John H. Campbell

Ocean Energy, Inc. explores and produces crude oil and natural gas. Its operations are focused in the shelf and deepwater areas of the Gulf of Mexico, the Rocky Mountains, Permian Basin, Anadarko, East Texas, North Louisiana and Gulf Coast regions. The company also conducts operations in Egypt, the Russian Republic of Tatarstan, Brazil, and Indonesia. Ocean Energy is located in Houston, TX.

Quantum Resource Management Engages in oil and gas exploration. The company was founded in June 2006 and is headquartered in Denver, CO.

Alta Mesa Holdings LP engages in the acquisition, exploration, development and production of oil, natural gas, and natural gas liquids within the United States. It specializes in engineering analytics and enhanced geological techniques including three-dimensional seismic analysis, and drilling, stimulation, completion, and production methods. The company was founded by Michael E. Ellis in 1987 and is headquartered in Houston, TX.

QL Energy I LLC engages in exploration of oil and natural gas. The company is headquartered in Houston, TX.

Alta Mesa Resources, Inc. is an independent exploration and production company, which is engages in the development of unconventional onshore oil and natural gas reserves. It operates through the following segments: Exploration and Production, Midstream, and Corporate. The Exploration and Production segment sells its production of oil, natural gas, and natural gas liquids (NGL) to customers generally at prevailing spot prices in effect at the time of the sale. The Midstream segment derives its revenue from fees assessed for gathering and processing natural gas, gathering and transporting oil, the sale of processed residue gas and NGLs, and produced water gathering and disposal services. The company was founded in November 2016 and is headquartered in Houston, TX.

Meridian Energy LLC provides energy consulting services. The private company is based in Houston, TX.