Officers / Board
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Board of Directors


Janet F. Clark, 62

Director since 2014

Ms. Clark has extensive leadership and financial experience, having most recently served as Executive Vice President and Chief Financial Officer of Marathon Oil Corporation (“Marathon”) from January 2007 until her retirement in October 2013. Prior to that, she was Senior Vice President and Chief Financial Officer of Marathon from January 2004 to January 2007. From 2001 through 2003, Ms. Clark served as Senior Vice President and Chief Financial Officer of Nuevo Energy Company and, from 1997 until 2000, she held various roles at Santa Fe Snyder Corporation, including Chief Financial Officer and Executive Vice President of Corporate Development and Administration.

Ms. Clark is also a director of Goldman Sachs BDC, Inc. (since 2015), a specialty finance company and regulated management investment company, where she serves as a member of the Audit, Compliance, Compensation, Contract Review, and Governance and Nominating Committees, and of Texas Instruments Incorporated (since 2015), a global semiconductor design and manufacturing company, where she serves as a member of the Audit Committee. Ms. Clark also serves as a director of Goldman Sachs Private Middle Market Credit LLC, a regulated investment company and business development company.

In addition, Ms. Clark served on the Board of Directors and Audit Committee of Dell Inc. from September 2011 to October 2013, including service as chairperson of the Audit Committee during 2013. Ms. Clark also served on the Board of Directors of Exterran Holdings, Inc. (and its predecessor company, Universal Compression Holdings, Inc.) from 2003 until September 2011 (including service as Audit Committee chairperson from 2004 to 2011).

Chairperson, Audit Committee; Member, Compensation and Nominating and Governance Committees

Charles R. Crisp, 69

Director since 2002

Mr. Crisp began his career in the oil and gas industry over 40 years ago with Conoco Inc. and has held senior management positions with numerous energy companies, including (i) Coral Energy, LLC, a subsidiary of Shell Oil Company, where he served as President and Chief Executive Officer from 1999 until his retirement in November 2000 and as President and Chief Operating Officer from 1998 to 1999; (ii) Houston Industries Incorporated, where he served as President of the power generation group from 1996 to 1998; and (iii) Tejas Gas Corporation, a major intrastate natural gas pipeline company, where he served as President, Chief Operating Officer and a director from 1988 to 1996.

Mr. Crisp has also accumulated over 14 years of experience as a director of publicly traded energy companies. Mr. Crisp is currently a director of Targa Resources Corp. (since 2005), a provider of midstream natural gas and natural gas liquids services, where he currently serves on the Compensation Committee, as chair of the Nominating and Governance Committee and as chair of the meetings of the non-management directors. Mr. Crisp also serves as a director of Targa Resources GP, LLC, a subsidiary of Targa Resources Corp. Mr. Crisp is also currently a director of Intercontinental Exchange, Inc. (since 2002), an operator of regulated exchanges, trading platforms and clearing houses, where he currently serves on the Compensation and Audit Committees, and a director of its subsidiaries, ICE Futures U.S., Inc. and ICE Trade Vault LLC.

In addition, Mr. Crisp is a director of Southern Company Gas (formerly, AGL Resources Inc.), a wholly-owned subsidiary of Southern Company, a leading provider of natural gas and electric utilities. Previously, from April 2003 until July 2016, Mr. Crisp served on the Board of Directors of AGL Resources Inc. (a then-publicly traded company providing natural gas distribution and marketing services), where he also served as a member of the Compensation Committee and Executive Committee and as chairperson of the Finance and Risk Management Committee. In July 2016, AGL Resources Inc. was acquired by, and became a wholly-owned subsidiary of, Southern Company.

Member, Audit, Compensation and Nominating and Governance Committees; 2017 Presiding Director

Robert P. Daniels, 58

Director since 2017

Mr. Daniels has extensive experience in the oil and gas exploration and production industry. Mr. Daniels served in various senior management positions during his 32-year career with Anadarko Petroleum Corporation, a publicly traded oil and gas exploration and production company (“Anadarko”). Prior to his retirement in December 2016, Mr. Daniels served as Senior Vice President, Worldwide Exploration, from 2006 to 2013, and as Executive Vice President, International and Deepwater Exploration, from 2013 to September 2016. Mr. Daniels also served as an executive committee representative to the Governance and Risk Committee of Anadarko’s Board of Directors.

Since 2010, Mr. Daniels has served on the Board of Directors of MicroSeismic, Inc. (“MicroSeismic”), as an independent, non-executive director. Mr. Daniels is also a member of MicroSeismic’s Nominations & Governance Committee and Compensation Committee. MicroSeismic is an oilfield services company providing completions evaluation services and real-time monitoring and mapping of hydraulic fracture operations in unconventional oil and gas plays.

Member, Audit, Compensation and Nominating and Governance Committees

James C. Day, 73

Director since 2008

Mr. Day has extensive leadership experience serving as a member of senior management in various roles at Noble Corporation, including as Chairman of the Board from 1992 until his retirement in May 2007, Chief Executive Officer from 1984 until October 2006 and President from 1984 to 1999 and again from 2003 until February 2006. Noble Corporation is a publicly traded company and one of the world’s largest offshore drilling companies.

