Donald James van Tetering

Petrofund Energy Trust acquires and manages oil and gas companies and properties. The company is based in Calgary, Canada. The Canadian company was founded in 1988 by John Finbar Driscoll. Petrofund Energy Trust was acquired by Penn West Energy Trust on June 30, 2006 for $2,693.96 million.

Marquee Petroleum Ltd. is an emerging oil and gas company that is engaged in exploring, developing and producing conventional oil and gas reserves. It focuses on the development of cardium oil and gas reserves in the western Canadian sedimentary basin. The company was founded on March 28, 2006 and is headquartered in Calgary, Canada.

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.

Association of Professional Engineers & Geoscientists of AB is a non profit organization that regulates the practices of engineering and geoscience in Alberta. Its function is licensing individuals and companies that want to practice engineering and geoscience in Alberta. The applicants and companies that meet APEGA’s standards for ethical, professional, and technical competency earn the right to practice and use reserved titles and designations. The company was founded in 1920 and is headquartered in Edmonton, Canada.

Part of Prudential Financial, Inc., Base Resources, Inc. is a Canadian company that explores oil and gas. The private company is based in Calgary, Canada. The company was founded by Donald Alexander Cameron. Base Resources was acquired by SkyWest Energy Corp. on December 16, 2010.