David J. Minor

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

El Paso Interim Corp. provides natural gas and related energy products in a safe, efficient and dependable manner. The company owns North America's interstate natural gas pipeline systems, which provides a stable base of earnings and cash flow and has a backlog of committed expansion projects. The company operates through three segments: Pipelines, Exploration and Production & Marketing. The Pipelines segment provides natural gas transmission, storage, and related services, primarily in the USA primarily through eight wholly or majority owned interstate pipeline systems and equity interests in two transmission systems. The Exploration and Production segment is engaged in the exploration for and the acquisition, development and production of oil, natural gas and NGL, in the US, Brazil and Egypt. The Marketing segment markets on behalf of its Exploration and Production segment and manages the price risks associated with its oil and natural gas production as well as manages remaining legacy trading portfolio. The company was founded by Paul Kayser in 1928 and is headquartered in Houston, TX.

Part of KeyCorp, SONAT Exploration Co. is a company that provides petroleum exploration. The company is based in Houston, TX.

Far East Energy Corp. engaged in the acquisition, exploration, development, and production of coalbed methane gas properties. The company was founded on February 4, 2000 and was headquartered in Houston, TX.

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.

Energen Resources Corp. engages in the exploration of oil and natural gas. The company is headquartered in Birmingham, AL.