W. Patrick Ash
Vice President-Reservoir Engineering and Planning
W. Patrick Ash has served as Vice President of Reservoir Engineering and Planning since December 2017. Prior to joining Antero, Mr. Ash was at Ultra Petroleum for six years in management positions of increasing responsibility, most recently serving as Vice President, Development. In this position he led the reservoir engineering, geoscience, and corporate engineering groups. From 2001-2011 Mr. Ash served in engineering roles at Devon, NFR Energy and Encana. Mr. Ash holds a B.S. in Petroleum Engineering from Texas A&M University and a MBA from Washington University in St. Louis.