Interstate Companies, Inc., through its subsidiaries, manufactures combustion engines for gas and air compression, prime and standby power generation chiller, blower, and other industrial applications. The company provides switchgear products and custom engine controls; parts, sales, and service for the mobile refrigeration industry; and JIT parts, kits, and assemblies to bus and coach OEMs in the United States, Mexico, and Canada. It also offers industrial equipment and agriculture industry equipment bearing, power transmission, and conveyor services, as well as maintenance services and vibration analysis. In addition, the company provides used products that include generator sets, pump units, stationary power units, transmissions, and refrigeration units, as well as power systems and sykes pumps for rent. It distributes diesel engines for truck, bus, coach, marine, mining, construction, and industrial applications; and generators of various sizes. Interstate Companies, Inc. operates in Minnesota, Wisconsin, Nebraska, Iowa, Illinois, North Dakota, South Dakota, Montana, and Wyoming. The company is based in Bloomington, Minnesota.