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.

Hello Alert Inc. is an installation company located in Babylon. The company offers installation of CCTV cameras, access control, radio consoles, phones, ip consoles, etc.

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.

HSS is passionate about providing the best possible service and quality equipment. They specialise in installing all low voltage and safety equipment including: access control, security, telephone entry, fire, security cameras, DVR's, point-of-sale, telephone systems, music and sound, paging, cabling and networking.

High System Company provides integrated communication solutions for small to large enterprise customers in the competence security, CCTV & IP surveillance system, access control system, Time-Attendance solution, intrusion system, fire alarm system, public address system, metal detectors, EAS system, Audio-Visual intercom, and fire fighting system. The company also provides pre-sales training and consultancy services to organisations.

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.

Hik Technology Enterprise is an experienced distributor/reseller and professional team offering security products in the market from Samsung, Hikvision, Panasonic , Bosch, Dahua, Entrypass, MicroEngine, Mag Barrier Gate, D’nor Auto Gate, OAE Auto Gate, and Suprema, among others. The company also supplies professional security system & HD CCTV such as Network CCTV cameras.

HIP Global Co. Ltd. is a reputable manufacturer and distributor of the finger scan, RFID card, CCTV, hotel lock, car parking system, security alarm under the brand name of 'HIP' (Highest Ideas Products).

Hirschmann is the technology and market leader in industrial networking solutions. Hirschmann offers a complete, integrated structure for data communication throughput that truly protects their investment.

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.

Holmes Security Systems is a division of Holmes Electric, Inc., a 108-year-old company founded in Fayetteville, North Carolina. Since its start in 1967, the security systems division of the company has grown to become the area’s leader in security sales and central station monitoring. Holmes' installment services include CCTV, access control and burglar/fire alarms. It also offers monitoring and Connected Home services.

HOLOWITS is a global provider of intelligent Internet of Things (AIoT) products and solutions based on multi-dimensional awareness technologies and integrates a broad range of capabilities such as R&D, production, distribution, sales, and service capabilities. HOLOWITS is endowed with intelligent sensing technologies, a full-fledged industry chain, and powerful technical support capabilities.

Homaxi, a brand powered by Qualvision Technology, has been deeply rooted in the video surveillance industry for over a decade. Its relentless focus on technology innovation, including image algorithms, video storage, artificial intelligence, and cloud technology, allows it to deliver cutting-edge products and solutions to both home and business users.

Home Protection Centre installs, services and sells home and commercial camera & security systems. They are a diversified and innovative company dealing with custom security systems and monitoring. Since 1986, their reputation for quality and professionalism has been carefully built with thousands of successful installations.

Home Protection Plus offers over 15 years of experience with home security systems installations and monitoring. Many Canadian home owners have chosen Home Protection Plus to protect their homes and families. Their success includes strong affiliations and partnerships with industry leaders such as Honeywell® and CANASA (Canadian Alarm and Security Association).

Home Security Systems And Wireless Alarms is one of the leading home security installation companies that provides home security systems in Los Angeles and parts of the USA. They help protect a family and properties using the latest cutting-edge technologies.

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.

Homeland Safety Systems is a proud Louisiana company specialising in commercial and industrial electronics. The company specialises in digital remote viewing camera systems with internet connectivity throughout the world. Apartments, hospitals, schools, hotels, daycares and other large occupancy buildings benefit greatly from its digital technology. It also offers video conferencing, building access control and infrastructure wiring.

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.