ConocoPhillips explores for, produces, transports, and markets crude oil, bitumen, natural gas, liquefied natural gas (LNG), and natural gas liquids worldwide. The company primarily engages in the tight oil reservoirs, LNG, oil sands, and other production operations. Its portfolio includes unconventional plays in North America; conventional assets in North America, Europe, Asia, and Australia; various LNG developments; oil sands assets in Canada; and an inventory of conventional and unconventional exploration prospects. The company was founded in 1917 and is headquartered in Houston, Texas.