Gentherm, Inc. engages in the design, development, manufacturing, and marketing of heating, cooling, and ventilating devices. It operates through the Automotive and Medical segments. The Automotive segment offers automotive climate and comfort systems, cable technology, battery performance solutions, valve systems, and electronic and software solutions. The Medical segment is involved in the patient temperature management business. The company was founded by Lon E. Bell in 1991 and is headquartered in Novi, MI.