Board of Directors & Specialized Committees
The GTT (Gaztransport & Technigaz) Board of Directors is composed of huit members, six of whom are independant and three of whom are women :
- PHILIPPE BERTEROTTIERE
Chairman of the Board of Directors
Mr. Philippe Berterottière is the Chairman of GTT’s Board of Directors and the Chief Executive Officer of the Group since 2009. Previously, he held various leadership positions in aerospace companies: with Airbus as a contract negotiator, then Business Development Director, with Matra as Sales Director within the Defence Division and with Arianespace, where he held several commercial roles before becoming Commercial Director and a member of the Executive Committee. He is a graduate of HEC Paris (Hautes Études Commerciales) and IEP (Institut d’Études Politiques). Since November 2022, Philippe Berterottière has also been chair of the Strategic Committee of the Marine industry sector, which brings together GICAN (shipbuilding), EVOLEN (energy providers), SER (renewable energies) and FIN (nautical industry).
- VIRGINE BANET
Virginie Banet began her career as a financial analyst in the industrial sector before working at Deutsche Bank for 13 years as an investment banker and head of M&A, primarily in the aerospace and defence sector in Europe (1989-2003). In 2008, she joined the Lagardère Group as head of investor relations and M&A before moving to the financial sector at Natixis, where she oversaw coverage, M&A and financing activities. In 2014, Ms Banet joined Ondra as a Partner, and then joined Nomura as an investment banker in 2015. In 2019, she founded her own financial consulting company Iolite Financial International Consulting and became Senior Advisor at Alix Partners and Brunswick. Ms Banet is a graduate of the Institut d’études politiques de Paris and the SFAF (French Society of Financial Analysts), and holds a degree in Economic Science. She is currently a member of the Board of Directors of Mediobanca and the Board of Directors of Lagardère (term of office expiring in May 2025). She is also a member of the Finance Committee of the Fondation pour la Recherche Médicale, a member of the Institut Français des Administrateurs, a member of the “French Touch Fund”, and a member of the “Chapter Zero France” association.
- CAROLLE FOISSAUD
Mrs. Carolle Foissaud spent a large part of her career in the Areva Group (now Orano and Framatome), where she held several executive positions, including Chairman and CEO of Areva TechnicAtome (from 2014 to 2017), Director of Safety, Security and Operations Support (from 2012 to 2014), Director of the Sanitary BU and Chairman and CEO of STMI and its subsidiairies. In 2017, Mrs. Foissaud joined the Bouygues Group as Managing Director, Energy & Industry Division, of Bouygues Energies and Service (2017-2021), then General Manager of Specialties at EQUANS group (2021-2023).. Mrs. Carolle Foissaud is a graduate of the Ecole Polytechnique and the Ecole Supérieure des Télécommunications.
- ANTOINE ROSTAND
Mr. Antoine Rostand currently serves as Chairman & CEO, Founder of KAYRROS, a global energy and environmental geoanalytics company, helping governments, companies and investment markets to make better decisions. Previously, Mr. Rostand spent a large part of its career within the Schlumberger group, where he held various management positions, including Global Managing director of SBC, Schlumberger Business Consulting that he founded in 2004. Prior to SBC, he was Director of the Consulting and System Integration of Schlumberger Sema, and President of Electronic Data System (EDS) France. He has worked with many of the world’s largest oil companies, advising them in various strategic areas. Mr. Antoine Rostand is a graduate of the Ecole Polytechnique. He also holds a Master of Business Administration of INSEAD, and is a former French Navy officer.
- PIERRE GUIOLLOT
Mr. Pierre Guiollot is a graduate of the School of Political Science, Paris, public service section. His career started as an external audit manager at KPMG between 1992 and 1997. In 1997, he joined the Suez group, where he occupied various positions: deputy manager of the consolidation of the Suez group between 1997 and 2004, manager of the accounts department for Suez and Tractebel between 2004 and 2006, Vice-President accounting and consolidation for GDF Suez between 2006 and 2013, Financial Director of GDF Suez International between 2013 and 2015, then Deputy Financial Director for the ENGIE Group since 2015.
