Interphone has an unrivalled understanding of building security and automation technologies, providing design, installation and maintenance services for the commercial residential marketplace. Interphone's management and control solutions combine a wide range of building systems including access control, CCTV, gates and barriers, distributed television, fire and emergency detection, LED lighting, door entry, concierge and property management.

Safetech Systems Ltd. specialises in fire, sound and security systems for domestic and commercial purposes all under one roof. The company customer base covers applications from basic domestic systems through to retail, construction, commerce, government and military installations. Based in UK, Safetech designs installs, commissions, and maintains security systems.