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Because the future demands sustainable solutions.

Because the future belongs to renewable energies.

Because the future needs people who make it possible.

Future called, said it´s great.

    Our team combines technological excellence with strategic business development and operational implementation skills. This interdisciplinary diversity is the foundation of our innovative strength and enables us to successfully master demanding technology development, industrial scaling, and market challenges. With our products for generating green hydrogen, we are contributing to enabling a CO2-free energy supply in the future.

    Shaping the future together.
    With a committed team.

    Alexander Voigt

    Managing Director
    Alexander Voigt

    Alexander holds a degree in physics and is the founder and manager of technology companies. With a unique combination of expertise in physics and engineering, entrepreneurial skills, and a commitment to shaping energy policy, he has been working for three decades to implement the German and European energy transition. In his free time, he enjoys cooking and is quite good at it.

    Sebastian Sipp

    Managing Director
    Sebastian Sipp

    Sebastian has more than two decades of experience as an investor, entrepreneur and manager in the European infrastructure and technology sector. He is passionate about the operational set-up and strategic development of innovative growth companies. He is an outdoor enthusiast and enjoys spending time at sea and in the mountains.

    Andrew Zwinkels

    Technical Director
    Andrew Zwinkels

    Andrew is an experienced electrical engineer and has been involved in renewable energy storage for over 20 years. He has developed innovative storage solutions in numerous projects and brought them to market. He is also involved in electric mobility concepts. In his spare time he designs furniture and is an avid amateur chef.

    Dr. Christian Friebe

    Head of Public Affairs & Projects
    Dr. Christian Friebe

    Christian has been working on the market ramp-up of renewable energies for 15 years, first as a consultant and scientist, later as an expert for German and European energy policy in a municipal utility holding company. He loves controversial discussions and cycling – alone and with his family.

    Dr. Stephan Funk

    Head of Product
    Dr. Stephan Funk

    Stephan is physicist and has more than 20 years of experience in product development and introduction of complex systems, as developer, project- and R&D manager. Aside from Telco systems and automotive LASER applications he worked on hybrid hydrogen energy systems already 10 years ago. He spends his spare time with his family, he sails and plays the guitar.

    Marcel Gallé

    Head of Finance
    Marcel Gallé

    Marcel looks back on over ten years of expertise in various start-ups in the field of energy storage. His career started in the banking and consulting industry. Structuring innovative business cases and scaling business models are his professional passions. In his private life, he loves to play music and sings in a big band.

    Uwe Winter

    Head of Operations
    Uwe Winter

    Uwe has more than 30 years of experience in the automotive and supplier industry. During his career, he has held various positions in manufacturing, development, programme execution and process development, including leadership positions at GM and ThyssenKrupp Elevator. In his spare time, he is a passionate cook, enthusiastic model maker and techno fan. His favourite travel destination is France.

    Nelli Quakernack

    Head of People & Organization
    Nelli Quakernack

    Nelli is a psychologist and HR generalist with more than 10 years of operational and consulting experience in the digital economy and start-ups. As a systemic coach, she accompanies individuals and teams in phases of change, business growth and leadership issues. In her free time, she loves trying out new restaurants and browsing food blogs.

    Cornelius Brand

    Senior Test Engineer
    Cornelius Brand

    Markus Hartwig

    Technical Project Manager
    Markus Hartwig

    Dr. Elisabeth Hornberger

    Senior Electrochemist
    Dr. Elisabeth Hornberger

    Elisabeth is an electrochemist with more than five years of research and work experience in the field of energy storage and conversion for renewable energy. In her spare time, she runs a photo blog about art
    in urban spaces.

    Katharina Krause

    Office Management
    Katharina Krause

    Fabian Meurer-Bort

    Hydrogen Engineer
    Fabian Meurer-Bort

    Simon Neunhäuserer

    Mechanical Design Engineer
    Simon Neunhäuserer

    Max Querengässer

    Senior Mechanical Design Engineer
    Max Querengässer

    Max is an engineer for design technology and has already developed numerous machines and devices in the field of special machine construction. In his free time, he enjoys 3D printing, volleyball and chess.

    André Schmitt

    Electrical Engineer
    André Schmitt

    André is an electrical engineer with extensive experience in developing and constructing automated inspection and testing systems for electrotechnical components in the hydrogen industry. In his spare time, André is an avid cyclist and has cultivated a passion for ultra cycling event.

    Daniel Vila

    Market Analyst
    Daniel Vila

    Daniel is an environmental economist. He has been working on various health, climate and energy modeling projects for almost 10 years. He is an avid basketball player and has played professionally in three different countries.

    Janek Wendt

    Project Manager
    Janek Wendt

    Janek is an electrical engineer. During his studies, he was already intensively involved with battery technologies and hydrogen. He deepened his expertise in the field of renewable energies both in a start-up and in an energy company in Berlin. In his free time, he has played football for 18 years and plays electronic music with friends.

    Manish Togadiya

    Plant Engineer
    Manish Togadiya

    Curious now? Our team is looking for
    new people with a pioneering spirit.

    Strong partners – together we make hydrogen available for many applications.

    Our team

    Helping to shape our future responsibly:
    welcome to STOFF2.

    At STOFF2, our growing team is passionate about ending the age of fossil fuels. In the former Lufthansa air cargo  hall of Berlin’s Tegel Airport, which is now an innovation and sustainability hub, we dedicate ourselves together to the challenges ahead and inspire ourselves anew every day. Our direction is called: sustainable and innovative growth.