Radio Physics has spent several years inventing and augmenting millimetre wave radar technology to effectively and accurately detect concealed threats at distances up to 30 metres. In doing so, Radio Physics has become the world leader in standoff concealed threat detection, reliably detecting PBIED's (bomb vests), Assault Rifles, Machine Pistols and large bladed weapons.

Radiocoms Systems Ltd offer their customers a total communication system: specialist teams that combine a wealth of engineering knowledge and unwavering support to deliver a powerful tool that addresses varied businesses challenges, boosts efficiency and enhances the overall safety practices.

Raidiam provides modern, flexible, IAM solution which helps organization 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.

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.

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.

RandomStorm is based on over 30 years combined professional experience in IT security technology. The company offers a comprehensive range of scanning, monitoring, alerting and remediation consultancy services exclusively through its network of specialist security partners. Based in the UK the company has developed a range of on demand scanning services to meet the security requirements for any size organization.

Ranger Fire & Security delivers consistent world-class Fire & Security services through a one-stop integrated in-house platform across the UK.

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.

Ravelin provides sophisticated technology and dedicated support to help online businesses prevent advanced fraud threats and accept payments confidently.

Raven Security Solutions Ltd offer all kinds of security services tailored to your companies individual needs to protect your staff premise and stock.

RAW Fire has a crew of skilled technicians who can design, supply, install, commission, maintain and monitor fire and security systems for customers, ranging from independent schools and commercial/industrial businesses through to the public sector.

REACT offers leading solutions for wired and wireless data networks, server and storage virtualisation, disaster recovery, secure digital archiving, application acceleration and delivery. Apart from these, they also offer solutions for thin clients, virtual desktops, remote access, network and user security, IP and fibre infrastructure, voice over IP, RFID, real time location service and much more.

Recipero was founded in 2000 by a group of UK-based entrepreneurs. The company's focus has been on the creation of the Recipero Crime Reduction Ecosystem which is made up of a suite of powerful data gathering and intelligence solutions, which contribute to millions of global decision making processes and transactions everyday. Reciperio serves law enforcement, wireless carriers, insurers, recyclers, retailers and consumers.

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

Redcare is a market-leading specialist in secure, monitored communications services, which help customers to benefit from automated, intelligent decisions and responses. With over 25 years of experience, Redcare is recognized as having a world leading platform for connecting, controlling and managing data, serving some of the largest organizations in the world.

Redscan is an award-winning provider of managed security services, specialising in Managed Detection and Response, Penetration Testing and Red Teaming. Possessing a deep knowledge of offensive security, Redscan’s experts are among the most qualified in the industry, working as an extension of clients’ in-house resources to expose and address vulnerabilities plus swiftly identify, contain and shut down breaches.

Redtree represents semiconductor manufacturers and aim to provide its customers with market-defining, innovative and reliable solutions. Their focus is on synergistic technologies that allow them to provide one stop solutions to customer needs.

Redweb Technologies is the leading provider of advanced Forensic Tagging (intruder, offender and assets) and GPS Tracking security solutions. solutions include: GPS tracking devices and advanced molecular tagging technology, a unique identifier substance that provides irrefutable evidence linking criminals to crime scenes.

Regency Security has grown to become one of the premier national security consultant companies in the UK providing a complete range of security services to an ever changing marketplace. Some of its services include, door supervision, close protection, event security & stewarding, guarding, mobile patrols, key holding, alarm response and tailor-led training courses from accredited training company.

Regent Samsic is an established provider of cleaning and security services to commercial and public sector environments in the UK. As part of the Samsic Group, Regent Samsic benefits from the experience and support of one of Europe’s largest environmental service providers. With more than 54000 employees, almost 230 locations and more than 20000 clients, Samsic is acknowledged and respected for the quality of its service professionalism.

Reliance acsn Ltd delivers vendor-independent IT security infrastructure services to global brands. With 14 years’ experience as specialists in IT security management, the company is focussed on providing trusted 24/7 cyber protection, and empower businesses to comprehensively defend their people, property and data against cyber security threats.

Operating from Scotland, Remcam is a leading provider of remotely monitored security & safety solutions, focused on providing an unrivaled customer service experience for MOBOTIX installers. Utilizing the RemoteGUARD monitoring platform, the Remcam solution integrates seamlessly with the advanced functionality provided by the MOBOTIX product offering. Remcam's SIA approved operators also offer asset tracking, personnel tracking solutions, etc.

RenRoc was formed in 2018 to provide solutions to the end-user market they quickly gained a reputation for delivering on time and on budget. This was then followed by entry into the world of sub-contracting to electrical contractors where they have maintained their reputation evidenced by repeat business from a growing number of clients both trade and end user.

Reset Certification Scheme is a competence-verification scheme that saves time and resources in the process of admitting third-party contractors onto any site, ensuring compliance with HSE and CDM obligations. Reset is the quick and simple way to provide proof that employees are fully competent and qualified to work on site, in compliance with HSE and CDM regulations.

Retail Secure provides affordable cyber security and PCI compliance solution. They have been in the payments and communications industry for more than 25 years and have an experience in providing managed network solutions for many clients, ranging from telecommunications companies to banks. Their ambition is to provide simple, cost-effective security solutions to SMBs while ensuring all clients achieve both PCI DSS.

Retainagroup is a market leading supplier of security marking and registration systems for deterring theft of vehicles and other valuable assets, aiding recovery, helping to identify criminals and combating fraudulent activity such as cloning. The company has tailored unique security system to suit customers' specific requirements in Europe and other parts of the world.

Revader Security is the UK's specialist provider of mobile CCTV solutions to industry, police & government. They design and manufacture high specification redeployable cameras & mobile CCTV towers for discerning customers including police, local authorities, government, military, construction, commercial and industrial organizations.

Reveal Media designs and supplies Body Worn Camera products for the police and other security services. These are compact video cameras worn on the chest, which record audio and video at the touch of a button.

Revector™ is a provider of mobile revenue, fraud and security investigations services, whose core focus is to recover lost revenue for mobile operators, by investigating, detecting, and eliminating fraud on their networks. Its recent acquisition allows Revector™ to design, build, install and maintain self-contained monitoring networks to help protect airports, all types of passenger terminals, and other recognized locations of high risk.

RFC Security Group is continuing its expansion across the UK market. They provide multi-sector Security and Cleaning services across the United Kingdom. Their team of industry-pioneer experts and specialised teams are on hand to support the customers, providing the full range of RFC Security Group security and cleaning services. They are now located in Belfast, London and LIverpool.