Erik Lyngberg

Petrominerales Ltd. engaged in the exploration, development, and production of crude oil. Its operations were carried out through the following segments: Produced Oil, Marketing, and Other. Its commercial oil production basins included the Upper, Middle, and Lower Magdalena Valley, Llanos, Putumayo, Catatumbo, Eastern Cordillera, and the Guajira basins in Colombia; Ucayali basin in Peru; and the Reconcavo basin in Brazil. The company was founded on April 20, 2006 and was headquartered in Calgary, Canada.

Petrominerales Ltd. is engaged in the exploration and production of oil and gas in Colombia and Peru. Its operations include the Llanos Deep Basin Exploration, Central Llanos Basin, Heavy Oil, Neiva, Orito and Antorcha. The company was founded on May 20, 2006 and is headquartered in Bogota, Colombia.

Petrobank Energy & Resources Ltd. operates as a heavy oil exploration and production company with operations in Western Canada. It operates through two business units: Whitesands and Archon. The Whitesands unit focuses on developing Petrobank's oil assets located in the Peace River, Alberta area and Saskatchewan's heavy oil belt. The Archon unit focuses on pioneering new and improved methods of finding and producing oil. The company was founded by James D. Tocher and Jerald Lindsay Oaks on December 1, 1983 and is headquartered in Calgary, Canada.

Hunt Oil Co. explores, produces, refines, markets and transports oil and gas. Its business areas include energy, real estate, ranching and infrastructure. The company was founded by Haroldson Lafayette Hunt Jr. in 1934 and is headquartered in Dallas, TX.

Part of Hunt Oil Co., Inc., Newport Petroleum Corp. is a Canadian company that explores for and produces oil and natural gas. The company is based in Grande Prairie, Canada. The company was founded by Sidney W. Dykstra, Uldis Upitis. Newport Petroleum was acquired by Hunt Oil Co., Inc. on June 15, 2000 for $332.79 million.

Hunt Oil Company of Canada provides petroleum exploration and production services. The company is headquartered in Calgary, Canada.

HCO Energy Ltd. explores oil and gas. The Canadian company was founded by Mark G. Harrington, Daryl H. Connolly, Alan Scott Dawson.

Part of Enbridge, Inc., Numac Energy, Inc. is an oil and gas concern. The company is based in Calgary, Canada.

Numac Energy (TESO), Inc. explores for and produces oil and gas. The company is based in Calgary, Canada. Numac Energy (TESO was acquired by Anderson Exploration Ltd. on February 15, 2001 for $508.22 million.