John Rees

Virgin Resources Ltd. explores and produces oil and natural gas. It offers contract drilling and well operation services. It provides all related products such as crude oil, natural gas, and petrol. The company was founded by J. Scott Price and is headquartered in Alberta, Canada.

CNOOC Petroleum North America ULC is an upstream oil and gas company responsibly developing energy resources in the UK North Sea, offshore West Africa, the United States, and Western Canada. The firm has three principal businesses: conventional oil and gas, oil sans, and gas and oil. The company was founded in 1971 and is headquartered in Calgary, Canada.

BG Group Ltd. discovers, extracts, transmits, distributes and supplies natural gas and oil. The firm operates through Upstream and LNG Shipping & Marketing segments. The Upstream segment comprises exploration, development, production, liquefaction and marketing of hydrocarbons with a focus on natural gas. The LNG Shipping and Marketing segment combines the development and use of LNG import facilities with the purchase, shipping and sale of LNG and regasified natural gas. The company is headquartered in London, the United Kingdom.

First Calgary Petroleums Ltd. engages in the exploration and development of oil and gas properties. The company was founded on and is headquartered in Calgary, Canada.

Calvalley Petroleum, Inc. is engaged in the exploration, development and production of crude oil and natural gas. Its operating assets are located in Yemen, Ethiopia and Canada. The company was founded on July 1, 1996 and is headquartered in Calgary, Canada.

Ovintiv Canada ULC engages in the production of natural gas, oil and natural gas liquids. It operates through the following segments: Canadian Operations, USA Operations and Market Optimization. The Canadian Operations segment includes the exploration for, development of and production of natural gas, oil and natural gas liquids and other related activities within Canada. The USA Operations segment involves in the exploration, development and production of natural gas, oil, and natural gas liquids and other related activities within the U.S. The Market Optimization segment is responsible for the sale of the company's proprietary production to third party customers and the associated netback price. The company was founded in 1881 and is headquartered in Calgary, Canada.