Wilhite Refrigeration Ltd has been serving the Amarillo area and the Texas Panhandle for over 55 years! Specializing in supermarket restoration. Call today to get an estimate! Serving Amarillo & The Texas Panhandle since 1964. Specializing in Supermarket Restoration - Big or Small; Air conditioning, walk-in coolers and freezers, high end appliances, residential & commercial, new construction, remodeling, commercial equipment, refrigeration equipment, air conditioning systems.