United Fuel & Energy, headquartered in Midland, Texas, is one of the leading and largest distributors of wholesale fuels and lubricants, card lock services, liquid propane gas and chemicals to customers in the southwestern and south central United States. Its products include gasoline, diesel, propane and lubricant products. United Fuel & Energy distributes gasoline and diesel through unattended refueling stations and card lock services to commercial vehicles and fleets. It wholesales and distributes fuels and lubricants to commercial customers, and sells propane to commercial and residential customers. United Fuel & Energy was established in 1937 as Eddins-Walcher. It has various branch offices in the states of Oklahoma, New Mexico and Texas.