ConocoPhillips is the third-largest integrated energy company in the United States, based on market capitalization, oil and natural gas reserves. It is the fifth-largest refiner and the sixth-largest reserves holder of non-government controlled companies. ConocoPhillips is known worldwide for its technological expertise in reservoir management and exploration, 3-D Seismic technology, high-grade petroleum coke upgrading and sulfur removal. ConocoPhillips was formed from the merger of Phillips Petroleum Company and Conoco INC, which began in 1875 as the Continental Oil and Transportation Co. Based in Ogden, Utah to distribute coal, oil, kerosene, grease and candles to the West. In 2006, Burlington Resources joined ConocoPhillips. ConocoPhillips is headquartered in Houston, Texas, and has assets of $173 billion. ConocoPhillips stock is listed on the New York Stock Exchange under the symbol "COP." ConocoPhillips is one of the top three natural gas producers in Canada.
ConocoPhillips has four core activities worldwide: Petroleum exploration and production, Petroleum refining, marketing, supply and transportation, Natural gas gathering, processing and marketing and Chemicals & plastics. ConocoPhillips’s Canadian operations comprise primarily natural gas fields in western Canada and oil sands projects in the Athabasca Region of northeastern Alberta. The production streams include light oil, heavy oil, oil sands, natural gas liquids, conventional natural gas, coalbed methane, shale gas and oil, and liquefied natural gas (LNG).