Based in Ozark, Mo., Long Refrigeration Inc. is a provider of installation, repair and maintenance services on heating and air conditioning, refrigeration and ventilation equipment. The company offers a range of services, which include indoor air quality testing and installation, ductwork analysis and air balancing, energy management and direct digital control systems, and comfort design of your residence or building project. Long Refrigeration Inc. caters to the needs of residential, commercial and industrial clients as well as schools and government facilities. It represents numerous manufacturers, which include LENNOX, North American Technical Excellence (NATE) and GeoComfort, to name a few.