Valero Memphis Refinery is owned and operated by Valero Energy Corporation, which is one of the largest refiners in North America. It has a capacity of refining 3 million barrels per day. The company s refining network stretches from Canada to the Gulf Coast and West Coast to the Caribbean. Valero Energy Corporation has a midstream logistics system that supports refining and marketing operations. It has more than 5,800 retail and wholesale stores in the United States, Canada and the Caribbean under various brand names, including Valero, Diamond Shamrock, Shamrock, Ultramar and Beacon. The company s products include petrochemicals, asphalt, lube base oils, sulfur, crude mineral spirits, clean-burning oxygenates, and reformulated, conventional and aviation gasoline.