Valero Energy Corporation is the largest independent refiner and marketer of petroleum products in the United States. It has refineries located throughout the United States, Canada and the United Kingdom. Moreover, Valero is a leading ethanol producer with ethanol plants in the Midwest. The products of the company are sold in the markets of the United States, Canada, the United Kingdom, Ireland and Latin America. The company's brand names are carried by outlets. The company organizes its business through three reportable segments, namely, Refining, Ethanol and Renewable Diesel.