EOG Resources, Inc., together with its subsidiaries, explores for, develops, produces, and markets crude oil and natural gas. The company’s principal producing areas are located in New Mexico, North Dakota, Texas, Utah, and Wyoming in the United States; and the Republic of Trinidad and Tobago, the People's Republic of China, and Canada. As of December 31, 2018, it had total estimated net proved reserves of 2,928 million barrels of oil equivalent, including 1,532 million barrels (MMBbl) crude oil and condensate reserves; 614 MMBbl of natural gas liquid reserves; and 4,687 billion cubic feet of natural gas reserves. The company was formerly known as Enron Oil & Gas Company. EOG Resources, Inc. was founded in 1985 and is headquartered in Houston, Texas.