Valero Energy
Valero Energy Corporation (VLO) is a leading international manufacturer and marketer of transportation fuels, petrochemical products, and power. Based in San Antonio, Texas, Valero operates through three main segments: refining, ethanol, and renewable diesel. The company owns and operates 15 petroleum refineries with a total throughput capacity of approximately 3.2 million barrels per day, as well as 14 ethanol plants with a combined production capacity of 1.73 billion gallons per year. Valero is also a major participant in the renewable fuels market through its Diamond Green Diesel joint venture, producing renewable diesel from biomass feedstocks.