Associated Milk Producers Inc. (AMPI) is the largest cheese cooperative in the U.S., owned by 1,100 farm families across Wisconsin, Minnesota, Iowa, Nebraska, South Dakota, and North Dakota. AMPI's cooperative structure ensures quality milk production and a strong community focus. The cooperative markets approximately 5.8 billion pounds of milk annually and operates several manufacturing plants producing a variety of dairy products, including cheese, butter, and powdered products, which are sold both domestically and internationally.