Argon Electronics was established in 1987 and has since become a world pioneer in the development and manufacture of hazardous material detector simulators, most notably in the fields of military Chemical, Biological, Radiological and Nuclear (CBRN) defense. Simulators have applications from civil response to unconventional terrorism and accidental release and international treaty verification, with a growing presence in nuclear energy.

CSG UK PLC specialise in the installation, maintenance and support of security systems for companies and organisations throughout the UK and Europe. CSG UK supply and install comprehensive security systems for national chains and individual businesses in the form of: CCTV, Access Control, Public Address, Intruder Detection and EAS (Electronic Article Surveillance), Fire and Safes.

Harper Security Systems has a long-standing reputation as master craftsmen with experience in all types of security systems. Their specialised team undertakes work where they are needed.

Established in 1998 Netaccess Software Ltd, designs, manufactures and supplies innovative security solutions such as access control systems, asset tracking systems, ANPR systems, biometric systems and more. The company's products have been installed globally and are in operation within a wide range of environments; transport, military, banking, universities and government.