Cornelius is a well-respected leader and investor in the renewable energy industry and built several successful clean energy businesses and start-ups within Middle East and Africa. He has extensive board level experience from 10 years in Deutsche Bank (among others, youngest board member in Deutsche Bank Italy Group) and several leading renewable energy organisations and associations via pro bono work as well as different startup companies. By building the international shareholder and partner network of Dii (Desertec Industrial Initiative), he was at the forefront of the renewable energy revolution in North Africa and the Middle East. A keen entrepreneur and investor in emerging markets with recognitions such as 'Solar Pioneer 2015' for the Middle East or the Visionary CleanTech Influencer of The Year 2022 by World Cleantech Awards. He is lecturing at several universities including St. Gallen and is a regular speaker at international conferences. He holds an MBA (Dipl. Kaufmann) from University of Passau, and speaks German, English, Italian, French and Russian. His experience ranges from M&A transactions, asset management, developing utility scale renewable energy projects (including mid-market with private PPAs), pay-as-you-go solar to energy efficiency, including ESCO projects and new business models. Some of the projects and companies were executed in challenging settings or countries. He has led sizable organizations both in startup environments and blue-chip companies and has raised funds from angel investments to USD 100m+ projects with institutional investors. 'I am glad to be able to work in renewable energy which is also my passion - we can genuinely make an impact with many different things and help people, to make our planet a better place. Having new challenges every day is fantastic and many more mountains to be climbed!' Executive management and boards of a variety of companies in emission-free technologies, as well as investment funds, seek his advice.

Philip Green has been the Australian Ambassador to Germany since 2020. In this role, he has been focusing on: - deepening German engagement in the Indo-Pacific - setting the foundations for a supply chain in Green Hydrogen between Australia and Germany, and - securing the right environment in Germany for the conclusion of the EU-Australia Free Trade Agreement. Immediately prior to arriving in Germany, Mr Green worked in the Australian foreign and trade ministry, leading the implementation of Australia's Indo Pacific Strategy, as well as Australia's relations with the United States and ASEAN. Mr Green has served as Ambassador or High Commissioner on three other assignments - in Singapore (2012-2016), South Africa (2004-2008) and Kenya (1998-2000). Mr Green worked as International Adviser to then Australian Prime Minister Kevin Rudd (2009-2010) and as Chief of Staff when Dr Rudd was Foreign Minister (2010-2012). He led the Secretariat for the Review of Australian Intelligence Agencies in 2004. Mr Green was awarded the Order of Australia Medal in 2003 for his role in the response to the Bali terrorist tragedy. He holds a Bachelor of Arts with First Class Honours and a Bachelor of Laws from the University of Sydney. He has been awarded honorary degrees from James Cook University and Murdoch University. Mr Green is married to Professor Doctor Susan Marks, who holds the Chair in International Law at the London School of Economics.

Julia Seitz completed her master's degree in environmental sciences with focus on climate-change-impacts at the University of Freiburg, Germany. After graduation, she worked at the Nature Conservation Center and at a climate protection association in Freiburg. At Fraunhofer ISE, she began working in the division of hydrogen technologies in 2020. In the divison, about 150 scientists, engineers and students conduct research in low temperature polymer electrolyte membrane (PEM) electrolysis and fuel cell systems, as well as in thermochemical processing of hydrogen for the production of synthetic fuels and chemicals. Julia Seitz is the personal assistant and research associate to the division director Prof. Christopher Hebling. She advises and supports him in all matters, but also represents his topics and helps with scientific work.

