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.

Rafale Enterprises supplies professional security cameras and surveillance equipment, solar street ligths, office built/fit out and high end solutions with cutting edge technology to governments, business owners, commercial and retail clients worldwide. The company offers a complete range of security surveillance units and packages.

Outsourcing IT infrastructure support provides a cost-effective way of ensuring that customers have access to up to date IT Support Services to keep IT running efficiently. Server Consultancy has been providing IT support services to small and medium-sized businesses across Ontario and the rest of the Canada for the last fifteen years. In doing so, they have grown to become one of the best IT support providers.

RagingWire Data Centers designs, builds and operates mission critical data centers that deliver 100% availability, high-density power, flexible configurations, carrier neutral connectivity and superior customer service. RagingWire provides facility security, access control, monitoring and surveillance.

r2p – Rail and Road Protec GmbH – develops and sells intelligent technology systems with the highest quality standards for the mobile transport sector: CCTV, passenger counting, Infotainment and fleet management with real-time data transfer for rail and road vehicles.

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.

Rainmagic's unique hydrophobic rain repellent technology works by controlling raindrops into more uniformed beads. Use rain repellents on mirrors, face shields, wave runners, goggles, yachts, computer, boats and eyeglasses Lexan, video alarm and CCTV domes.

Rajiv Associates executes all types of automation & security jobs - Home Automation - Building Automation - Industrial Automation - Security Systems The company specializes in CCTV installation, intrusion alarm, fire alarm systems, access control, building management systems, etc. They offer all types of specialised solutions as well.

Rajvi Electronics offers a wide range of products in home appliances which are produced by specialised manufacturers. The same are sold in local market as well as exported to different countries world wide. The company also imports Home Appliances, Car Speaker Parts, Patch Cord and Ferule for cable industries, CRT Modules for door phones.

RAK is a leading company in the field of security systems and for more than 20 years it has offered reliable partnership, high quality services and products that guarantee the most advanced solutions. RAK’s mission is to offer quality modern products that provide complete solutions in the area of security systems.

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.

Rancilio Associates is a full service manufacturers representative organisation, providing customer service, technical support, and field sales expertise. The company's manufacturers provide commercial sound, video, communications and security equipment for authorised resellers located in Missouri, Kansas, Iowa, Nebraska and Southern Illinois.

Rangers Security Group is a trusted Canadian security company offering 24/7 live video monitoring, mobile patrols, and on-site guard services. They protect construction sites, businesses, and residential properties across Calgary, Alberta, British Columbia, and all over Canada. Their goal is simple—deliver reliable protection, prevent losses, and ensure complete peace of mind for every client.

Rantring provides a wide range of products and services in the field of security. The company offers solutions for the installation of certain security elements in business (video survey cameras, sensors, alarms) and the development of projects "turnkey" for more demanding security needs.

Rapid Action Security is a private security service in the United Kingdom, based in Leeds, committed to providing unrivalled commercial and residential security solutions. They are a reliable and trusted security solutions provider with a committed and reliable workforce.

Rapid Response Systems provides alarm systems, access control systems, CCTV, IT, network configuration & integration and cabling for both residential and commercial customers. They are based in Garland, Texas.

Rapid Security Solutions, LLC is a full-service security partner managing end-to-end security and asset protection solutions for commercial and residential clients through the use of state-of-the-art technology, proven security assessments and exceptional client service.

Founded in 1997 with an unrivalled commitment to quality service, Rapid Vigil Security was established to provide security solutions to the Nigerian security market. The company deals with sales and implementation of CCTV systems, access control systems, intruder alarm systems, fire alarm systems, etc.

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.

RapidOS Technology is a Taiwan-based leading provider of networking digital surveillance. Headquartered in Taipei, RapidOS presents high abilities in hardware designs, driver coding and software programming. RapidOS offers standalone DVRs, combo DVRs, personal surveillance as well as surveillance cameras.

Rapstan Engineering (Private) Limited is one of Zimbabwe's electronic security and electrical engineering solutions provider. Their core business is the installation, maintenance and repair of automatic gates, garage doors, traffic booms/barriers, alarms and access control systems, closed-circuit television (CCTV) systems, electric fencing, solar energy & electrical wiring.