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.

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.

Highway Care Security is a renowned global manufacturer and installer of Hostile Vehicle Mitigation (HVM) barriers, perimeter security fencing, and protection products. The company’s clientele includes major airports, major bank cash handling facilities, government departments and special events.

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 Secure operate a specialist trade counter just outside Liverpool City Centre. Alongside their trade counter, they also cater for a range of repairs and security upgrades. The company stocks by far the most extensive range of uPVC spare parts, accessories and locks for uPVC windows and doors in the Merseyside area.

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.

Houndstooth Wireless was formed by three engineers with over 60 years combined experience in software, hardware and defence systems. They create counter-drone technology designed to reduce overall risk associated with drone incursions at your facilities and events. Their purpose is to make counter-drone capability straightforward, accessible and commercially viable - similar to CCTV and other perimeter security devices.

HS Security is a prestigious group of companies specialising in highly advanced physical security solutions. This includes products for temporary and permanent security in both urban and industrial environments. HS Security delivers the most cutting-edge, effective and holistic security solutions for facility and site security applications.

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.

Globally renowned cyber security solutions firm, Human Firewall provides information security, anti-phishing, phishing simulation, security awareness, SOAR, email security and firewall safety solutions for global organisations. They also offer security, cyber security and anti-hacking training services.

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.

The Hyfire range of products is the most technically advanced and innovative hybrid fire solution available in the UK and the growing worldwide market. The Hyfire wireless fire alarm and detection solution is extremely popular because it can be used in a multitude of sectors where minimum disruption is required.

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

I.C. Service and Maintenance Ltd. has built an enviable reputation for customised 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.