Valero Energy Corporation manufactures and sells fuels and petrochemical products in the U.S. and internationally. It produces conventional, premium, and reformulated gasolines, gasoline meeting the specifications of California Air Resources Board (CARB), diesel fuels, low-sulfur and ultra-low-sulfur diesel fuels, and other distillates. The company owns 15 petroleum refineries with a combined throughput capacity of approximately 3.2 million barrels per day, and 12 ethanol plants with a combined production capacity of approximately 1.6 billion gallons per year. Valero Energy was founded in 1980 and is headquartered in San Antonio, TX.