Board of Directors

Board of Directors

Andries Gryffroy
Director, Chairman of the Board of Directors

Andries Gryffroy is a qualified industrial electromechanical engineer and holds a Master's degree in marketing. He took a number of additional training courses in the energy sector and worked in a range of positions in that sector. He is a consultant in technology and energy. He is also the Chairman of Publigas, a member of the Flemish Parliament and a federated entity senator. He was appointed as director in May 2015 following his nomination by Publigas, and his current term of office will expire at the Annual General Meeting in May 2027.

Jean-Claude Marcourt
Director, Vice-Chairman of the Board of Directors

Jean-Claude Marcourt holds a degree in law from the University of Liège and has been a lawyer at the Liège Bar since 1979, specialising in economic law and social law. He served as Chief of Staff for various ministers from 1992 to 2004 and also held various ministerial posts from 2004 to 2019, and he has served as a member of the Walloon Parliament and the Parliament of the Wallonia-Brussels Federation. He was appointed as director in May 2023 following his nomination by Publigas, and his current directorship will expire at the end of the Annual General Meeting in May 2030.

Pascal De Buck
Managing Director and CEO

Pascal De Buck studied law, specialising in economic law, before completing several management training courses, including at the Flemish School of Higher Education in Economics (VLEKHO) and EHSAL Management School (EMS) in Brussels and the IESE Business School's international Global CEO Program. After joining Fluxys as a Legal Counsel in 1995, he became head of the Legal and Commercial departments before taking on the role of Commercial Director, where he was responsible for business development and strategy. Pascal was appointed CEO and Chairman of the Executive Board of Fluxys Belgium on 1 January 2015. He became Managing Director of Fluxys Belgium in May 2020 and will hold this position until the Annual General Meeting in May 2026.

Abdellah Achaoui
Director

Abdellah Achaoui speaks several languages and has a degree in finance. He is management manager at VIVAQUA. He is currently on political leave and serving as an alderman in the Brussels municipality of Molenbeek. He is Chairman of the Board of Directors of Interfin and a member of the Boards of Directors of Sibelga and Publigas. He has held financial positions in various sectors, both private and public. He was co-opted as director by the Board of Directors with effect from 30 March 2022 following his nomination by Publigas and his current term will expire at the end of the Annual General Meeting in May 2027.

Leen Dierick
Director

Leen Dierick studied business administration, marketing and logistics at EHSAL in Brussels and has subsequently held various positions at DOMO NV. She has been the mayor of the city of Dendermonde since 2024, where she previously served as a municipal councillor from 2001 to 2023. She was a Member of the Federal Parliament for CD&V from 2007 till end 2024. In the Chamber she is a permanent member of both the Parliamentary Committees for Economy & Energy and the subcommittee for Nuclear Safety. She was appointed as director in May 2022 following her nomination by Publigas, and her current directorship will expire at the end of the Annual General Meeting in May 2028.

Gianni Infanti
Director

Gianni Infanti earned a Master's degree in management sciences at UCL Mons. He is currently an adviser to the office of Minister Christie Morreale. He was appointed director in May 2022 following his nomination by Publigas and his current term of office will expire at the end of the Annual General Meeting in May 2028.

Martin Jadin
Director

Martin Jadin is trained in law and administrative sciences. His career includes key roles within provincial cabinets, and he currently serves as Legal Advisor to the Vice-President and Walloon Minister for Local Authorities. In addition, he holds several directorships. He was appointed as a director in May 2026 on the proposal of Publigaz, and his current term will expire following the Annual General Meeting of May 2032.

Joris Laenen
Director

Joris Laenen studied Modern Financial Management at EHSAL in Brussels and obtained a postgraduate in Corporate Management from VLEKHO. He has extensive experience in the management of financial and insurance activities and seats on various boards. He currently serves as Chief Investment & Life Officer at Ethias and Managing Director at EthiasCo. He was appointed as a director in May 2026 on the proposal of Ethias NV, and his current term will expire at the Annual General Meeting in May 2028.

Daniël Termont
Director, Chairman of the Audit and Risk Committee

Daniël Termont is a member of the Board of Directors of Publigas. He was appointed as director in May 1998 following his nomination by Publigas, and his current term of office will expire at the Annual General Meeting in May 2027.

