VeraSun Energy Corporation (VEC) is an ethanol producer in the United States. The Company focuses primarily on the production and sale of ethanol and its co-products. VEC owns and operates five ethanol production facilities in the United States, with a combined ethanol production capacity of 560 million gallons per year (MMGY). As of March 4, 2008, its ethanol production capacity represented approximately 7% of the total ethanol production capacity in the United States. In addition to producing ethanol, VEC produces and sells wet and dry distillers grains as ethanol co-products. During the year ending December 31, 2007, the Company produced approximately 376.1 million gallons of fuel ethanol and 1.2 million tons of distillers grains. On August 17, 2007, VEC acquired ASA OpCo Holdings, LLC. On March 31, 2008, VEC completed its merger with US BioEnergy Corporation.