SimplexGrinnell specializes in the design, engineering and installation of fire detection and suppression systems. It also provides various fire protection services, including inspection, testing, maintenance and monitoring. The company installs fire sprinklers and extinguishers, integrated security systems, intercom and telephones and time clocks. SimplexGrinnell serves the chemical processing, pharmaceutical, semiconductor, automotive, telecommunication, and food and beverage industries. It also supplies and installs communication systems in schools, universities, hospitals, institutions and businesses. SimplexGrinnell maintains a staff of more than 10,000 technicians, installers and other professionals. It has a network of over 160 local district offices in the United States and Canada. The company maintains one of its locations in Madison, Ala.