The GTT (Gaztransport & Technigaz) Executive Committee is composed of :

Philippe BerterottierePHILIPPE BERTEROTTIERE
Chairman & CEO of the GTT Group

Mr. Philippe Berterottière is Chairman and Chief Executive Officer of the Group. 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).

Virginie AubagnacTHIERRY HOCHOA
Chief Financial Officer 

Thierry Hochoa has been appointed Chief Financial Officer in September 2023. He has more than 25 years of experience in the Finance function within large international companies. Thierry began his career in 1994 as an external auditor at Arthur Andersen, then Ernst & Young (EY). In 2004, he joined Technip, first as Director of Internal Audit, then held various finance positions at Group level before becoming, in 2011, Corporate Financial Control Director. In 2013, he was appointed Chief Financial Officer of operations in Southeast Asia on the key Yamal project in Shanghai. In February 2016, he became Vice-President Finance & Group Controller in Paris. In March 2018, Thierry Hochoa joined Bourbon Offshore and became Chief Financial Officer, before joining the shipping and logistics activities of CMA-CGM in 2020, where he served as Chief Financial Officer for the logisitics activities. Thierry is a graduate of IAE Paris and of ESCP Business School. He also holds a CPA.
 

Jean-Baptiste Boutillier JEAN-BAPTISTE BOUTILLIER
Group Transformation Vice President

Jean-Baptiste Boutillier joined GTT in January 2021 as Innovation VP, after 17 years of experience in maritime transport and shipbuilding. As Group Innovation VP, he notably led the development of new LNG carrier concepts and supply chain strategies to support the expansion of LNG carrier construction capacity. An engineer by training (École Polytechnique, ENSTA), he began his career at CMA CGM, where he oversaw the Newbuilds, R&D, and Retrofit teams at CMA Ships. He supervised the construction and delivery of over 130 container ships, including Dual-Fuel vessels equipped with GTT LNG tanks.
 

KARIM CHAPOT

KARIM CHAPOT
Technical Vice President

Karim Chapot joined GTT as an engineer in 1999 and has worked in the maritime transportation industry for 22 years. In 2002, he became head of structural calculations and was then promoted to Development Director in 2007. Previously, he held various positions at the Cherbourg and Le Havre shipyards. He graduated in naval and offshore architecture from ENSTA Bretagne (École Nationale Supérieure de Techniques Avancées Bretagne) and completed the Executive MBA program at HEC (Hautes Études Commerciales).

DAVID COLSONDAVID COLSON
Commercial Vice President

David Colson joined GTT in 2004 and has nearly 30 years of experience, gained primarily in the automotive industry and then with GTT. During his career with GTT, he was a shipyard project manager until 2008 and head of the business development department until 2010, when he was appointed Commercial Director. Previously, he held several positions at APV, ACOME and Valeo Filtration Systems. He graduated in mechanical engineering and business administration from the University of Birmingham (Bachelor of   Engineering and Bachelor of Commerce).
 
LÉLIA GHILINILÉLIA GHILINI
Secretary General

Lelia Ghilini joined GTT in 2014 as General Counsel and secretary of the Board of Directors. Admitted to the bars of Paris and New York, she had previously worked for nearly 10 years as a lawyer in mergers and acquisitions at several prestigious international law firms, then at the Ministry of Economy and Finance (European Affairs). Lelia holds a DESS in business law and a business law master’s degree (DJCE diploma) from the University Paris II (Panthéon – Assas). She also holds an LL.M from the New York University School of Law. In 2019, Lélia Ghilini is appointed Secretary General, in charge of legal, compliance, CSR, quality and HSE.
 

Anouar Kiassi,ANOUAR KIASSI
Digital Vice President

Anouar Kiassi, Digital & IT Director, joined GTT in 2018. He has 12 years’ experience in Digitalisation and IT Systems. He previously held various positions in software engineering, and then digital programme management and consulting, before joining the ROUSSELET group where he performed various duties including the digital transformation of the business, project management, and department management. He holds a Software Engineering degree from Télécom ParisTech (Paris) and a Computer Science degree from École Polytechnique (Palaiseau).
 

YOUSSEF BOUNIYOUSSEF BOUNI
Human Resources Vice President

Youssef Bouni joined GTT in October 2021 as Group Human Resources Vice President. Youssef has 20 years of experience in the HR departments of multinational organizations. Prior to joining GTT, Youssef Bouni held HR positions at CMA CGM, and was Human Resources Director in charge of strategy and social affairs at Société Générale Group. He was previously Deputy HR Director at TechnipFMC, HR Director at Qatar Airways and held HR positions at Schlumberger. 
Youssef has an education in human resources development at the University Paris Sorbonne and the Conservatoire National des Arts et Métiers.

 

Thierry ValotTHIERRY VALOT
Group Innovation Vice President

Thierry Valot joins GTT with more than 25 years of experience in management and technological innovation. A graduate of École des Ponts ParisTech, he spent most of his career at the Fives Group, where he held several leadership positions. He notably led Fives’ glass business before being responsible for innovation and the Group’s Digital division between 2019 and 2025.

 

 

Consult the Board of Directors and Specialized Committees section.

ASSOCIATED DOCUMENTS

2024 Universal Registration Document (This document contains, in particular, the Board of Directors’ report on the proposed resolutions, the summary table of the use of financial delegations and the auditors’ reports)