Charlotte Roule

President, GSE;
CEO, Storengy

Charlotte Roule is Chief Executive Officer of Storengy, Europe's leading underground gas storage operator, and Vice President Hydrogen for ENGIE Group.

As CEO of Storengy, she oversees the company’s activities in France, Germany and the United Kingdom. She leads its strategy to strengthen energy security, support industrial competitiveness, and accelerate the adoption of renewable and low-carbon gases, including biomethane and hydrogen.

In her role as Vice President Hydrogen at ENGIE, she contributes to ENGIE's hydrogen strategy and supports the development of hydrogen value chains and infrastructure solutions in Europe and internationally.

Before taking up her current positions, Charlotte Roule served as Chief Strategy Officer of the ENGIE Group. She previously held several international leadership roles within ENGIE, including Managing Director of Storengy UK and Chief Executive Officer of ENGIE China, where she developed renewable energy and low-carbon infrastructure projects.

Charlotte Roule is actively involved in European energy governance. Since 2023, she has served as President of Gas Storage Europe (GSE), representing European gas storage operators within Gas Infrastructure Europe (GIE). Reappointed for a second term in 2025, she promotes the strategic role of energy storage in strengthening Europe's energy resilience and supporting its decarbonization objectives.

She also serves on the Board of Directors of Hydrogen Europe and on the Governing Board of the Clean Hydrogen Partnership. Through these mandates, she contributes to the development of Europe's hydrogen economy and supports the deployment of innovative hydrogen technologies and infrastructure.

Charlotte Roule

Christopher Andrey

Director, Artelys

Christopher Andrey is an associated director at Artelys and is heading Artelys’ Brussels office since 2018. Ever since completing his PhD in high energy physics from the Ecole Polytechnique Fédérale de Lausanne (EPFL – Switzerland), Christopher has worked in the energy sector. After having carried out long-term investment planning studies in the context of national energy transition strategies, Christopher specialised in the economic analysis of energy/climate policies, market design proposals, and of infrastructure projects. He works for clients all along the energy value chain: from project promoters to regulators, from TSOs to NGOs, from national entities to the European Commission. In the recent years, Christopher has devoted his time to analysing the synergies and interdependencies that emerge in closely integrated energy systems

Publications

• Artelys on behalf of Gas Infrastructure Europe, Value of the gas storage infrastructure for the electricity system, 2019
• Artelys on behalf of the European Commission, “METIS study on costs and benefits of a pan-European hydrogen infrastructure”, 2021

Fabien Roques

Executive Vice President, Compass Lexecon

Dr. Fabien Roques is an Executive Vice President at Compass Lexecon, based in Paris, and Head of its EMEA Energy Practice.

Dr Roques has over 20 years of experience as an economist, with substantial expertise in arbitrations, disputes, and state aid and competition assignments.

Dr Roques has worked in a range of industries and infrastructure sectors, including electricity and gas utilities, highways, payment systems, oil and gas majors, ports, railways, shipping, telecoms, and water utilities. He as a particularly deep expertise of the commercial, contractual and regulatory issues in the energy industry, and has published extensively on electricity, gas, oil, and carbon markets.

Dr Roques has given expert testimony before the competition and regulatory authorities and courts of many EU member states. He also has vast experience as a party- and tribunal- appointed expert in civil court disputes and international arbitration proceedings before courts and tribunals.

Dr Roques has worked in a range of EU and non-EU countries (Algeria, Australia, Bahrein, Brazil, Cameroon, Canada, Chile, China, Egypt, Georgia, India, Israel, Japan, Ivory Coast, Kazakhstan, Korea, Macedonia, Morocco, New Zealand, Nigeria, Saudi Arabia, Serbia, Singapore, Sudan, South Africa, Switzerland, Taiwan, Tunisia, Turkey, Ukraine, the United Kingdom, and the United States).

Dr Roques is also an Associate Professor in economics at the European University Institute (Florence School of Regulation) and at Paris Dauphine University and is an Associate researcher of the Energy Policy Research Group at the University of Cambridge. Fabien has authored numerous publications on a range of economic and regulation issues in both practitioners and academic journals.

Dr Roques holds a degree in Economics from the University Lyon 2 (France), a Masters degree in Engineering from the Ecole Centrale de Lyon (France) and in Technology Policy from the University of Cambridge, and a PhD from the Judge Business School from the University of Cambridge. In the past Dr Roques held positions with the International Energy Agency (OECD) and with the consultancy IHS.

Gerald Aue

Vice President, Compass Lexecon

Gerald Aue is a Vice President at Compass Lexecon, based in Paris and Berlin.

Gerald has 20 years of experience in energy sector consulting. He has been working on a broad variety of cases in the electricity, gas and district heating industry.

