Allegion Plc engages in the provision of security products and solutions that keep people safe, secure, and productive. The company is headquartered in Dublin, Dublin and currently employs 13,300 full-time employees. The company went IPO on 2013-11-18. The company designs and manufactures innovative security and access solutions that help keep people safe where they live, learn, work and connect. Its Allegion Americas segment is a provider of security products, services and solutions throughout North America. The company sells a range of products and solutions, including locks, locksets, key systems, door control and door control systems, exit devices, doors, glass and door systems, and others. Its Allegion International segment provides security products, services and solutions throughout Europe, Asia and Oceania. The segment offers end-users a range of products, services and solutions, including locks, locksets, portable locks, key systems, door control and door control systems, and others. Its brands include CISA, Interflex, LCN, Schlage, SimonsVoss, Von Duprin, Trimco and others. The company also offers custom specialty doors for acoustic, blast, bullet-resistant and vault security.