Gary A. Merriman

KCS Energy, Inc. was an independent energy company which used to engage in the acquisition, exploration, development and production of natural gas and crude oil with operations in the Mid-Continent and Gulf Coast regions. It used to purchase reserves through its Volumetric Production Payments (VPP) program. The company was founded in 1988 and was headquartered in Houston, TX.

Petrohawk Energy Corp. operates as an oil and natural gas company which is engages in the acquisition, development, production, and exploration of oil and natural gas properties. The company was founded by Richard K. Stoneburner in 2003 and is headquartered in Houston, TX.

Concho Resources, Inc. engages in the acquisition, development and exploration of oil and natural gas properties. Its operations include Delaware Basin, and Midland Basin. The company was founded on February 22, 2006 and is headquartered in Midland, TX.

Part of ConocoPhillips, Conoco UK Ltd. provides oil and gas services. The private company is based in Aberdeen, UK.

Part of PT Medco Daya Abadi Lestari, PT Conocophillips Indonesia Ltd. offers exploration, development, and production of oil and gas. The private company is based in Jakarta, Indonesia.

RSP Permian LLC engages in the acquisition, exploration, development, and production of oil and natural gas resources. The company was founded by Steven D. Gray, Michael K. Grimm and William Huck on October 18, 2010 and is headquartered in Midland, TX.