Sioux Corporation is a leading manufacturer of application-specific, industrial steam cleaners, pressure washers, water heaters, aggregate heaters, chillers, steam generators, and other related custom equipment. Sioux Corporation has manufactured reliable, industrial-quality products, since 1939. Sioux machines are built to withstand the rigors of the industrial workplace. These machines are extremely reliable, easy to install and easy to operate. Sioux's team of highly knowledgeable sales people will help ensure you choose the machine that best fits your application. If the equipment in our standard line doesn't meet your needs, Sioux will custom design a machine for you.