Grant W. Henderson

Westport Resources Corp. provided oil and natural gas exploitation, acquisition and exploration services. The firm became extinct after its acquisition by Kerr-McGee Corp. It was located in Denver, CO.

Pacific Energy Resources Ltd. explores and develops oil and gas properties. It owns and operates oil fields in Southern California in the Los Angeles Basin. The company was founded on November 20, 1980 and is headquartered in Long Beach, CA.

Talon Oil & Gas LLC explores oil and gas products. The firm engages in the acquisition, development and exploration of domestic oil and natural gas properties. The company was founded in January 2007 by Grant W. Henderson and is headquartered in Dallas, TX.

Anadarko US Offshore LLC owns and operates oil and gas blocks and leases. The company was founded in 1997 and is headquartered in Spring, TX.

Part of Occidental Petroleum Corp., Belco Oil & Gas Corp explores, develops, and produces oil and natural gas. The company is based in New York, NY. Belco Oil & Gas was acquired by Westport Resources Corp. on August 21, 2001 for $278.56 million.

Part of Occidental Petroleum Corp., Coda Energy, Inc. explores and produces oil and natural gas. The company is based in Dallas, TX. Coda Energy was acquired by Belco Oil & Gas Corp, a SUB of Occidental Petroleum Corp. from Enron Corp. on November 03, 1997 for $149 million.

Talon Oil & Gas II LLC used to operate as a holding company which was interested in exploring oil and gas products. The firm was engaged in acquisition, development, and exploration of domestic oil and natural gas properties. The company was founded in January 2011 and was headquartered in Dallas, TX.