Donald R. Sinclair, Independent Director
Donald R. Sinclair Independent Director

Mr. Sinclair is a private investor who spent his professional career in the energy industry and currently serves on the Board of Directors of two energy companies. From 2009 to 2017 he served as President and Chief Executive Officer of Western Gas Partners and was also Senior Vice President of Anadarko Petroleum Corporation. Mr. Sinclair has been associated with the energy industry for more than 40 years, mainly focused on marketing and trading and the midstream sector.

Mr. Sinclair earned a Bachelor of Business Administration in Management from Texas Tech University and is a Distinguished Alumnus of the Texas Tech University Rawls College of Business and formerly served as chairman of the college’s advisory council. Mr. Sinclair is also a member of the Texas Tech Academy of Petroleum Engineering in the Bob L. Herd Department of Petroleum Engineering and is currently the Chairman of the Texas Tech Foundation. Mr. Sinclair also serves on The University of Texas MD Anderson Cancer Center Board of Visitors as Vice-Chairman.

Michael A. Creel, Independent Director
Michael A. Creel Independent Director

Mr. Creel has 39 years of experience in the energy industry, including executive positions in midstream, refining, exploration and production. Most recently, Mr. Creel served as CEO of Enterprise Products Partners LP and its affiliates beginning in 2010 after serving as chief financial officer prior to that time. Mr. Creel also has served in executive positions at Tejas Energy, LLC (a Shell affiliate), NorAm Energy Corp. and Enron Corp. Mr. Creel is an independent director for The Williams Companies, Inc. and has served as a director for Edge Petroleum Corporation and TEPPCO Partners, L.P. 

Sandra M. Stash, Independent Director
Sandra M. Stash Independent Director

Ms. Stash brings extensive international experience in 25 countries on six continents in commercial, operations and engineering, sustainability, risk and crisis management, external affairs, supply chain management, major litigation, compliance and governance, and organizational transformations.

During her distinguished 39-year career, Ms. Stash has served as a senior executive for leading global energy companies including Tullow Oil, Talisman Energy, BP America, TNK-BP and Atlantic Richfield, at which she held a variety of safety, operations, engineering and compliance positions, including most recently executive vice president safety, operations and engineering, and external affairs at Tullow Oil.

Her boardroom experience includes serving as non-executive director for Diversified Gas and Oil Company, Trans Mountain Pipeline Company, EDF Energy Thermal Generation Limited and First Montana Bank; chairman and director Montana Technological University Foundation; director of the Federal Reserve Bank of Minneapolis; and director of the board of governors for the Colorado School of Mines.