G4S Technology is a global market leader in providing fully integrated security solutions (including access control and video) protecting everything from small offices and schools to large multi-national organisations and high security Government facilities around the world.

GB Labs is a pioneer in Intelligent Media Storage, creating a shared storage ecosystem for the media industry. By understanding real-world industry problems, cutting-edge technologies have been developed for the unique "CORE" software that fulfils end users’ needs.

GC2 Associates are providers of integrated security solutions and factory acceptance testing.

Genie designs, develops, manufactures and supplys Biometric and Access Control systems, Network IP CCTV, HD Analogue CCTV, and a whole array of useful accessories associated with security systems. They are a British company, based in Stevenage, Hertfordshire.

Security Systems Installation Specialist. GK Alarms Ltd install and maintain burglar alarms, CCTV, card access and door entry systems for domestic and commercial clients. In 2009 they were awarded a certificate of Excellence by SSAIB for achieving ongoing high security system installation standard based on British standards.

Based in Slough, Global Security specialise in providing leading security system solutions for home and business. From simple intruder alarms to multi-building digital CCTV & Biometric access control systems, the company tailor security solutions to meet individual needs. Global Security installation engineers are companys staff and not sub-contracted in.

Gloucester Security Alarms (GSA) provide security solutions to properties throughout the South West, UK. They specialise in Intruder alarms, Fire alarms systems, CCTV, Access control and Emergency lighting.

GMC Security Services offers professional sevices including: servicing and repairs of existing cctv, alarms and video doorbells. Also offer installation of new, high quality CCTV systems, intruder alarms and video doorbells.

The Goldilock premise is that data and systems should not be physically connected to the Internet when not using them, but that they need to be available from anywhere, immediately. Goldilock's non-IP controlled Drawbridge technology applies the same principle and technology to network architecture.

Guard it camguards manufacture security cages for CCTV cameras, PIR Detectors, lighting, etc. They also make and supply cages of any size and colour required.

H264 Ltd designs, develops, builds and distributes the REVADER range of security products and systems.

Halifax Security has been making Yorkshire a safer place for over a quarter of a century, installing cutting-edge security technology and providing superior customer service in and around Halifax, Sowerby Bridge and the Calderdale area.

Hall & Kay Security Engineering is the UK’s largest fully accredited independent Integrated Security and Fire Suppression company with over 300 staff and 500+ approved subcontractors spread throughout the regions and across EMEA, offering advanced product technology, the highest standard of professional expertise and service to achieve engineering excellence every time.

Hanwha Vision Europe (formerly Hanwha Techwin Europe) has been leading the global video surveillance industry with world-class optical design, image processing and cybersecurity technologies for more than 30 years. As it broadens its business to become a global vision solution provider, Hanwha Vision will deliver more valuable and meaningful insights to customers by collecting key information and providing big data analytics.

Harbor Solutions delivers expert services to keep business-critical data protected. It takes care of customers' data protection needs and finds modern and adaptable ways to keep data secure and ensure continuous access to data. Its teams have experience in managing customers' data protection and together create solutions for businesses based on data requirements.

Herts CCTV Ltd is a UK based installer of CCTV, access control, alarms, automated gates, security lighting for industrial, commercial, and domestic purposes

HN Storey specialises in supplying & installing security systems and multimedia/audio visual equipment in both homes & businesses across the North East UK. They provide security systems, CCTVs, door entry systems, access control systems, IPTV and video surveillance systems for homes and corporate security applications.

HoneyMark Security is one of the UK's leading business and residential security solutions providers. HoneyMark covers everything from CCTV systems to intruder alarms, fire alarms and secure door entry systems.

Hunters Wholesalers is a security products distributor in the United Kingdom. The company offers a range of electronic security products from CCTV, intruder, and fire alarms etc. to trade, retail and industry (including public).