His notable experience in the natural gas sector includes gas market model design, regulatory questions of gas transmission, distribution, storage and LNG regasification, strategy and M&A projects, gas sector decarbonization, gas procurement, portfolio, risk management and retailing as well as gas sector arbitrations and competition investigations.

In the field of hydrogen and green gases, Gerald has been developing market entry strategies, support strategies, market analyses for green hydrogen and its derivatives, and studies on the future role of underground hydrogen storage. He is currently leading the development of the Compass Lexecon European biomethane market modelling framework.

For the district heating industry, Gerald has been providing economic and modelling support for strategy development and investment appraisals, has conducted due diligence analyses and provided advise on the regulatory framework for district heating as well as support during sector inquiries.

For the electricity sector Gerald has been working on decarbonisation scenario studies, market design studies, due diligence analyses for renewable generation assets and integrated electricity utilities, the analysis of security of supply and financial modelling of PPAs as well as the monetising of flexibility.

Lucie Boost

Secretary General, GIE

As Head of Public Affairs for Europe at Air Products, Lucie Boost led a team responsible for European and national energy affairs, focusing on key markets such as the UK, the Netherlands, Germany, and Spain. Her expertise encompasses hydrogen, the integrated energy market, and CCUS, aligning perfectly with GIE’s strategic priorities.

Prior to joining Air Products in January 2023, Lucie spent 13 years at Equinor, where she held various leadership positions in natural gas sales, regulatory affairs, and public affairs. During her tenure at Equinor, she gained extensive experience in gas regulation, hydrogen, and CCS, representing the company in esteemed organisations such as Eurogas, the European Federation of Energy Traders, the International Association of Oil & Gas Producers, the Zero Emissions Platform, and Hydrogen Europe.

Lucie holds a Licence degree in Political Science and International Relations from the Vrije Universiteit Brussels and is proficient in Dutch, English, and French.

Anna Slavkovská

Manager of EU Affairs & Regulatory Strategy Gas Storage CZ (GSCZ); Board Member & Methane Area Sponsor, GIE

Anna Slavkovská is Manager of EU Affairs & Regulatory Strategy at Gas Storage CZ in the Czech Republic. She has more than 15 years of experience in energy law, regulation and public affairs, with a particular focus on natural gas storage and European energy policy.

Prior to joining Gas Storage CZ, she held several legal, regulatory and executive positions within the NAFTA Group, including Managing Director of NAFTA Speicher Inzenham GmbH in Germany. Throughout her career, she has been actively involved in the implementation of European energy legislation, regulatory reforms, market design and the development of legal and commercial frameworks for gas storage operations across Central Europe.

Anna represents the gas storage sector in several international industry organizations. She has been active within Gas Infrastructure Europe (GIE) and Gas Storage Europe (GSE) since 2009, became a member of the GSE Executive Committee in 2023 and currently serves on the GIE Board. She is also a member of the International Gas Union (IGU) Storage Committee.

Marc-Antoine Eyl-Mazzega

Director, Institut Francais des Relations Internationales (IFRI)

Dr. Marc-Antoine EYL-MAZZEGA focuses on the geopolitics of energy and raw materials supply, trade and demand. He has a 360° expertise on markets and policies accross sectors, regions and continents.

He conducts policy and strategy-relevant research and leads the Energy and Climate Center of the French Institute for International Relations (Ifri). As a thought-leader on the geopolitics of the energy transitions, he is reguarly quoted in the media and invited to speak in international conferences. He frequently briefs public and private decision-makers, and notably CEOs, boards, executive and management committees on risks and opportunities, and develops scenarios to design no regret strategies.

Prior to joining Ifri, one of the world's leading think-tanks, he hold several positions at the International Energy Agency.

A French and German national, Marc-Antoine is fluent in French, English and German, and speaks good Russian.

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Anne-Sophie Corbeau

Global Research Scholar, Center on Global Energy Policy, Columbia University SIPA

Anne-Sophie Corbeau is a Global Research Scholar at the Center on Global Energy Policy at Columbia University’s School of International and Public Affairs. Her research focuses on hydrogen and natural gas. Anne-Sophie has over 20 years of experience in the energy industry and is a recognized expert on natural gas. She is the author of many publications focusing on gas, LNG markets, Asia, China, India and Africa, including the book “LNG markets in transition: the great reconfiguration” (Oxford, 2016). She is also a member of the Gastech governing body.

Prior to joining the Center, Mrs. Corbeau was a senior Leader and head of gas analysis at BP, where she was responsible for advising the Leadership Team on gas market developments and long term pricing assumptions. As part of the Economic and Energy Insights team, she was leading the Energy Outlook’s analysis on gas, industry, nuclear and hydrogen. She also served as a member of BP France’s Comex (board). Before joining BP, she was a Research Fellow at KAPSARC (King Abdullah Petroleum Studies and Research Center) in Riyadh where she set up and expanded the natural gas program. She also worked for the International Energy Agency (IEA) where she was responsible for managing the research on global gas markets, and for IHS CERA.

