer, created corresponding concepts and worked on projects to increase electricity production in biomass CHP. He also has experience in the areas of technical availability, revision planning, preparation of BAFA applications (Federal Office for Economic Affairs and Export Control), cooperation with TÜV and authorities as well as energy management according to ISO 50001.

FIELDS OF WORK
PV Plant Design/ Chemical Injection Package (Including Pump, Pulsation Damper, Pressure Safety Valve, Storage Tanks, Piping, Package Slide etc.) / Manufacturing Engineer Manager (Pressure Vessels, Shell & Tube Heat Exchangers, Steel Components, Machine Parts, ...) / Design, Supervision and Performance of Building HVAC / Design, Supervision and Performance of Natural Gas Pipeline Construction.
BIOGRAPHY
Mahmoud Mortazavi is a project officer for energy systems at Tilia GmbH and a specialist in the field of oil and gas with a special focus on pressure vessels, shell & tube heat exchangers. He graduated from the Islamic Technical Azad University in Iran with a master’s degree in Mechanical Engineering (Applicable Design), through which he acquired further interdisciplinary knowledge in pressure vessels, shell & tube heat exchangers, steel components, and machine parts. In addition, he earned his bachelor’s degree in Mechanical Engineering (major in Heat & Fluid), and his bachelor thesis theme was the design and optimization of solar cells.
Prior to joining Tilia, Mahmoud Mortazavi worked for over 14 years as a Chemical Injection Package (CIP) Technical Manager, Manufacturing Engineer Manager, Project Manager, Plant Manager, as well as Design & Manufacturing in Iran. During this time, he has gained numerous experiences in thermal & mechanical design of static equipment (pressure vessels and shell & tube heat exchangers) and implementation oil and gas projects.
At Tilia, he is active as a project employee primarily in the area of PV systems, and also supports the implementation of photovoltaic projects in particular.

FIELDS OF EXPERTISE
Office Management / Administration / Financing / Accounting / Event Organization

BIOGRAPHY
Susan Dickel has been working as a Office Manager and Team Assistant at Tilia since 2010. Her main tasks are office management, accounting and event organization. She supports the whole team in organizing their daily business.

She completed her apprenticeship as an Industrial Clerk in 1999 and then received her degree as an Industrial Business Administrator in 2003.

Before joining Tilia, she worked for eight years as an assistant for a consulting firm and for the office of the European Waterpark Pool Association. Her main tasks included office management, organization of internal and external events and support for both the human resources and accounting departments.

FIELDS OF EXPERTISE
Office management / Team assistance / Administrative and commercial support / Tender screening

BIOGRAPHY
Cécile Bousquet holds a Master degree in Modern Languages and translation, specialized in English and German. She joined Tilia in 2015 as an office assistant of the Paris team. Within Tilia she provides administrative support to the team in its daily work, including translation as well as organization of meetings and business trips of coworkers. She is also the administrative interface with the office in Leipzig, working together with the other Tilia offices on general organization, controlling and accounting subjects. Besides, she coordinates the tender screening as well as the administrative preparation of tenders.

FIELDS OF EXPERTISE
Staff planning / Management assistance / Office management / Project controlling

BIOGRAPHY
Helena Heimann is an Office Manager in Tilia, responsible for the Arnsberg office. After her Bachelor in Business Psychology in Cologne, with the main focus in human resources, she worked at a dispatcher’s office, where she was responsible for the commercial careers. She was responsible for developping sales activities, from new customer acquisition to customer support. She also held recruiting responsibilities, including job interviews and preparing offers and contracts.

At Tilia she supports the team based in Arnsberg and is the Controller of one of Tilia's subsidiaries, InnoWE GmbH. Furthermore, she is involved in different projects, e.g. in the fields of industry and district heating.

FIELDS OF EXPERTISE
Accounting / Office Management

BIOGRAPHY
Ilka Sieler is an Office Manager at Tilia, working in its accounting department.

She studied communication and media sciences as well as German language and literature. She started he career as a journalist for the radio and various print media before taking the role of public relationships and marketing manager in a software company.

She worked for several years in France, focusing on e-commerce, and then moved back to Germany to take a role of managing director at the German branch of the same French company. After further experience in public relationships and marketing at an energy provider, she set up her own tailoring company and completed an apprenticeship in accounting, focusing the rest of her career in this field.

Before joining Tilia, she was responsible for team assistance and accounting at a software company for four years.