Corbin J. Robertson, Jr.
Chief Executive Officer and Chairman of the Board of Directors
Corbin J. Robertson, Jr. has served as chief executive officer and chairman of the board of directors of GP Natural Resource Partners LLC since 2002. Mr. Robertson has vast business experience having founded and served as a director and as an officer of multiple companies, both private and public, and has served on the boards of numerous non-profit organizations. He has served as the chief executive officer and chairman of the board of the general partner of Great Northern Properties Limited Partnership since 1992 and Quintana Minerals Corporation since 1978, as chairman of the board of directors of New Gauley Coal Corporation since 1986, and the general partner of Western Pocahontas Properties Limited Partnership since 1986. In addition, Mr. Robertson served as chief executive officer of the general partner of Western Pocahontas Properties Limited Partnership from 1986 until 2008. He also serves as a principal with Quintana Capital Group, chairman of the board of the Cullen Trust for Higher Education and on the boards of the American Petroleum Institute, the National Petroleum Council, the Baylor College of Medicine and the Spirit Golf Association. In 2006, Mr. Robertson was inducted into the Texas Business Hall of Fame. Mr. Robertson is the father of Corbin J. Robertson, III.
Craig W. Nunez
President and Chief Operating Officer
Craig Nunez was named president and chief operating officer in August 2017 after serving as chief financial officer since joining NRP in January 2015. His operations and finance experience spans five continents and every sector of the oil industry.
His previous roles included senior vice president and treasurer of Halliburton, one of the world’s largest oil service companies; treasurer of Colonial Pipeline, owner of the world’s largest petroleum products pipeline; and director of International New Ventures and manager of the Eurasia Division at Phillips 66. Additionally, Mr. Nunez served as president of Greenwich Energy, a company he founded, built and sold. He started his career as an institutional bond salesman with Greenwich Capital Markets.
Mr. Nunez received his bachelor and juris doctor degrees from Louisiana State University and a Master of Business Administration degree with honors from Duke University, where he was a Fuqua Scholar. He is a licensed attorney and a Board Leadership Fellow at the National Association of Corporate Directors.
Mr. Nunez serves as chairman of Goodwill Industries of Houston and as a director of Goodwill Industries International, Medical Bridges and the National Mining Association. He previously served as chairman of Avondale House, formerly known as the Texas Treatment Center for Autism. He has also served on the Executive Committee of the Board of the Sam Houston and Atlanta Area Councils of the Boy Scouts of America. An Eagle Scout and recipient of the God & Country Award as a youth, Mr. Nunez was also honored with the Silver Beaver Award, the highest honor bestowed on an adult volunteer by a Scouting Council.
A former lieutenant colonel in the Texas State Guard, Mr. Nunez concluded his service as Commander of the 447th Air Support Group at Ellington Field Joint Reserve Base. His military awards include the Meritorious Service Medal.
Kevin J. Craig
Executive Vice President
Kevin J. Craig was named executive vice president in February 2021, after serving as executive vice president, coal of GP Natural Resource Partners since September 2014. Mr. Craig was the vice president of business development for GP Natural Resource Partners LLC since 2005. Mr. Craig also represents NRP as one of its appointees to the board of managers of Sisecam Wyoming LLC. Mr. Craig joined NRP in 2005 from CSX Transportation. He has extensive marketing, finance and operations experience within the energy industry. Mr. Craig served as a member of the West Virginia House of Delegates having been elected in 2000 and re-elected in 2002, 2004, 2006, 2008, 2010 and 2012. In addition to other leadership positions, Delegate Craig served as chairman of the committee on energy. Mr. Craig did not seek re-election in 2014 and his term ended January 2015. Prior to joining CSX, he served as a captain in the United States Army. Mr. Craig has served as the chairman of the Huntington Regional Chamber of Commerce board of directors and continues as a member of both the West Virginia Chamber of Commerce and the Huntington Regional Chamber of Commerce’s respective board of directors. He serves as a member of the board of directors of Encova Mutual Insurance Company and the West Virginia University Board of Governors.
Gregory F. Wooten
Senior Vice President, Chief Engineer
Gregory F. Wooten was named senior vice president, chief engineer in February 2021, after serving as vice president, chief engineer of GP Natural Resource Partners LLC since December 2013. Mr. Wooten joined NRP in 2007, serving as regional manager. Prior to joining NRP, Mr. Wooten served as vice president, chief operating officer and chief engineer of Dingess Rum Properties, Inc., where he managed coal, oil, gas and timber properties from 1982 until 2007. Mr. Wooten has over 35 years of experience in the coal industry, working as a planning and production engineer and is a member of the American Institute of Mining, Metallurgical, and Petroleum Engineers. Mr. Wooten also serves as the president of the National Council of Coal Lessors and is a board member of the West Virginia, Kentucky, Indiana and Montana Coal Associations. He also serves on the board of the Cabell-Huntington Hospital.
Christopher J. Zolas
Chief Financial Officer and Treasurer
Chris Zolas was named chief financial officer and treasurer in August 2017 after serving as chief accounting officer since joining NRP in March 2015. He has over 20 years of accounting and finance experience.
Prior to joining the Partnership, Mr. Zolas served as director of financial reporting at Cheniere Energy, Inc., a publicly traded energy company with five SEC registrants including a master limited partnership, where he performed financial statement preparation and analysis, technical accounting and SEC reporting. Mr. Zolas joined Cheniere Energy, Inc. in 2007 as manager of SEC reporting and technical accounting and was promoted to director in 2009. Prior to joining Cheniere Energy, Inc., Mr. Zolas worked in public accounting with KPMG LLP from 2002 to 2007.
Mr. Zolas received his Bachelor of Science degree with honors in biochemistry from Trinity University in May 1996 and his master’s in accountancy from the University of Houston in 2002. He is a licensed CPA in the state of Texas.
Philip T. Warman
General Counsel and Secretary
Philip T. Warman was appointed general counsel and secretary of GP Natural Resource Partners LLC in August 2021. Mr. Warman previously served as executive vice president, general counsel and secretary of SandRidge Energy Inc. from August 2010 until June 2019. He was associate general counsel for SEC and finance matters for Spectra Energy Corporation from January 2007 through July 2010. From 1998 through 2006 he practiced law as a corporate finance attorney with Vinson & Elkins, LLP in Houston, Texas. Mr. Warman earned a Bachelor of Science in chemical engineering from the University of Houston in 1993 and graduated from the University of Texas School of Law in 1998.
Sarah W. Watson
Director of Administration
Sarah Watson was named director of administration in 2019, after serving as internal audit director since joining NRP in 2015. She has over 18 years of audit, risk management and cyber security experience covering the energy, pipeline, utilities, manufacturing, and financial services industries.
Prior to joining the Partnership, she was the director of internal audit at Kinder Morgan and previously held positions at Copano Energy and Rowan Companies. Mrs. Watson began her career at Deloitte & Touche in its assurance and advisory practice. Mrs. Watson holds a Bachelor of Arts degree from Louisiana State University and is a licensed certified public accountant in the state of Texas and a certified internal auditor.