ConocoPhillips explores, produces, refines, and wholesales oil and natural gas. The company operates through six segments: Exploration and Production, Midstream,...
Afren is one of the largest independent oil and gas exploration and production companies operating in Africa and the Middle...
Canadian Oil Sands Ltd.
First Canadian Centre 350-7th Avenue SW Suite 2500
Calgary , AB T2P 3N9
SIC Code: 1311