She began her career as an engineer working on fuel cells and hydrogen at Peugeot and Debis Systemhaus. Anne-Sophie holds an MSc from the Ecole Centrale Paris and an MSc from the University of Stuttgart.

Anne-Sophie Corbeau

Dr Leigh Hancher

Senior Advisor, Baker Botts

Dr Leigh Hancher is skilled in European competition and regulatory law.

She’s senior advisor at Baker Botts but also Professor of European Law at the University of Tilburg (the Netherlands) and part-time Professor, responsible for EU Energy Law and Policy at the Florence School of Regulation, of the European University Institute (Florence, Italy). She is also a Research Associate at the Energy Policy Research Group (EPRG), at the Judge Business School, Cambridge University.

Publications

• 18 January 2022, New EU Guidelines on State Aid for Climate, Environmental Protection and Energy to Support the Transition to a Carbon Neutral Economy
• January 2022, The EU New Gas Package - Will it Prove Fit for Purpose?

Pierre Duvieusart

Deputy CEO, Natran; President, ENTSOG; Board Member & Biomethane Area Sponsor, GIE

Pierre Duvieusart serves as Deputy CEO of NaTran, a leading European natural gas transmission system operator. He also chairs the Supervisory Board of NaTran Deutschland.

With 30 years of experience in the energy sector, Pierre began his career as an engineer and subsequently held key positions in various companies, focusing on business development, financial control, investor relations, and financing. In 2012, he joined NaTran as Chief Financial Officer.

Since his appointment as Deputy CEO in September 2018, Pierre has been instrumental in steering NaTran’s operational management and strategic direction, particularly in advancing the company’s energy transition initiatives.

Pierre holds degrees in Engineering and Business Administration.

Doug Waters

Managing Director, Uniper Energy Storage; Board member, GIE

Doug Waters has worked in the international energy industry for over 20 years across many areas of the business, both technically and commercially – including almost 18 years at E.ON and Uniper.

Starting as a gas turbine specialist, he then had a number of roles in Power Generation, UK Energy Trading, Asset Management and Global CCGT Fleet Management in UK and Spain. In 2015 Doug and his family relocated from Madrid to Dusseldorf, Germany, where for the following five years he has been the Director of Uniper’s international Global Energy Services business with teams in India, Dubai and Singapore as well as UK and Germany. Since November 2020 Doug Waters is heading the gas storage operator Uniper Energy Storage and leading Uniper’s successful storage business into the future market environment.

Doug holds a Master’s degree in Mechanical Engineering from Birmingham University, UK and an Executive MBA from ESMT, Berlin, Germany. He is a Chartered Engineer in the UK registered with the Engineering Council and holds a UK NEBOSH Construction Certificate as well as having qualifications related to commodity future and derivatives.

Alan Croes

Vice-Chair of the System Development Committee, ENTSO-E

Alan Croes has worked for TenneT TSO B.V. in several positions since September 2004 and joined the System Development Committee of ENTSO-E since 2016. He has an Electrical Engineering background and worked in the fields of operation, asset management, interconnectors/offshore and investment planning. He is now part of the management team within Energy System Planning with a focus on medium (more than 1 year) and long-term planning processes for a decarbonized energy system of the future. He enjoys the topics where society and politics meet technology in our energy system.

Alan Croes

Andreas Guth

Secretary General, Eurogas

EU Public Affairs professional with 15 years of work experience and a proven track record in leading successful advocacy campaigns

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Isabelle Chaput

Secretary General, International Federation of Industrial Energy Consumers (IFIEC)

Isabelle Chaput is Secretary General of IFIEC Europe and represents the interests of energy-intensive industries in European energy and climate policy debates.

Founder of the consultancy withPEPS, Projects Energy, Passion and Solidarity, she led sustainability, resource-efficiency, climate and energy projects for private companies, public authorities, NGOs, and sector federations.

Isabelle started her career in Air Products, worldwide leader in Safety, Health and Environment and can be considered as a real “pioneer”, for instance launching, back in 2009, the first Sustainability report of the Belgian Chemical industry. She counts more than 35 years’ experience in sustainability, energy and climate policies in several industrial Federations (Eula, CEFIC, essenscia, FEB) and consultancy (PwC).  Board Member of BRUGEL, the Brussels energy and water regulator, she also contributed to regulatory oversight and energy market policy guidance.

Ms Chaput holds an interdisciplinary degree in Environment, Energy, Law, and Socio-economic Studies from ULB-IGEAT, as well as a Master of Business Administration focused on finance, marketing, and international business (KUL), and Licence in Applied Economics (UCL).

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