Valero Energy Corporation

Valero Energy refines crude oil into gasoline, diesel, jet fuel, and heating oil that gas stations and other businesses buy. The company operates refineries across the United States, Canada, Mexico, and other countries, and sells fuel under brand names like Valero, Texaco, and Shamrock. It also produces renewable diesel and ethanol from plant materials as alternatives to petroleum fuels. The company sells most of its products through wholesale markets to distributors and retailers.