Frederick A. Moore

MRC Global ULC supplies machinery and equipment for the oil and gas industry. The company is headquartered in Brooks, Canada.

Peak Energy Services Ltd. is a diversified energy services organization operating in western Canada and the United States of America. The company was founded on December 31, 2010 and is headquartered in Calgary, Canada.

Gateway Tubulars Ltd. engages in supplying line pipe and Oil Country Tubular Goods to the Western Canadian oil and gas industry. Its products include lined tubing and HDPE. The company is headquartered in Calgary, Canada.

Peak Energy Services Trust is an energy services organization operating in western Canada and the mid-west United States. It also provides drilling and production services to customers in the conventional oil and natural gas industry as well as the oil sands regions of western Canada and water technology solutions in North America. The Drilling services include solids control, well-site accommodations, camps and catering, and remote waste water systems. The Production services include fluids handling, wireline services and production equipment. The company was founded in June 1996 and is headquartered in Calgary, Canada.

Part of MRC Global, Inc., Nusco Supply & Manufacturing, Inc. manufactures oil and gas field machinery and equipment. The company is based in Calgary, Canada.

Winstar Resources Ltd. is engaged in the provision of exploration and production of crude oil and natural gas. The company was founded on January 2, 1996 and is headquartered in Calgary, Canada.

Part of Calgary Sinoenergy Investment Corp., Diamond Tree Energy Ltd. develops, produces, and explores for oil and natural gas. The company is based in Calgary, Canada. The Canadian company was founded by Donald Darrell Copeland. Diamond Tree Energy was acquired by Crocotta Energy, Inc. on October 15, 2007.