Mr. Day is also a director of Tidewater Inc. (since 2007), a publicly traded provider of large offshore service vessels to the energy sector worldwide, where he serves on the Audit Committee (chairperson) and Nominating and Corporate Governance Committee. From 2004 to 2016, Mr. Day served as a director of ONEOK, Inc., the publicly traded general partner of ONEOK Partners, L.P., a provider of natural gas gathering, processing, storage and transportation services, where he served as a member of the Audit Committee and Corporate Governance Committee. In addition, from 1993 to May 2006, Mr. Day served as a director of Global Industries, Ltd., a publicly traded provider of offshore marine construction services and Noble Energy, Inc., a worldwide independent energy company, where he served as a member of various committees, including compensation, audit and nomination.

Mr. Day is past chairman of the International Association of Drilling Contractors and the National Ocean Industries Association, and he is an honorary director of the American Petroleum Institute, Trustee of The Samuel Roberts Noble Foundation and President of the James C. and Teresa K. Day Foundation. Mr. Day has held numerous other leadership positions with various industry and civic associations throughout his career.

Chairman, Compensation Committee; Member, Audit and Nominating and Governance Committees

Donald F. Textor, 70

Director since 2001

Mr. Textor is currently Portfolio Manager of the Dorset Energy Fund, an energy fund which invests primarily in the equity securities of companies in the energy industry. Mr. Textor was previously employed by Goldman, Sachs & Co., where he was a partner and managing director until his retirement in March 2001 and where he had 21 years of experience as the firm’s senior security analyst for domestic oil and gas exploration and production companies.

Mr. Textor is also currently a director of Trilogy Energy Corp., a petroleum and natural gas-focused Canadian energy corporation, where he serves as a member of the Compensation Committee.

As a result of serving in these roles and serving as a member of our Audit Committee since May 2001 (including as Chairman from May 2001 until February 2015), Mr. Textor has accumulated significant leadership and financial reporting experience as well as extensive knowledge of the oil and gas exploration and production industry.

Member, Audit, Compensation and Nominating and Governance Committees

William R. Thomas, 64

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 37 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.

Frank G. Wisner, 78

Director since 1997

Mr. Wisner concluded his more than 35-year career with the U.S. State Department by serving as U.S. Ambassador to India from 1994 to 1997. Following his retirement as U.S. Ambassador to India, Mr. Wisner served as Vice Chairman, External Affairs of American International Group, Inc., a publicly traded international insurance and financial services company (“AIG”), from 1997 until his retirement in March 2009. Mr. Wisner has served in the roles of International Affairs Advisor and Foreign Affairs Advisor with Squire Patton Boggs, a multinational law firm (formerly, Patton Boggs LLP), since 2009.

In addition to his extensive international and governmental affairs experience, Mr. Wisner has accumulated diverse business experience. From 2001 to 2015, Mr. Wisner served as a director of Ethan Allen Interiors Inc., a publicly traded residential furniture company, where he served as a member of the Nominations Committee. Mr. Wisner also previously served as a director of AIG Property Casualty Inc., a former wholly owned subsidiary of AIG and leading U.S. and international property and casualty and general insurer. In addition, Mr. Wisner currently serves on the advisory board of Ergo, a provider of intelligence, political and economic risk analysis, market opportunities, competitive assessments and strategy consulting to investment firms, Fortune 500 companies, law firms and governments.

Chairman, Nominating and Governance Committee; Member, Audit and Compensation Committees
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Officers


William R. Thomas

Chairman of the Board and Chief Executive Officer

Gary L. Thomas

President and Chief Operating Officer

Lloyd W. Helms, Jr.

Executive Vice President, Exploration and Production

David W. Trice

Executive Vice President, Exploration and Production

Timothy K. Driggers

Executive Vice President and Chief Financial Officer

Michael P. Donaldson

Executive Vice President, General Counsel
and Corporate Secretary

Sandeep Bhakhri

Senior Vice President and Chief Information
and Technology Officer

John J. Boyd, III

Senior Vice President, Operations

Patricia L. Edwards

Senior Vice President and Chief Human Resources Officer

D. Lance Terveen

Senior Vice President, Marketing

Nathan J. Andrews

Vice President and General Manager, Oklahoma City

Kenneth W. Boedeker

Vice President and General Manager, Denver

Eric A. Dillé

Vice President, Government Relations

Kenneth E. Dunn

Vice President and General Manager, Fort Worth

Marc R. Eschenburg

Vice President, Marketing Services

Nicholas J. Groves

Vice President, Safety and Environmental

Kevin S. Hanzel

Vice President, Audit

Ann D. Janssen

Vice President, Accounting

Joseph L. Korenek

Vice President, Business Development

Reese T. Lantrip

Vice President and General Manager, Artesia

Kenneth D. Marbach

Vice President and General Manager, Corpus Christi

Jill R. Miller

Vice President, Engineering and Acquisitions

Richard A. Ott

Vice President, Tax

Sammy G. Pickering

Vice President and General Manager, San Antonio

Charles E. Sheppard

Vice President, Exploration

Robert C. Smith

Vice President, Drilling

David J. Streit

Vice President, Investor and Public Relations

Steven D. Wentworth

Vice President, Land

Robert L. West

Vice President and Treasurer

J. Pat Woods

Vice President and General Manager, International

Ezra Y. Yacob

Vice President and General Manager, Midland

James C. Fletcher

Controller, Land Administration

Joseph C. Landry

Controller, Operations Accounting

Gary Y. Peng

Controller, Financial Reporting

Amos J. Oelking, III

Deputy Corporate Secretary