GLOSTER MEP Ltd. provides highly complex engineering solutions, ensuring outstanding value for money, bringing expertise to every project from design to snag-free completion in building automation.

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

Golden Crown Security is the leading supplier of security services in Hull and have established strong direct links with the local community Police Force. The company is renowned for crime prevention, which has proven to be cost effective to its clients. It can provide a bespoke security service tailored to clients individual needs and requirements.

Grange Security Systems deals into installing various security systems including Burglar Alarms, Intruder Alarms, CCTV, Access Control, Fire Alarms and Integrated Security Systems. The company is equipped with totally comprehensive range of equipment and expertise, from the simplest to the most sophisticated installations. Located in Buckinghamshire, the company is a NACOSS GOLD approved installer.

Grosvenor has an outstanding reputation for the installation, maintenance, and servicing of a wide range of security systems such as CCTV, intruder alarms, and access control. Located in Wrexham, the company's installation engineers receive specialist training in the latest safety ensuring that all installation work is carried out with the greatest efficiency, to the highest standard, and with the least amount of disruption to residents.

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.

Guardian Security & Fire Ltd has been installing alarm, access control and CCTV systems in Kent since 1987. NACOSS Approved.

Guardright supplies comprehensive, professional and accountable security services. The company provides an extensive range of high quality security guard services such as mobile patrols, keyholding and alarm response services, manned guarding, industrial security guards and event stewarding.

The Gunnebo Security Group is a provider of security products, services and solutions including cash handling, safes & vaults, entrance control, electronic security, access control, service & maintenance.

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

H&A has a diverse and knowledgeable management team with years of experience in security, event and financial industries. Combined we have over 40 years knowledge within all sectors of the security industry. H&A Protection Services staff undergo regular personal and professional development to ensure their knowledge progression through such courses as University, Leadership Schemes and Upskilling.

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.

Founded in 1982, Harrison Locks offers alarm, access control and master key systems. Harrison Locks supply and fit a range of Codelocks Paxton keypads and keyfob systems. The company's access system is Corkey, which is a global access system and Harrison Locks are one of Corkey’s main 4 UK dealers.

Harvey Group’s core business is the design, development, installation, commissioning and maintenance of Mechanical and Electrical Building Services. Harvey Group provides servicing and maintenance for; Intruder alarm systems, Alarm monitoring, CCTV systems, Door access system, Roller shutter doors, barriers, fire alarm systems and much more.

Established in 2011, HD Integrated Systems is based Sutton, Surrey. The company offers clients comprehensive electronic security solutions incorporating state-of-the-art CCTV, access control, intruder and perimeter Detection systems.

Helimedia is a specialist delivering Intelligence, Surveillance and Reconnaissance (ISR) equipment and consultancy in the military, public safety and security sectors. The company focuses on airborne surveillance and microwave communications systems as well as other core technologies such as Automatic Number Plate Recognition (ANPR), biometrics and mobile data applications for PDA’s.

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

HESIS are specialists in the design, installation, commissioning, maintenance, and emergency response for all types of life safety and security systems across the United Kingdom. HESIS are market leaders across all business sectors, and have an enviable and proven record which is delivered by a professional business team who fully support all clients by providing the very best levels of service possible.

Heston Apex Europe Ltd. have installed a wide range of systems ranging in complexity from a single camera to multiplexed systems with digital recording. The company have installed systems throughout Europe, linking CCTV back to Control Rooms in the UK. Heston Apex Europe installs fire protection, IP CCTV, physical security, and access control etc. The company also provide maintenance service which can be tailored to meet individual client needs.

Highgrade Fire & Security is a service provider company. The company installs, maintains, services as well as upgrades existing security systems. Highgrade Fire & Security offers wide range of products including fire alarms, intruder alarms, CCTV, access control, emergency lights, networking solutions, fire extinguishers, etc. from leading manufacturers like Pelco, Axis, Hikvision, Bosch, Kentec, Honeywell, Hochiki, Texecom, & more.

HomeStar Security aim to provide excellent home and Business security across Kent and East Sussex. Their Intruder alarms and CCTV systems have been designed using the latest products in security technology.

Homewatch has been installing home security systems since 1993. They are the specialists in Burglar alarms, CCTV & 24 Hour Monitoring, Fire Alarms, Security Lighting, Security Gates and Barriers, Emergency Lighting, Access Control Repairs, and Maintenance.

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.