Harris & Sandford Security specialise in the installation of effective home and commercial intruder alarms, closed circuit television, access control, fire alarms, personal emergency systems and much more. Located in Kent, the company's main objective has been to install and maintain high quality security installations. Harris & Sandford Security systems comply with the very latest European standards.

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

Haven Fire Security Consultants offers full industry package of scheme design, supply, installation, commissioning and maintenance of security systems such as Intruder Systems, Gas Extinguishing, Emergency Lighting, Nurse Call, CCTV, Fire Extinguishing and Water Detection systems etc. Located in Wiltshire, the company has grown from these firmly established roots to be the largest fire alarm service company in the South.

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.

Heliguy is a drone company based in UK that provides a one-stop-shop for commercial operators across a range of industry verticals, including public safety, mining, agriculture, construction, inspections and media.

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.

Heston Apex Ltd has specialised 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.

Hextronics performs rapid battery exchange with drones of all sizes. The company also engineers products that help facilitate autonomous functionality for the growing drone industry.

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.

HiSilicon is a renowned China-based IP surveillance systems and equipment provider with headquarters located in Shenzhen, China. The company provides surveillance cameras, mobile cams, display monitors and IoT devices for a wide range of applications.

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.

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.

HBS is a strategic business of Honeywell International that install and maintain the systems that help keep customer workplaces safe, secure, comfortable and cost-efficient. The company maintain and service critical building systems including building automation, security and life safety and energy management. Honeywell Building Solutions have more than 115 years experience building and optimising facilities.

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.

Hunter Communication Services is a leading system integrator within the United Kingdom. They offer a full range of services and systems including, access control, CCTV, intruder detection, intercoms, safety barriers/gates & turnstiles as well as the copper and fibre networks that all of this technology sits on.

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 specialises in the installation of CCTV, card access, burglary alarm systems both passive and active, and structured cabling.