Tesoro

Tesoro Corporation is a Fortune 100 and a Fortune Global 500 company headquartered in San Antonio, Texas, with 2013 annual revenues of $37 billion, and over 5,700 employees. Tesoro is an independent refiner and marketer of petroleum products, operating six refineries in the Western United States with a combined rated crude oil capacity of approximately 845,000 barrels per day. Tesoro’s retail-marketing system includes over 2,264 branded retail gas stations, of which more than 595 are company-operated under the Tesoro, Shell, Exxon, Mobil, ARCO, and USA Gasoline brands.