Founded in 1938, Thermo King Corporation, a unit of Ingersoll Rand Company Limited, is a manufacturer of transport temperature control systems for a variety of mobile applications, such as trailers, buses, truck bodies, shipboard containers and railway cars. Some of the products of the company are Heat King 400, V-200, SPECTRUM DE with SR-2 and Athenia Electric Series. Based in Rock Island, Ill., it offers customers Thermo Gard programs, which include specialized reports for fleet profile, dealer charges, parts purchases, labor operations and more. Additionally, Thermo King Corporation offers financial services.