Allegion plc

Allegion plc is a global security company focused on security around the doorway and beyond. Its portfolio spans mechanical locks and door closers, biometric scanning devices, and electronic access control systems, serving residential, commercial, education, healthcare and building security markets. The company sells more than 30 brands in 120 countries, generates annual revenue of $3.8 billion and employs over 13,000 people.

The engineering work is broad and long-standing. Allegion holds more than 1,000 active patents and draws on a heritage of over 250 years, including brands that invented their respective product categories. Technical domains covered include mechanical locking systems, biometric scanning, access control systems, door hardware and closers, industrial design and security engineering. Distribution runs through more than 15,000 channel partners worldwide.

Growth has come in part through strategic acquisitions. The company describes its approach as combining a pioneering spirit with engineering excellence and a focus on simple, reliable and effective solutions - a view summarised in its statement that peace of mind should not be complicated.