Valero Energy Corporation (Valero) is an independent petroleum refining and marketing company. Valero’s refineries can produce conventional gasoline’s, distillates, jet fuel, asphalt, petrochemicals, lubricants, and other refined products, as well as a slate of premium products, including conventional blendstock for oxygenate blending and reformulated gasoline blendstock for oxygenate blending, gasoline meeting the specifications of the California Air Resources Board, a diesel fuel, and low-sulfur and ultra-low-sulfur diesel fuel. It also owns 10 ethanol plants in the central plains region of the United States with a combined ethanol nameplate production capacity of about 1.1 billion gallons per year. It operates in three business segments: refining, ethanol, and retail. In May 2013, CST Brands Inc announced that the Company which includes Corner Store and Depanneur du Coin, spun off from Valero Energy Corporation.