- PASCAL MACIOCE
Mr. Pascal MACIOCE is currently a senior partner of the capital development company NextStage AM, which he joined in 2018, in charge of the group's development in France and abroad. Previously, he began his career in 1979 with Arthur Andersen where he held various management positions. He joined Ernst & Young in 2002, where he extended his responsibilities from France to Europe and then to the EMEA region, of which he became Managing Director in 2014, in charge of the different service lines (audit, legal and tax consulting and transactions). Mr. Pascal MACIOCE is a graduate of ESCP.
- CATHERINE RONGE
Mrs. Catherine Ronge is a graduate of the Ecole Normale Supérieure and holds a PhD in quantum physics. She is also a graduate of a short Executive Program of the European Institute of Business Administration (INSEAD). She started her career in 1984 as a research engineer at CEA, then held various positions within the AIR LIQUIDE group (1988-1999) in marketing, sales, strategy / M&A and R&D.
Within the SUEZ group (1999-2006), she was Deputy CEO of Degrémont in charge of worldwide industrial activities and North America subsidiary, then Chairman and CEO of ONDEO INDUSTRIAL SOLUTIONS, a company gathering all the engineering, construction, equipment manufacturing and industrial water operation activities of the SUEZ group worldwide.
She was then the founding President of the strategy, innovation and sustainable development consulting firm WEAVE AIR (2006-2020).
Catherine Ronge is currently Chairman and CEO of LE GARREC & CIE, a medium-sized family business with diversified activities (since 2020).
She is also a director of COLAS (since 2014), PAPREC GROUP (since 2014) and ERAMET (since 2016).
- LUC GILLET
Mr. Gillet has over 30 years of experience in the maritime transport industry. He began his career in 1982 in offshore operations at ETPM and joined Bureau Veritas, the French classification society, in 1983 where he held various management positions. He joined TotalEnergies in 2003 as Deputy Director for Maritime Transport and was later appointed Director of Maritime Transport and President of the chartering company CSSA in 2008, a position he held until 2022. Mr. Gillet is a graduate engineer from the Ecole Nationale Supérieure de Techniques Avancées (1980) and holds an Executive MBA from HEC.
- DOMITILLE DOAT LE BIGOT
Ms. Doat has held several executive positions in the digital field at companies such as Danone (from 2016 to 2022), Fred & Farid (from 2014 to 2016), Cisco (from 2012 to 2014), Ubisoft (1998 to 2012), and Accenture (from 1996 to 1996). Ms. Doat has excellent knowledge of Asia, particularly China (where she was expatriated for 6 years), India, Southeast Asia, and Japan. She is currently the Chief Digital Data and Tech Officer at EURAZEO. Ms. Doat is a graduate of ESSEC.
The specialized committees are tasked with preparing resolutions for the Board of Directors, making recommendations to the Board and providing advice and recommendations on issues within their specific scope of competence.
- AUDIT AND RISK MANAGEMENT COMMITTEE
None of this committee members have management roles within the company, and all of whom have particular expertise in finance and accounting.
Chairman of the committee: Pascal Macioce
Composition: Pascal Macioce, Domitille Doat Le Bigot and Pierre Guiollot.
- COMPENSATION AND NOMINATIONS COMMITTEE
This committee is tasked with assisting the Board of Directors in selecting its own members, the members of its committees, and the company's Chief Executive Officer. It also makes recommendations to the Board of Directors on issues of compensation.
Chairman of the committee: Catherine Ronge
Composition: Carolle Foissaud, Catherine Ronge and Pierre Guiollot.
- STRATEGIC COMMITTEE AND CSR
This committee assesses the Group's internal or external development opportunities in new business areas, in particular in the digital, LNG as fuel, gas chain and hydrogen activities. It is also responsible for monitoring the Group's strategy in terms of Corporate Social Responsibility and Environmental Responsibility.
Chairman of the committee: Antoine Rostand
Composition: Antoine Rostand, Catherine Ronge et Luc Gillet.
GTT headquarters in Saint-Rémy-Lès-Chevreuse
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