Prysmian – supplier of the famous fire protection FP range for more than 30 years – is the largest cable manufacturer in the UK with over 100 years of experience. They offer maintenance and installation service via their Energy Network Solutions business unit. Their products and solutions are used in various sectors such as Oil and Gas, Telecommunication, Transportation and Mobility, Construction and infrastructure.

Quadible is a UK-based organisation providing software development services. Quadible specialises in mobile and web development, and has vast experience in the software industry. Quadible provides data analytics solution, IoT solution and Big Data solution.

Quantum was established in 1993 and handles all aspects of fire alarm, CCTV and security system installations from design through to commissioning, and offer a comprehensive upgrade and maintenance service. Quantum also offers a consultation and design service for audiovisual projects such as presentation and training rooms, distributed TV and video conferencing.

Quest Fire & Security Provides homes and business with tailor made security systems that include burglar alarms, CCTV systems, wireless burglar alarms, fire alarm systems, in addition to alarm maintenance, intruder alarms, fire extinguishers and alarm monitoring.

The Quod Orbis Continuous Controls Monitoring (CCM) platform allows users to see and understand security, compliance, and risk posture in near real-time. Its managed platform offers continuous monitoring and reporting of control effectiveness, metric performance and compliance readiness.

Quorum Cyber is one of the fastest-growing cyber security companies, protecting over 400 customers across four continents. they deliver tailored, threat-led cyber security services that empower organisations to stay ahead of attackers, align security with business goals, and thrive in an unpredictable digital world.

R.J. Coleman provides installation of intruder alarm and security lighting, and maintenance of burglar alarm. The company operate out of their head office in Scunthorpe on major construction programmes across the UK. R.J. Coleman client base in varies including commercial factories, shops, agricultural, public houses, nightclubs, local government and domestic clients.

Established in 1998, Racam Security & Communications Ltd. specialises in the design, supply, installation, commissioning and maintenance of many types of security and communications systems. Racam Security & Communications' systems range from domestic intruder alarm systems to large public space CCTV systems and include police, local authorities, casinos and defence contracts.

Radio Data Networks has established itself as the UK's largest provider of licenced radio links and smart sensors for applications such as sewer monitoring where it currently delivers over 200-million messages per annum over its Ofcom licenced band that covers the whole of the UK from Northern Ireland right down the to Channel Islands of Jersey and Guernsey.

Raidocontact Ltd is a manufacturer and installer of specialist security and communication systems. Radiocontact's client base includes airports, banks, government establishments, hospitals and railways. The company manufactures closed circuit television, house security systems and specialised fabrication of panels as well as controls.

Formed in 2004, Radius Security Systems Ltd is a North West security expert and provider of door supervision and event security. Radius Security Systems Ltd covers a wide range of areas throughout the North West and Yorkshire. Radius Security Ltd holds SIA approved contractor status for the provision of Door Supervision. Radius Security Systems operates mainly in the commercial, industrial and public sectors of London and the South East.

Raidiam provides modern, flexible, IAM solution which helps organisation to improve customer experience and satisfaction. Raidiam also provides guidance that will reduce ongoing costs, reduce time-to-market and deliver a consistent model cross the web, mobile and API channels.

Rainbow provides a range of IP and analogue security solutions.

Incorporated in 1977, Rainbow Security Systems is part of Rainbow Electrical & Security Systems Ltd. Based in Northampton, England, Rainbow Security Systems specialises in the installation and maintenance of intruder alarms systems to domestic dwellings. Its clientele includes the premier national house builders David Wilson Homes, Westbury Homes, Persimmon Homes, Charles Church Homes and King of Oak Homes.

RAM are one of the UK's largest and leading suppliers of telescopic posts, security bollards and security barriers. Availavbe nationwide, all RAM products are high quality engineered products, designed to be durable, effective and long-lasting. The range of RAM's client base is a diverse as the need for security barriers from construction sites to shopping centres and car parks.

Rampart Security Ltd are installers of Security Systems to British Standard 4737 ISO 9000 and NACOSS. Rampart Security is an established business with over 12 years experience in the security industry. With extensive expertise and knowledge, the company designs, installs, and maintains, a comprehensive range of security systems to suit customer needs.

Ramtech is the UK’s renowned wireless systems technology specialist, delivering innovative safety and security solutions for leisure and industrial applications. Their cutting-edge systems are engineered to deliver the highest standards of legislative compliance while meeting the unique safety challenges of complex environmental conditions from rail depots to banks, power stations to construction sites.

Rapide Security & Surveillance Ltd. is the Midlands leading installer of commercial security systems, house alarms, automatic and manual fire alarms, closed circuit television systems, door access control, as well as fully integrated solutions including personnel attack and hold up alarms. Rapide Security & Surveillance is a NSI “Gold” approved installer of security systems and is also certified to the international quality standard ISO 9001.

Since 1985, Raysil Security Systems Limited has been designing and installing integrated security systems to the highest industry standards, collecting certifications - NSI, LPS 1014, ISO 9001-2000 and approvals - police authorities, home office, major insurers - along the way.

Realtime Security UK Ltd. is a security and investigations company located in Stevenage, Hertfordshire, United Kingdom. Established in 2007, Realtime decided to put its knowledge and industry know-how into sourcing and selling easy to install CCTV equipment for the home and business.