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.

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.

Premier Security & Fire Consultants Ltd is a manufacturer of SBD (Secured by Design) communal entrance doors, facades, and curtain walling for offices, public buildings, social housing projects, and retail properties.