Based in Tempe, Arizona, United Dairymen of Arizona (UDA) was established in 1960. As an agricultural milk marketing cooperative company, UDA’s processing units operates 24 hours a day, seven days a week. United Dairymen of Arizona was awarded Supplier of the Year in 2009 by Kroger's. To ensure the quality and the consistency in production, UDA also provides installation, preventive maintenance, and transportation services. Its main products are high and low heat nonfat dry milk. Additionally, it manufactures cream, butter, skim milk condensed milk and lactose powder.