William Michael Stokes Butler

Response Electronics Ltd. supplies self-install home security products. It provides burglar alarms, door bells, wireless door intercoms, LightwaveRF, neighbourhood watch, and CCTV and security lighting. The company was founded on December 23, 1998 and is headquartered in Ash Vale, the United Kingdom.

Y-cam Solutions Ltd. provides home security system. It offers Protect hub, siren Indoor Camera, Outdoor Camera, Motion Sensor, and Access Sensor. The company was founded in 2007 and is headquartered in London, the United Kingdom.

ERA Home Security Ltd. manufactures and distributes multipoint security lock, door, and window hardware products. It offers smart home alarms, video door intercom systems, padlock range, safety restrictor, star cylinders, and fake TV. The company was founded by John Reynolds in 1838 and is headquartered in Wolverhampton, the United Kingdom.