Patrick A. Graham

Bonanza Creek Energy Operating Co. LLC acquires, explores and develops onshore oil fields. The company was founded in May 2006 and is headquartered in Denver, CO.

Bonanza Creek Energy, Inc. engages in the extraction of oil and associated liquids-rich natural gas. It focuses on the Niobrara and Codell formations in the Denver-Julesburg Basin. The company was founded on December 2, 2010 and is headquartered in Denver, CO.

Fifth Creek Energy Operating Co. LLC operates an independent oil and natural gas firm. It specializes in the acquisition, development, and production of onshore oil and natural gas. The company was founded by Patrick A. Graham and Michael R. Starzer in October 2014 and is headquartered in Greenwood Village, CO.

Bonanza Creek Energy Co. LLC acquires and develops hydrocarbon resources. It offers transportation and wholesale marketing of crude oil, natural gas and oil products. The company was founded in 1999 and is headquartered in Bakersfield, CA.

THUMS Long Beach Co., Inc produces crude petroleum and natural gas. The company operates the eastern offshore section of California's Wilmington oil field. It produces more than 900 million barrels of oil a year from the Wilmington field. It is a subsidiary of Occidental Petroleum. The company is headquartered in Long Beach, CA.