Green Plains Renewable Energy, Inc. (Green Plains) is vertically integrated producer, marketer and distributer of ethanol. Green Plains operates in four segments: ethanol production, corn oil production, agribusiness and marketing and distribution segment. As of December 31, 2011, it had operations throughout the ethanol value chain, beginning upstream with its agronomy and grain handling operations, continuing through its approximately 740 million gallons per year, of ethanol production capacity and its corn oil production, and ending downstream with its ethanol marketing, distribution and blending facilities. In March 2011, it acquired an ethanol plant near Fergus Falls, Minnesota from Otter Tail Ag Enterprises, LLC. In June 2013, Green Plains Renewable Energy Inc acquired Choice Ethanol Holdings LLC. In November 2013, the Company acquired two ethanol plants, located in Wood River and Fairmont.