Chevron U.S.A., Inc. engages in exploration, extraction, and production of crude oil, natural gas, and natural gas liquids. The company also engages in the refining, marketing, and distribution of products derived from petroleum, other than natural gas liquids. Chevron U.S.A., Inc. was founded in 1977 and is based in San Ramon, California. Chevron U.S.A., Inc. operates as a subsidiary of Chevron Corp. Chevron U.S.A operates a gas station network of more than 7,500 Chevron outlets in the West and South and more than 2,000 Texaco stations in the East and South. It also holds the Chevron's stake in Chevron Phillips Chemical Company. Chevron U.S.A's industrial customers purchase base and process oils as well as fuel and lubricant additives.