Director since 2013

Mr. Thomas was named Chairman of the Board and Chief Executive Officer, effective January 2014. Prior to that, he served as President and Chief Executive Officer from July 2013 through December 2013 and as President from September 2011 to July 2013. Mr. Thomas previously held other leadership positions at EOG, including Senior Executive Vice President, Exploitation and Senior Executive Vice President, Exploration. Mr. Thomas has been with EOG and its predecessor companies for over 41 years.

Mr. Thomas has also previously served as the General Manager of EOG’s Fort Worth, Texas, Midland, Texas and Corpus Christi, Texas offices, where he was instrumental in EOG’s successful exploration, development and exploitation of various key resource plays. Mr. Thomas joined HNG Oil Company, a predecessor of EOG, in January 1979.

In addition, Mr. Thomas is a director of National Oilwell Varco, Inc. (since 2015), a provider of oilfield services and equipment to the upstream oil and gas industry worldwide, where he serves on the Audit Committee and Compensation Committee.