Koen Van den Heuvel
Director, Chairman of the Appointment and Remuneration Committee

Koen Van den Heuvel holds a degree in economics and political science. He has been a member of Puurs Municipal Council since 1989, and for five years he also served as the Alderman for Youth, Culture and Finance. In 1997, he became Mayor of Puurs, and since 2019 he has been the mayor of the merged municipality of Puurs-Sint-Amands. From 2004 to 2024 he was a member of the Flemish Parliament, leading his parliamentary group there from 2012 to 2019. In 2019, he was the Flemish Minister for the Environment, Nature and Agriculture. He has been a member of the Chamber of Representatives since 2024. Following his nomination by Publigas, he was co-opted as director by the Board of Directors with effect from 1 December 2019, and his current directorship will expire at the end of the Annual General Meeting in May 2026. 

Independent directors under the provisions of the Gas Act

Sabine Colson
Independent director, Chairman of the Corporate Governance Committee

Sabine Colson has a degree in business and finance from HEC Liège. She completed a GUBERNA Certified Director course and holds a university certificate in innovation management from UCLouvain. She currently coordinates the WE Mergers & Acquisitions BU at Wallonie Entreprendre. She was co-opted as independent director with effect from 1 October 2018 following his nomination by the Board of Directors and the recommendation of the relevant advisory committees. Her directorship will end at the Annual General Meeting in May 2030. 

Nathalie Gilson
Independent Director

Ms Nathalie Gilson holds a Master's and Bachelor's degree in law from UCL, as well as an Advanced Master's degree in European law from Ghent University. After working as a lawyer in an international law firm specialising in mergers and acquisitions and then as a member of parliament, she is currently a civil and commercial law advisor to the Deputy Prime Minister and Minister of Labour, Economy and Agriculture, David Clarinval, and Echevine for Finance, Architecture and Building Technology in the municipality of Ixelles. She was appointed as an independent director in May 2025 on the recommendation of the Board of Directors and after consultation with the relevant advisory committees. Her current term of office will expire at the end of the Ordinary General Meeting in May 2031.

Sandra Gobert
Independent Director

Sandra Gobert obtained a Master's degree in law from the Vrije Universiteit Brussel (VUB). She has been a lawyer at the Brussels Bar since 1992 and is a partner at Sub Rosa Legal. After a specialisation and internship in tax law, she built up her expertise in corporate law and corporate governance. She has been a GUBERNA Certified Director since 2010 and has held directorships in various sectors (distribution and retail, legal, real estate and energy). She completed the Chapter Zero: Directors' Climate Journey in 2021. In early 2019, she was appointed Executive Director of GUBERNA (Institute of Directors), where she has been a member of the Board of Directors since 2016. She is a member of the Belgian Corporate Governance Committee, a member of the Board of Directors of ecoDa (European Confederation of Directors' Associations) and chair of the ecoDa Working Group on Sustainability and of the Remuneration and Nomination Committee. She is a member of the ESG Exchange Advisory Committee. She was appointed as independent director in May 2019 following her nomination by the Board of Directors and the recommendation of the relevant advisory committees. Her directorship will expire at the Annual General Meeting in May 2031.

Roberte Kesteman
Independent Director

Roberte Kesteman holds a master's degree in applied economics from VLEKHO. She also studied international corporate finance at INSEAD in France. She is currently Senior Advisor at First Sentier Investors International, an independent director at Elia Transmission Belgium, Elia Asset and Elia Group, as well as a member of the Audit Committee, Remuneration Committee and Corporate Governance Committee. Since 4 May 2022, she has been an independent director, a member of the Audit Committee and a member of the Remuneration, Nomination and Corporate Governance Committee at Aperam SA. On 18 December 2023, she was appointed independent director at KBVB/RBFA (Royal Belgian Football Association). She was appointed as independent director with effect from 1 July 2019 following her nomination by the Board of Directors and the recommendation of the relevant advisory committees. Her directorship will expire at the Annual General Meeting in May 2029.

Anne Leclercq
Independent Director

Anne Leclercq holds a master's degree in law and an MBA from Vlerick Business School. Many years working in both the banking sector and as Director of Treasury and Capital Markets at the Belgian Debt Agency (the agency in charge of the operational management of the debt of the Belgian federal government) have provided her with a wealth of financial expertise and management experience. Until mid-2019, Anne chaired a sub-committee of the European Union's Economic and Financial Committee comprising debt managers from the various EU Member States. She is currently a director at BNP Paribas Fortis, where she also chairs the Risk Committee, WDP (Warehouses De Pauw) and Sint-Maria Halle General Hospital. Until the end of December 2022, she was a director and chair of the Audit Committee of KULeuven/UZ Leuven. She was appointed as independent director in May 2018 following her nomination by the Board of Directors and the recommendation of the relevant advisory committees. Her directorship will expire at the Annual General Meeting in May 2030.