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.

RaySecur Inc. has developed breakthrough imaging technology, based on millimeter waves. Theur MailSecur systems provide real-time, 3D imaging to detect even the smallest threats – a vast improvement over traditional static 2D X-ray scanning.

RDS Electric Security and Communication Systems provides customers with the most reliable systems in burglar, video surveillance and access controls. With these systems customers will have complete control over their systems helping them customize and maintain a system with complete ease of use.

Real Green’s Service Assistant software streamlines any company’s day-to-day tasks and marketing activities, in order to give them more time to grow the business. Available on any device at any time, Service Assistant is the leading software solution for the green industry.

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.

Red Hound Software, Inc. is a privately held software development and consulting services company, founded in February 2011. Their focus is on developing systems that are both highly secure and highly usable. They also offer consulting to help secure systems.

Red Maple Technologies was founded with one goal in mind: to help organisations demystify all aspects of cybersecurity.

RedCloud, formerly known as PlaSec, is a revolutionary access control solution, engineered from the ground up by IT and security veterans to deliver a new standard in performance, integration and efficiency that can only be achieved through convergence.

Established in 1993, Redington has traversed an eventful and exciting journey to evolve from very humble beginnings into the company they are today. The incredible journey has seen them emerge from one brand, one product category, and one market into a US $7.7 billion distribution and supply chain solutions provider to over 245+ international brands in IT and Mobility spaces, serving 37 emerging markets.

Regatta Solutions Group is a boutique identity and access management integrator with extensive experience and a dedicated focus on the SailPoint Identity platform. Regatta’s identity security experts are trusted by the world's largest organisations to accelerate their SailPoint deployments and maximise ROI.

Founded in 2016, Regulus is based in Israel and backed by investors Sierra Ventures, Canaan Partners Israel, the Technion, F2 Capital, btov Partners and SPDG Ventures. Regulus Cyber is an alumnus of the prestigious “Drive” and “The Junction” accelerators in Israel, and Plug and Play in the US.

Reiknistofa bankanna (RB) is an IT service provider for Icelandic financial institutions. RB has developed the clearing and settlement system in Iceland and also a number of core banking solutions which are multi-tenant solutions used by most of the Icelandic banks. RB also operates an e-invoicing and e-payment system for corporates and consumers.

Reliance CCTV Monitoring services serve as a single source support for surveillance and security monitoring needs. CCTV Monitoring Systems in today's scenario changes technological advancements in the field of computers and communication have opened up a new world of CCTV remote surveillance and CCTV security solutions that protect people and property, reduce crime, and improve crime detection.

Founded in 2009, Reolink, an innovative pioneer in intelligent visual technology for the home, is committed to transforming home security through advanced, reliable, and user-centric solutions.

REPMS is a group of technically proficient professionals from all segments of the security industry: Distribution, Corporate End-user IT help desk, Project management, Systems Integrators, and Product design.

Reppublika is a pioneer SaaS company providing data-driven, automated tools and dashboard solutions for advertisers, publishers, media and market research agencies for data management, campaign measurement, reach and audience measurement. Reppublika is also the implementing institute for the digital online currency study in Austria and works with most media agencies in German-speaking countries.

Repsol are at the forefront of the energy sector to build the future of energy with innovation and sustainability. They are a multi-energy company that creates value in an integrated, diversified and sustainable way for the progress of society.

Resolver is a renowned software solutions firm that empowers businesses to respond effectively to regulatory and market shifts, to discover insights from security and risk incidents, and streamline risk operations throughout the organisation. Their intuitive and integrated risk software for enterprise organisations offers solutions for corporate security, risk & compliance, and information security teams.

Revealense enables the illumination of human business interactions, thereby generating growth, efficiency, diversity, and innovation for firms. Understanding human behaviour is at the core of meaningful partnerships, trust, and a culture of innovation because people drive a firm's success. Revealense provides a comprehensive and in-depth understanding of a person's mental and psychological state in each case, situation, and event.

REVTEC Revolution Technologies is a data and video surveillance provider for small, medium and large companies. Wireless solutions, telephone terminals, Microsoft solutions, electronic security and solutions for contact centers perimeter security solutions, Firewall, VPN, electronic security, video surveillance IP Access are some of the services that REVTEC provides.

RFI Communications & Security Systems is a diversified multi-systems integrator that has been designing, installing, servicing and monitoring, technology-driven security and fire/life safety solutions for over thirty years. Quality, value and innovation are the rock solid cornerstones of RFI.

RFID Sherpas are a team of retail consultants with expertise in store operations, process reengineering, change management, supply chain, solution architecture, procurement and project management. Their clients are retailers and global brands. They support projects in North America, Europe and beyond, with much of their work featuring an omni-channel component.

Richards was formed some 30 years ago, during which time they have steadily grown to become one of the leading independent specialist companies regarding CCTV . Richards CCTV design, supply, install and commission systems to exact customer requirements. They also provide mobile on-site engineers available on call-out 24hrs a day.

Riddletek Solutions is an Indian systems integrator for electronic security systems, biometric time attendance, physical access control, RFID security systems and customised solutions. Riddletek Solutions has its headquarters in Dehradun, India. In addition, the company offers customised video solutions for video surveillance, access control and burglar and fire alarm systems.

Rima Elektronik provides security products a variety of security systems solutions, such as IP camera software, wireless video transmission, plate recognition system, video storage, mobile solutions and network infrastructure.

Established in 2005, specifically to provide road network management solutions to local government, Ringway Jacobs unique blend of engineering capability, innovative ICT systems and customer care ensures state-of-the-art integrated systems delivered for a wide range of projects.

Riscure North America is an independent security laboratory founded in 2001. They specialise in evaluating and improving the security of products that are designed to operate securely in an environment where attackers might attempt access by either physical or logical means, often without the risk of being detected. Their work includes endpoint, communication protocols as well as back-end security.