Allegion plc specializes in manufacturing and marketing security systems. Products are sold under the Cisa, Interflex, LCN, Schlage, Von Duprin, Aptiq, Bocom, Briton, Bricard, Dexter, Falcon, Glynn-Johnson, Ito Kilit, Ives, Kryptonite, Legge, Normbau, Steelcraft and Xceedid brands. The group's activity is organized around 3 areas: - company securities: manufacturing of door frames and accessories, identification systems, access control, door locking, etc.; - building security: manufacturing of mechanical and electronic locks and portable locking systems; - city security: manufacturing of vehicles video surveillance, control and detection systems, access control in municipal buildings and in parking garages. The United States account for 75.5% of net sales.