Baes in Germany, R-Kom GmbH & Co. KG offers customised and innovative telecom solutions. As a midsize company, R-Kom GmbH & Co. KG offers quick decision-making competence and personal counseling.

R.G.A. offers complete consulting services for both commercial and residential clients throughout the U.S. The company specialises in services for Absentee Owners, Builders & Contractors, Apartment Managers and Homeowners nationwide. R.G.A. Security provides quality intrusion, fire, leak detection, carbon monoxide detection & 24/7 monitoring solutions.

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.

RAA provides high-end 24/7 local monitoring and quality equipment to over 18,000 South Australian homes. RAA is known for providing 4G wireless monitored systems for residential complexes and smart homes. They also provide CCTV security systems, keychain remote controls, wireless repeaters, smoke detectors, door and window sensors.

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.

RACOM specialises in phone systems, pagers, radios and voice recorders to warning lights and sirens, CCTV. Use of video is on the rise throughout the public and private sectors and has a variety of uses for security, monitoring and surveillance. RACOM security systems helps safeguards schools, hospitals, tower sites and government buildings.

Racomtel Communications is a leading embedded traffic and security surveillance solution provider. Racomtel has a long lasting and rich experience in speed monitoring. The company has installed 45,000 cameras delivered to more than 60 countries. Racomtel also deliver Live streaming Video from any where in Accra(Ghana) to United States of America in Washington DC metropolitan area.

Radar Security offers the highest quality of integrated security systems on the market today. They provide outstanding service to customers and assist them in achieving their goals.

Radclyffe Global Security (RGS) is a security systems installer in Dubai. The company provides IP systems, integrated security, access control, active number plate recognition, intruder detection, perimeter detection, thermal imaging, network infrastructure, command and control, security management systems, digital signage and audio visual systems installations for shopping centres, hospitality, oil/gas and communications etc.

Radiant Security is an autonomous SecOps platform that automates security operations using machine learning and AI to triage and investigate incidents with consistency, accuracy, and scale only achievable via software. Deployed in minutes via API, Radiant Security provides rapid time to value and immediately reduces analyst workloads by as much as 95%.

Radio Comm Security Solutions is one of the fastest growing company in the field of providing wireless (Trunking Radios) and security related products such as Motorola Hand Held Set, Base Mobile, Repeater, CCTV cameras, vehicle tracking systems, door frame metal detector, X-ray scanner, night vision devices and search lights etc.

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.

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.

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.

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 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.

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.

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.

RaviRaj Technologies provide biometrics security products integrate fingerprint, face, iris, voice, and signature recognition. Their biometric devices and biometrics software products include fingerprint time & attendance, fingerprint access control systems, USB fingerprint scanners, biometric computer logon, mobile fingerprint scanner, iris access control system.

RayCom Technologies Limited (RCT), an ICT company incorporated in Ghana. The company provides VOIP solutions, network security, hospitality technology, pbx installations, wired and wireless network and computer/telephone integration etc.

RayLED sells online a complete range of infra-red and white-light LED illuminators for CCTV and safety critical applications. RayLED aims to improve the safety of any sensible areas at night by improving the performance of CCTV systems under darkness. The company provides a large range of LED illuminators to create a safer global environment whether used in combination with surveillance cameras, for deterrence or as general area lighting.

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.