About Us


Jean-Marc Leroy

Jean-Marc Leroy

GIE President
Chairman of GIE Board and GIE General Assembly

Senior Executive Vice President, External Relation, ENGIE

Since 13 April 2018, Jean-Marc Leroy is Senior Executive Vice-President for External Relations. His role is to promote a global smart energy system underpinned by a sustainable and well-balanced energy mix.

Prior to that, Jean-Marc Leroy was Managing Director for Gas Chain at ENGIE. Between January 2009 and July 2015 he was Chief Executive Officer of Storengy, the underground gas storage operator of ENGIE.


Jean-Marc started his career in 1980 at EDF-GDF Services. Between 1997 and 2004, he held several key positions at Gaz de France : President’s Chief of Staff, Secretary of the Board, Deputy Vice President for Strategy, Vice President for External Relations and Internal Communication. Between 2005 and 2009 he was in charge of underground gas storage and LNG regasification terminals at Gaz de France and subsequently GDF SUEZ.

Since November 2015, he is President of Gas Infrastructure Europe (GIE), now in its second mandate. Previously, between 2008 and 2013, he held the position of the President of Gas Storage Europe (GSE), the storage column of GIE.

In December 2015, he became Board member of Global Gas Centre within the framework of the World Energy Council.

Jean-Marc Leroy is also Chairman of the Supervisory Board of GRDF.

Moreover, Jean-Marc Leroy is Chairman of the Supervisory Board of ENSEEIHT, an engineering school of Toulouse’s University gathering 1200 students and focusing on energy, environment and IT.

GIE Board

Stephan Kamphues - E.ON Gastransport

Stephan Kamphues
Open Grid Europe

Francisco de la Flor

Francisco de la Flor

Denitsa Beyazova

Denitsa Beyazova

Gaetano Mazzitelli

Gaetano Mazzitelli

Lubor Veleba - RWE

Lubor Veleba

Carlo Malacarne

Wim Groenendijk
Gate Terminal

Torben Brabo

Torben Brabo

Pascal Debuck

Pascal De Buck
Fluxys Belgium

Cécile Prévieu

Cécile Prévieu

Laszlo Fritsch

László Fritsch
Hungarian Gas Storage

Axel Wietfeld

Axel Wietfeld
Uniper Energy Storage