Bill Thomas

Chairman of the Board and Chief Executive Officer

William R. “Bill” 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.

Mr. Thomas earned a Bachelor of Science degree in Geology from Texas A&M University.

Ezra Yacob

President

Ezra Y. Yacob was named President effective January 2021.

Mr. Yacob previously served as Executive Vice President, Exploration and Production from 2017 to 2021; Vice President and General Manager in Midland from 2014 to 2017; Division Exploration Manager in Midland from 2013 to 2014; Division Exploration Manager in Fort Worth from 2012 to 2013; and Exploitation Manager in Fort Worth from 2010 to 2012. He joined the company in 2005 as a Geoscience Associate.

Before joining EOG, Mr. Yacob worked for the Minerals Division at the United States Geological Survey.

Mr. Yacob earned a Bachelor of Science degree in Geology from the University of Puget Sound, a Master of Science degree in Geology from the Colorado School of Mines and a Master of Business Administration degree from The University of Texas at Tyler.

Jeff Leitzell

EVP, Exploration & Production

Jeffrey R. Leitzell is Executive Vice President, Exploration and Production, a position he has held since May 2021. Mr. Leitzell previously served as Vice President and General Manager of EOG’s Midland, Texas office from 2017 to 2021 and as Operations Manager in Midland from 2015 to 2017. Prior to that, Mr. Leitzell held various engineering roles of increasing responsibility in multiple EOG offices since being hired by EOG as a Completions Engineer in 2008.

Mr. Leitzell earned a Bachelor of Science Degree in Petroleum and Natural Gas Engineering from West Virginia University.