Founded in 1956, Hagar Restaurant Service is a factory-authorized warranty and repair service provider for more than 200 manufacturers. It serves the Oklahoma City and Tulsa regions in Texas, as well as the commercial and residential sectors. The company has a work force of more than 130 employees and maintains a parts inventory. Hagar Restaurant Service provides repair services for gas, steam, electric and microwave kitchen appliances, as well as refrigeration and heating, ventilation and air conditioning equipment. It offers parts and services for manufacturers, such as American Range, Food Warming Equipment, Bakers Pride, Grease Master, Keen Kutter and Moyer Diebel.