Haven Security Ltd. designs, installs, update and maintain various security systems for commercial and domestic application. The company is a member of the National Security Inspectorate. Located in East Sussex, Haven Security Ltd. have over 25 years' experience in installing burglar alarms, remote monitoring, access control systems, and fire alarms etc.

Based in Stanford-le-Hope, Hawkwell Alarms work throughout Essex and London, providing homeowners and commercial businesses with the very best in alarm and security system installations. The company's extensive range of alarm system services includes Wireless alarm systems, CCTV, System monitoring, access control, fire detection, and security lighting. Hawkwell Alarms have achieved accreditation from NSI NACOSS Gold Approved.

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 Ltd has specialized in the design, supply, installation and maintenance of fire detection, extinguishing systems, intruder alarms, CCTV, door entry, access control, asset tagging, audio visual systems, nurse & warden call systems and related support services. The company is NSI Gold Approved for the installation of intruder alarms for both commercial customers and consulting engineers.

Hewes Security is a privately owned company that installs security systems for the corporate, small business and domestic environments and are approved by the National Security Inspectorate. The company's security services includes products like intruder alarms, fire security, CCTV, physical security etc. Located in Essex, Hewes Security maintains their high standards to this day.

Vacant properties can be vulnerable to all kinds of unwanted attention, from mindless vandalism to illegal occupation, and might be unoccupied for any number of reasons. HG Security Ltd's unique on-site security solution will protect property and save the potential cost of remedial works by deterring any unwanted visitors. Their system is proven and effective, guarding properties all over the UK since 1992.

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.

Hochiki Corporation undertakes design, manufacture, installation and maintenance of fire alarm systems and produces in excess of 3 million units per year. An international market leader in the manufacture of fire protection products Hochiki Corporation also produces fire extinguishing, security and cable television systems. The Company employs some 1,300 people, has 3 manufacturing plants, 35 sales offices and 13 subsidiaries in Japan.

Hoffman Security plc is now a part of MRFS Group that offers consultation, design, supply, installation and maintenance for Audio Visual, Fire & Security Systems within the residential, commercial and industrial sectors. Located in Surrey, the company focus on its Customers whilst providing first class integrated Audio Visual, Fire and Security solutions. Hoffman Security plc are NSI Gold installers and also are BAFE certified.

Holman Security Systems installs and maintains various security systems including Burglar Alarms, Intruder Alarms, CCTV, Access Control, Fire Alarms and Integrated Security Systems. The company provides comprehensive range of equipment and expertise, from the simplest to the most sophisticated installations. Holman Security Systems is based in various location such as Leicestershire, Warwickshire, West Midlands, and Herefordshire etc.

Home Star Security installs and maintains burglar alarms, CCTV and fire systems. Home Star can maintain existing systems, installations of new systems of all standards.

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.

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.

HSK Developments work with approved Alarm and home security engineers and have been installing Intruder Alarms, Burglar Alarms, Fire alarms, CCTV Security and Access Control security systems in in the Plymouth area for over twelve years. We provide full security systems for all types of domestic and commercial properties in Plymouth.

HT Alarms is now a part of MES Systems Ltd that provides high quality installations and maintenance of security products such as access control, CCTV, and intruder alarms etc. The company is SSAIB approved company and meets the relevant British & European standards for Fire & Security Systems. Based in Nuneaton, MES Systems Ltd has become a market leading force in electronic security.

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).

Hyde-AV is an audio and visual company based in the south east England. With dedicated team of audio visual installers, Hyde AV caters to the general public, private and commercial premises. The company offers services for CCTV, security alarms, door entry systems, audiovisual, home automation, PA systems, structured cabling and more.

I See You Security specializes in the installation of CCTV, card access, burglary alarm systems both passive and active, and structured cabling.

i-Systems Limited is a Gloucestershire-based independent IT, telecommunications and electrical service provider serving the UK and Europe. i-Systems is also involved in fire-alarm installations including design and build to the latest building regulations and maintenance visits and breakdowns & security installations-including CCTV, access and intruder installations with qualified engineers in all areas.

I.C. Service and Maintenance Ltd. has built an enviable reputation for customized design and installation of quality fire detection and suppression, security, CCTV and Controlled Access solutions. The company includes a strong management team and highly expert bank of engineers who adheres to all the relevant industry standards. I.C. Service and Maintenance Ltd covers across the UK.

I.D.E.S. install, monitor and maintain electrical installations and intruder alarm systems to homes and businesses throughout Scotland. The company operates to the highest standards and overseen by the industry regulator NSI. I.D.E.S. has grown over the years, and now use its electrical expertise to make homes and businesses work harder for the people.

IBS Security Solutions Ltd. design and install commercial and residential CCTV, Access Control and Integrated Systems to suit its customer’s requirements. The companys installations are to “NSI” Systems Silver standard and a certificate of compliance is issued on completion of each installation. Located in Tyne & Wear, IBS Security Solutions provides a system tailored to the clients individual requirements.

Ibwest Security Services Ltd. are the largest independent security company operating throughout Grimsby, Scunthorpe, Lincoln, Hull and the surrounding areas. The company provides services such as retail security, manned guarding, building security, vehicle patrols, alarm response and event security. Ibwest Security provides a tailored security service that will meet all of your individual needs.

Established in 1987, ICTS (UK) Ltd is one of the largest private security companies in the UK. With principle office in London and additional operational centres throughout the UK, the company is able to offer a national cover and a comprehensive range of security services. ICTS UK specialises in the provision of security services to airports, airlines, corporate and pubic sector clients.