Archer Daniels Midland is an American food processing and commodities trading corporation. It is the leading manufacturer of various value-added food and feed ingredients, such as vegetable oil, corn sweeteners, biodiesel and ethanol. Its cereal grains and oilseeds are processed into products used in food, beverage, nutraceutical, industrial, and animal feed markets worldwide. The company also provides agricultural storage and transportation services. Headquartered in Chicago, Illinois, ADM operates more than 270 plants and 420 crop procurement facilities worldwide.