Gale Insulation provides Tucson, Ariz., and surrounding area with contracting and installation services for air filtration, living environments, fireproofing, gutters, insulation, shelving and shutters. It employs more than 50 technicians and support staff at its location in Tucson. With locations throughout the United States, Gale Insulation is a subsidiary of Masco Corporation, one of the world s largest manufacturers of consumer products for the home and family. The company's common stock has been publicly traded since 1936 and is listed on the New York Stock Exchange under the symbol MAS. Masco Corporation is headquartered in Taylor, Mich., and owns other branches, including Delta and Peerless faucets, Baldwin hardware, Thermador appliances and Aqua Glass bath and shower units.