Ray Singleton

Ray (Guerra) Singleton is a petroleum engineer with over 37 years of experience. He has been a director of Earthstone Energy, Inc. since July 1989 and served as its President and Chief Executive Officer from March 1993 until December 2014. Mr. Singleton joined Earthstone in 1988 as a Production Manager/Petroleum Engineer.

From 1983 until 1988 and prior to joining Earthstone, Mr. Singleton was the principal of an engineering consulting company serving the operational and engineering needs of approximately 40 small oil and gas clients. During this period, he was engaged by the Company on various projects in south Texas and the Rocky Mountain region.

Mr. Singleton began his career with Amoco Production Company in 1973 as a production engineer in Texas. He was subsequently employed by the predecessor of Union Pacific Resources as a drilling, completion and production engineer from 1980 to 1983. From 1974 to 1980, Mr. Singleton served in the U.S Air Force, where he was a combat qualified fighter pilot in the F-4 Phantom with both nuclear and conventional delivery responsibilities. He attained the rank of captain prior to his honorable discharge.

As the CEO of a small public company Mr. Singleton gained extensive experience in SEC reporting, compliance, treasury and SOX, along with budgeting and planning, implementing growth initiatives and developing survival strategies through numerous downturns. As a petroleum engineer, his professional experience includes acquisition evaluation and economics, reserve engineering and drilling, completion and production engineering in both Texas and the Rocky Mountain region. In addition, he possesses over 20 years of executive experience.

Mr. Singleton received a B.S. degree in Petroleum Engineering from Texas A&M University in 1973 and received an MBA from Colorado State University’s Executive MBA Program in 1992. He has also been recognized by the National Association of Corporate Directors (NACD) as a Board Leadership Fellow and has attained his NACD Directorship Certification.