Magikist is a manufacturer of high pressure cleaning equipment. These products include pressure washers and commercial carwash products. There are other products listed on the website (www.magikist.com) which include coin acceptors and timers.
Magikist was made famous by giant signs aside Chicago's expressways in the shape of neon lips. One of these signs appears in the background of a Blues Brothers scene. Magikist is not headquatered in Chicago, but rather Canada.