Founded in 1901, Federal Signal Corporation is a manufacturer and worldwide supplier of safety, signaling and communications equipment; fire rescue products; street sweepers and vacuum loaders; refuse trucks; water-blasting equipment; parking-control equipment; carbide and hard-tipped cutting tools; precision metal-stamping punches and components for injection molds. The company is managed on a decentralized basis and comprises four major operating groups, including environmental products, safety products, tools and fire rescue. Each group is represented by various manufacturers located throughout the world. Federal Signal Corporation is a publicly traded company. Its shares are listed on the New York Stock Exchange under the ticker symbol FSS. The company is headquartered in Oak Brook, Ill.