Richard R. Frazier

Part of Osaka Gas Co., Ltd., Edisto Resources Corp. explores and produces oil and gas. The company is based in Houston, TX. Edisto Resources was acquired by Forcenergy, Inc., part of Osaka Gas Co., Ltd. from December 07, 2000 on October 22, 1997 for $139.61 million.

Magnum Hunter Resources, Inc. provides oil exploration and drilling services. The company is headquartered in Irving, TX

Cimarex Energy Co. is an independent oil and gas exploration and production company. Its activities include drilling, completing and operating wells. It operates through the following areas: Permian Basin, Mid-Continent, and Others in Oklahoma, Texas and New Mexico. The company was founded by F. H. Merelli in February 2002 and is headquartered in Denver, CO.

Gruy Petroleum Management Co. is engaged in extraction of petroleum products. The company is located in Irving, TX.

Magnum Hunter Production, Inc. provides oil exploration and drilling services. The company also provides evaluation of geological and geophysical information. It provides services to non-operators and other industry partners. Magnum Hunter Production is headquartered in Irving, 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.

The Independent Petroleum Association of America manufactures oil and natural gas. The non-profit company is based in Washington. Barry Russell has been the CEO of the American company since 1980.