Thierry Pilenko joined the Board of Directors of Ensign Natural Resources in March 2019 and was appointed Chairman of the Board in June 2019. Until May 1, 2019 Mr. Pilenko was the Executive Chairman of TechnipFMC plc, an Engineering, Technology and Projects company. Previously, he was the Chairman and Chief Executive Officer of Technip S.A., a leading provider of project management, engineering, and construction services for the energy industry, a position he held from April 2007 to January 2017, when FMC Technologies, Inc. consummated its merger with Technip S.A. From March 2004 to January 2007, Mr. Pilenko served as the Chairman and Chief Executive Officer of Veritas DGC, Inc., a seismic services company. Previously, Mr. Pilenko served as Managing Director of SchlumbergerSema, a Schlumberger Ltd. company in Paris, from 2001 to March 2004. From 1998 to 2001, he served as President of Schlumberger-GeoQuest. He joined Schlumberger in 1984 as a geologist and held several management positions in Europe, Africa, Asia, and the United States. Mr. Pilenko graduated from IFP School in Paris and from the School of Geology in Nancy. Mr. Pilenko currently serves as a director of Valaris plc and Trident Energy and formerly served on the board of directors of Hercules Offshore, Veritas DGC, CGG and Peugeot S.A.