Global Secure Accreditation (GSA) manages and maintains an independent global standard for hotel security. The standard has been established and maintained by vastly experienced senior police officers, counter terrorism experts, military and international security experts.

The Global Signal Exchange (GSE) is a collaborative initiative between the DNS Research Federation (DNSRF), Google, and the Global Anti-Scam Alliance (GASA) dedicated to combating online scams, fraud, and abuse. By facilitating the sharing and analysis of threat intelligence, the GSE aims to create a safer and more secure online environment for users worldwide.

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

GME Springs are manufacturers of Parabolic and Multileaf suspension springs to suit virtually any commercial vehicle, including bus, light commercial and 4x4 vehicles on the road. They are probably the biggest supplier and manufacturers of suspension springs in the United Kingdom.

The Goldilock premise is that data and systems should not be physically connected to the Internet when not using them, but that they need to be available from anywhere, immediately. Goldilock's non-IP controlled Drawbridge technology applies the same principle and technology to network architecture.

Green Power Solutions provides AI-driven remote monitoring software for CCTV towers, security assets and off-grid power systems. Their 3MS platform delivers real-time asset insights, predictive maintenance and energy optimisation, helping businesses improve uptime, reduce downtime, and enhance operational efficiency.

Grove unlocks business success by defending its customers with the most advanced cybersecurity solutions in the marketplace. With a focus on next-generation cybersecurity AI & ML, they are always evaluating new and evolving techniques to keep improving how they help customers defend their digital assets and brands.

GTMaritime specialise in providing solutions and services that help ensure vessel compliance and business operability 365 days a year, as well as keeping crew in touch with friends and family whilst at sea. All of this is backed up by a market-pioneering infrastructure and unrivalled 24-hour customer support, every day of the year.

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.

Halo's cutting-edge technologies are leading the world of public safety with a new wave of solutions for incident, task & staff management. Combining innovative and multi-award winning technology - The Halo System with training, consultancy and support from industry experts with experience in high level police command and counter-terror.

Hanwha Vision Europe (formerly Hanwha Techwin Europe) has been leading the global video surveillance industry with world-class optical design, image processing and cybersecurity technologies for more than 30 years. As it broadens its business to become a global vision solution provider, Hanwha Vision will deliver more valuable and meaningful insights to customers by collecting key information and providing big data analytics.

Harbor Solutions delivers expert services to keep business-critical data protected. It takes care of customers' data protection needs and finds modern and adaptable ways to keep data secure and ensure continuous access to data. Its teams have experience in managing customers' data protection and together create solutions for businesses based on data requirements.

Harper Security Systems has a long-standing reputation as master craftsmen with experience in all types of security systems. Their specialised team undertakes work where they are needed.

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

HB Litherland are UK wholesale & trade electronics suppliers and distributors based in Blackpool, supplying AV, CCTV, Pro Audio & PA, & LED, LCD.

Heason Technology is a UK based renowned supplier of Motion Control Products and Positioning Systems. They are also systems integrator and manufacturer of precision servo electric actuators, positioning systems and motion control solutions.

HellermannTyton are one of the leading suppliers of products for fastening, fixing, identifying and protecting cables and their connecting components. From manufacturing through to delivery, the company meets the highest standards of quality driven by a quality management system that HellermannTyton implements throughout all of the production processes. The company offers cable ties & fixings, insulation products, cable protection systems, etc.

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

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.

Hiatt Hardware is a pioneering distributor of DIY hardware products for the UK and European markets. Hiatt Hardware operates from a DC location in Birmingham. Hiatt Hardware aims to open up a trading channel to the consumer market with a limited range of Door Handles, Hat and Coat Hook Rails, and Cabinet Knobs and Handles.

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.

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.

HomeSeer Technologies, LLC is a provider of home control systems based in Bedford New Hampshire. Its software and hardware controllers give users the ability to integrate and automate everything in their homes, including lights, appliances, thermostats, door locks, security systems, audio/video, and media content. HomeSeer systems are IP enabled, allowing users remote access from anywhere in the world.

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.

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.

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.