America. Valero is also one of the nation's largest retail operators with more than 5,000 retail and branded wholesale outlets in the United States, Canada and the Caribbean under various brand names, including Valero, Diamond Shamrock, Ultramar, Shamrock, and Beacon.

Valero Energy Corporation, through its subsidiaries, is an international manufacturer and marketer of transportation fuels, other petrochemical products and power. Valero subsidiaries employ approximately 10,500 people, and assets include 16 petroleum refineries with a combined throughput capacity of approximately 3 million barrels per day, 10 ethanol plants with a combined production capacity of 1.2 billion gallons per year, and a 50-megawatt wind farm. More than 7,300 outlets carry the Valero, Diamond Shamrock, Shamrock and Beacon brands in the United States and the Caribbean; Ultramar in Canada; and Texaco in the United Kingdom and Ireland. Valero is a Fortune 500 company based in San Antonio.