William Schrader

CHC Helicopters Canada, Inc. operates medium and heavy helicopters and provides transportation services. It specializes in providing transportation to offshore oil and gas platforms, and helicopter maintenance repair and overhaul. The firm has locations in Aberdeen and Richmond. The company was founded in 1987 and is headquartered in Richmond, Canada.

CHC Group Ltd. engages in the provision of helicopter flight services to oil and gas companies and government search-and-rescue agencies, and helicopter maintenance, repair and overhaul services to organizations. The company was founded in 1947 and is headquartered in George Town, Cayman Islands.

RN Holding OJSC engages in the exploration and production of oil, gas, and petroleum products. Its activities include developing and production of crude oil and gas reserves; processing of crude oil into refined products; and purchasing, sale, and transportation of crude oil and refined petroleum products. The company is headquartered in Uvat, Russian Federation.

Rosneft International Holdings Ltd. operates as a holding company. The firm engages in the exploration, development and production of crude oil and gas reserves. It also processes crude oil into refined products, and purchases, sells, and transports crude oil and refined petroleum products. The company was founded in 2003 and is headquartered in Moscow, Russia.

TNK-BP Ltd. provides exploration services for the oil and gas industry. The company's services include exploration and production, refining, marketing, sales and trading, oilfield, and technology services. TNK-BP was founded in 2003 and is headquartered in Moscow, Russia

Ophir Energy Plc engages in the development of offshore oil and gas exploration assets. Its projects are located in Thailand, Indonesia, Vietnam, and Tanzania. It operates through the following geographical segments: Africa, Asia, and Other. The company was founded by Alan Mckellar Stein, Peter Dolan and Jonathan Mark Taylor in February 2004 and is headquartered in London, the United Kingdom.

Part of BP Plc, Azerbaijan International Operating Co. provides oil production services. The private company is based in Baku, Azerbaijan.