William Friley

Osum Oil Sands Corp. operates as an oil sands development company. It offers heavy oils and bitumen that are used to make petroleum products.The company was founded in 2005 and is headquartered in Calgary, Canada.

TimberRock Energy Corp. is a holding company, which engages in the exploration and development of oil and gas. The company is headquartered in Calgary, Canada.

Harvest Energy Trust is to acquire and produce crude oil, natural gas and natural gas liquids. The company operates under two businesses: Downstream operations and Upstream operations. The Downstream operations runs the refining and marketing business that operates a medium gravity sour crude hydro cracking refinery and a retail and wholesale petroleum marketing business. The Upstream operations runs the petroleum and natural gas business that is focused on the operations and further development of assets in western Canada. It acquires and holds net profit interests in oil and natural gas properties in Alberta and West Castle.

Harvest Operations Corp. engages in the exploration, development and production of crude oil & natural gas and an oil sands project under construction and development in northern Alberta. The company was founded on May 14, 2002 and is headquartered in Calgary, Canada.

Part of Total Energy Services, Inc., Silverstar Well Servicing Ltd. provides support for oil exploration services. The company is based in Edmonton, Canada. Silverstar Well Servicing was acquired by Savanna Energy Services Corp., part of Total Energy Services, Inc. from June 26, 2017 on July 12, 2011 for $38.01 million.

Advanced Flow Technology Co. manufactures magnetic flow meters. The company is headquartered in Lakeland, FL.