Tina S. Obut

Part of MMGJ Hugoton III LLC, BHP Billiton Petroleum (Arkansas) Inc. explores and markets petroleum products. The company is based in Houston, TX.

El Paso Production Co. explores natural gas and oil reserves. The company is a subsidiary of El Paso Corporation. It is located in Houston, TX.

Mission Resources Corp. explores, develops and operates oil and natural gas properties. It is also engaged in drilling, acquiring and producing natural gas and crude oil. The company does its business in the Permian Basin (in West Texas and Southeast New Mexico), along the Texas and Louisiana Gulf Coast and in both the state and federal waters of the Gulf of Mexico. Mission Resources is located in Houston, TX.

Ryder Scott Co. LP is an oil and gas engineering and geological consulting company based in Houston, TX with subsidiaries in the United States. The private company performs enhanced recovery studies, feasibility reports, fluid injection project designs, horizontal drilling studies, and evaluates oil and gas properties. The company also provides expert witness testimony and technical research & analysis to assist in the preparation of legal cases. Ryder Scott's mission is to provide independent and expert guidance to their clients with the utmost professionalism and integrity, while their vision is to be the preferred oil and gas engineering and geological consultants, known worldwide for quality, reliability, and integrity.

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.