Gordon L. Olson

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

American Petroleum Institute (API) is the only national trade association that represents all aspects of America's oil and natural gas industry. Its more than 400 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry.

Summit Gas Resources, Inc. engages in the acquisition, exploration, and development of natural gas reserves. The company was founded in 2003 and is headquartered in Sheridan, WY.

CDX Gas LLC explores and produces oil and natural gas. It offers contract drilling and well operation services. It provides all related products such as crude oil, natural gas, and petrol. The company was founded in 1991 and is headquartered in Houston, TX

Ovintiv USA, Inc. provides oil and gas exploration and production services. The company was founded in 2000 and is headquartered in Denver, CO.