2645 Federal Signal Dr
University Park, IL 60484-3195
"Federal Signal Corporation (NYSE: FSS), founded in 1901, is a manufacturer and worldwide supplier of safety, signaling and communications equipment; fire rescue products; street sweeping and vacuum loader vehicles; refuse truck bodies; high-performance water blasting equipment; parking control equipment; carbide and super-hard tipped cutting tools; precision metal stamping punches; and components for plastic injection molds.
The Emergency Products Division is the leading supplier of audible and visual warning devices for vehicles. It serves the police, fire, ambulance, tow and work vehicle markets with strobe, halogen, and LED lightbars, flashers, switch controls, and high visibility beacons, as well as audible warning devices such as sirens, speakers, and back-up alarms."