Mr. Toro is an expert in the field of energy efficiency in industry, decarbonization and energy policy and has worked for over 19 years in this sector. He has acted on several occasions as Team and Project leader. He holds a B.Sc. in Civil Engineering, an MBA in resources and sustainable energy technologies and a PhD in Energy Economics and Policy especially for Innovations like Hydrogen, Renewables and Energy Efficiency. His PhD was conducted in Germany at Fraunhofer and IREES. His focus has been the technical-economic and Research and Development Aspects of several technologies and crucial market barriers for different actors and stakeholders that hinder market uptake and up-scaling. Based on this, he and his teams have drafted policy recommendations at different level to foster new technology developments in developing economies. He has developed excellent leadership skills in his career as well as experience advising GIZ and industries like the pilot projects on Energy Efficiency Networks in Brazil and Mexico. He has developed cooperation partnerships in Germany, the EU, Brazil, Colombia, Chile, Peru, Mexico, Argentina, Sweden, Turkey and Egypt and served as an important interface with public and private stakeholders in the fields of energy, climate and sustainability. In consultancies, he provided international analysis of the framework conditions for energy efficiency in industry and buildings, advised on market entry activities and conducted negotiations, and was the contact person for decision-makers in ministries, utilities and technology providers in the respective countries. Mr. Toro is connected to Fraunhofer since he worked in analysis of alternative renewable energy technologies for the Fraunhofer Institute for Systems and Innovation Research ISI in the past and he has been working in senior positions for two institutions that were created from Fraunhofer activities: The Institute for Resource Efficiency and Energy Strategies IREES GmbH, where he was among others business unit manager and authorized representative, responsible for the team, budgets and results, and Learning Energy Efficiency Networks LEEN GmbH. Involved with these institutions, Mr. Toro advises currently a number of projects in the energy sector in Latin America and Europe, for example a World Bank project on energy efficiency and renewable energy in Public Buildings in Colombia, a project in Austria to promote a climate-neutral industry, including hydrogen options, a the GIZ energy efficiency pilot network project in Sao Paulo, Brazil, and advisory on energy efficiency instruments and multiple benefits in the EU under the Horizon 2020 program, and a green mobility project in Peru. Mr. Toro demonstrates leadership, integrity and professionalism as a team leader and manager. He is multilingual with excellent intercultural and social skills.

Prof. Dr. Christopher Hebling studied Physics and worked for like ten years in the field of Silicon Photovoltaics before he became Director of the Hydrogen Technologies Division at ISE with a staff of about 150 scientists, engineers, and students today. Among his manyfold affiliations he is the spokesperson of the Fraunhofer Hydrogen Network (36 institutes) and Board Member of the Fraunhofer Cluster of Excellence 'Integrated Energy Systems'. Next to his close involvement in national hydrogen strategy developments he is member of the Expert committee for the Transformation of the Automobile Industry of the Federal Ministry for Economic Affairs and Climate Action. Furthermore, he is the Co-Chair of the German Hydrogen and Fuel Cell Association, and he is involved in international stakeholder processes and advisory boards of international hydrogen and fuel cell conferences. He published more than 150 journal and conference papers and is Honorary Professor at the University of Cape Town, South Africa. The Hydrogen Technologies Division conducts research in low temperature polymer electrolyte membrane (PEM) electrolysis and fuel cell systems, as well as in thermochemical catalysis and process developments of hydrogen to synthetic fuels and chemicals (PtX).

Fernando Brun, Ambassador of the Republic of Argentina, is a career diplomat born on 7 January 1971 in Buenos Aires, Argentina. He graduated in Political Science and International Relations from the Catholic University of Argentina. In 1996, he was admitted to the Institute of Diplomatic Service through a State exam. In 1999, he began his career as a career diplomat. In 2009, he was appointed Chief of Staff of the Undersecretary for International Trade. In 2010, he was promoted to Chief of Staff of the Secretary for International Trade and Foreign Economic Relations. In March 2016, he was tasked as Deputy Head of Mission at the Argentine Embassy in Brasil, until his appointment as Argentine Consul General in Hamburg. In 2017 he was responsible for coordinating the G20 Summit in Hamburg. Since December 2019, he worked as Head of the Cabinet for International Relations in the Secretary of State for Strategic Affairs of the Office of the President of Argentina, where he was responsible, among other tasks, for energy transition, with a focus on green hydrogen. He has been Ambassador of the Argentine Republic to the Federal Republic of Germany since Januray 17th 2023. Mr Brun speaks English, French, Portuguese and German (ZDAF & ZMP Goethe Institut Buenos Aires)."