Murray B. Todd

Grey Wolf Exploration, Inc. engages in the exploration, development and production of crude oil and natural gas reserves in Western Canada. The company was founded on December 31, 1993 and is headquartered in Calgary, Canada.

TG World Energy Corp. explores and develops oil and gas. The company was founded on July 10, 2001 and is headquartered in Calgary, Canada.

Part of Stone Mountain Resources Ltd., Tenergy Ltd. explores and produces oil and gas. The company is based in Calgary, Canada.

Part of ConocoPhillips, Crestar Energy, Inc. is a Canadian company that explores for, produces, and develops oil and gas properties. The company is based in Calgary, Canada. Crestar Energy was acquired by Gulf Canada Resources Ltd. on November 14, 2000 for $1,039.28 million.

True Energy Trust is an open-ended, unincorporated investment trust governed by the laws of the province of Alberta, which produces, develops and explores petroleum & natural gas in British Columbia, Alberta and Saskatchewan. It was formerly known as TKE Energy Trust. The company was founded in 2004 and is headquartered in Calgary, Canada.

Canada Hibernia Holding Corp. functions as an investment holding Canadian company. The private company is based in Calgary, Canada.

Geophysical Service Inc. provides reflection seismograph exploration services to oil industries in Canada and internationally. It offers 2D and 3D marine seismic, gravity, and magnetic data offshore. The firm provides marine acquisition services, exploration operations, transcription and data archival services, leasing of land and marine seismic source, and recording equipment. The company was founded by John Karcher and Eugene McDermott in 1930 and is headquartered in Calgary, Canada.