CDI Services are a security systems installation company based in Epping, Essex. CDI Services provide service including specification, design, installation and support of intruder alarms, fire alarms, access systems, door entry systems, CCTV, TV & satellite, IRS & MATV, telephone data netwroks & door/gate automation systems for home or business, domestic or commercial premises.

Centra are an Electronic Security & FIA Fire Alarm Trained Systems Installers founded in 1990. Centra are experienced in the planning, installation and maintenance of Access Control, CCTV and all types of intrusion detection sensors and devices.

Choice is a fire and security systems specialist. The company provides comprehensive service for design, supply, installation and maintenance of a wide range of electronic fire and security systems. Choice provides fire solutions to protect lives, property and other assets of corporate, commercial, financial institutions, industrial and retail businesses throughout the UK.

iSecurity can offer fully managed and monitored systems, linked via either BT Redcare to a central station alerting both key holders and local constabulary upon activation or via a standalone speech dialer that can call several phone numbers of your choice.

Founded on first class customer service and support - with decades of experience in fire and security systems for some of the world’s most demanding applications - Paragon Security is a UK-based specialist solutions provider. They support clients around the world with specialist fire and security products and services. The company is founded on customer support second-to-none, built on providing fire and security systems for diverse applications.

Teledyne e2v is a provider of specialist technology for high performance systems and equipment; developing solutions in communications, automation, discovery, healthcare and the environment. Their products and services include RF power, imaging, semiconductors, and quantum technology serving market verticals such as civil aerospace, defence, industrial, medical & science, and security & rescue.