Formed in 1968, Protec Fire Detection plc is the UK's largest privately owned fire detection & security company. Based in Lancashire, Protec Fire Detection plc offers totally integrated and highly effective solution specialising in fire detection, aspirating fire detection, emergency lighting, intruder detection, CCTV, access control and portable fire extinguishers, to name a few.

Protech provides military, government, and commercial users with perimeter intrusion sensors. Protech’s recent merger with Sorhea Technology gives utilities, airports, corrections and other sensitive site installations a new alternative in physical security providers. Protech now offers a complete portfolio of perimeter security intrusion detection systems.

Protect A/S has become one of the largest manufacturer of security fog protection in the world. PROTECT A/S manufactures fog cannons for burglary protection. Founded in 2001, the 100% Danish-owned Protect A/S has its headquarters and manufacturing facilities near the city Aarhus, Denmark. Most fog cannons are exported and sold in 50 countries. All PROTECT products are manufactured in accordance with the ISO 9001:2008 quality standards.

Specialising in the design, supply and installation of fire and intruder alarms, CCTV systems and access control systems in the Bournemouth, Poole and Christchurch area of Dorset, Protek Fire & Security is one of the few companies able to offer a complete security package with over 25 years of experience on board. No matter how big or small the job, Protek are able to help you with all your security requirements.

Protive Security & Surveillance provides security installation solutions catering to residential and commercial requirements. Certified by the SSAIB for all Electronic Security Systems, this company offers intruder and burglar alarms, IP CCTV systems, remote monitoring, fire alarm systems, and access control systems.

QinetiQ is a defence, aerospace, technology and security company. They deliver technology-based services and solutions, ground-breaking products and unrivalled research capabilities to solve some of the world’s most challenging problems. Their customers are major governmental organisations and commercial businesses across the globe. They work with NASA, Rolls-Royce, BAA, Boeing, Intel, RNLI, London Underground, the Armed Forces.

Quanergy is redefining physical security with real-time 3-D LiDAR solutions. Based in Silicon Valley, Quanergy’s revolutionary integrated LiDAR and perception software solution delivers intelligent proactive awareness for highly dynamic environments like critical infrastructure, smart cities, smart spaces and industrial automation. Quanergy’s mission is to ensure you see beyond current sensing limitations and experience the power of 3-D security

Quanika specialises in developing and implementing advanced systems integration projects in both corporate and government settings, delivering on the full promise of integration. Quanika creates powerful, off-the-shelf solutions for the most efficient management of security, fire, building controls and site-specific business systems and devices.

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.

Quicksafe.co.uk have supplied security systems to customers ranging for domestic home owners, professional security installers, businesses and government institutions. Based in Brighton, the company's clients include the UK ministry of Defense, British Aero Space, The Royal Marines, local health boards and major UK businesses. Quicksafe.co.uk specialise in Wireless GSM (Mobile phone compatible) and GPS security systems.

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.

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.

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.

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.

Rebellion Photonics is an innovative award-winning company that provides spectral imaging solutions. Rebellion is a platform provider of intelligent, automated, visual monitoring solutions that make the oil and gas industry safer, greener, and more profitable. The Gas Cloud Imager, Rebellion Photonics’ flagship product for the oil and gas industry, is the first real-time continuous gas leak imaging system providing full field detection capability

Region Security Guarding Limited provides range of security services delivered by a team of trained professionals. They are based in Wolverhampton, West Midlands but deliver their services nationwide. As one of the industry's leading security companies, they carry years of experience in the security sector.

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 recognised locations of high risk.

RFS Fire and Security design, install, and service high quality electronic Fire and Intruder Security Alarm Systems to Domestic and Commercial Clients. They also specialise in Access Control and CCTV equipment.