The Door & Hardware Federation represents all the key manufacturers and installers of industrial, commercial, pedestrian and garage doors and powered gates, as well as manufacturers of locks, building hardware and architectural ironmongery.

The Hague Security Delta (HSD) is the largest security cluster in Europe. In this Dutch cluster, with important regional hubs in The Hague, Twente, and Brabant, businesses, governments, and knowledge institutions work together on innovations and knowledge in the field of cyber security, national and urban security, protection of critical infrastructure, and forensics.

The Hemming Group is a business-to-business publisher and event organiser. For more than 100 years they have produced high quality magazines, directories, exhibitions and conferences, serving a diverse range of domestic and international markets.

The Imaging Source Europe GmbH is the manufacturer of industrial cameras, frame grabbers and video converters for production automation, quality assurance, logistics, medicine, science, security and traffic surveillance. The company manufactures a range of cameras with USB 3.0, USB 2.0, GigE, FireWire 800 and FireWire 400 interfaces.

The Keyholding Company is one of the leading independent key holding and alarm response company in the UK. Some of its security services include alarm response, mobile patrols, locks and unlocks, temporary static guarding. The Keyholding Company can provide patrols of a property, at random or pre-arranged times, to act as a visible deterrent to any would-be troublemakers.

The Little Safe Company is a leading UK supplier of all type of safes. A quality safe can ensure your valuables are safe under any circumstances.

The Lock Centre Security has been providing all types of security for governmental, commercial and domestic customers since 1985. The company has installed locks at current British and European legislation and are enhanced by a 24 hour monitoring and emergency service support.

Mojo Barriers are an international supplier of aluminium stage barrier systems, with offices in the Netherlands, the US, the UK and Australia. They offer a range of products and services suitable for ensuring safety at live events such as festivals, tours, and corporate and sporting events. Mojo Barriers work with clients to design and implement customised barrier configurations and layouts that are best suited to the event's requirements.

Premier Keyholding are dedicated keyholding and alarm response specialists based in London, operating to BS7984 Keyholding standards and ACPO guidelines. Beyond keyholding and alarm response, Premier Keyholding's services include: mobile patrols, locks & unlocks, static guarding, emergency repair work in the event of break-in or damage, lone worker security & security procedures training for staff.

The Real Smart Card Company supplies everything that is related to smart cards, including blank and bespoke printed smart cards. The company supplies genuine and secure access products from the leading access control brand manufacturers, such as NXP MIFARE, DESFIre along with HID, PAC, Paxton, TDSi, Cotag and Kantech, ACT, Infineon, Salto Systems, Keri Systems, EM Micro Electronics, Fudan, Bewator and many more.

The Secure Identity Alliance is committed to helping public bodies across the world deliver eGovernment services to citizens through the widespread adoption of secure eDocument technologies.

The Services Group is a facilities management company specialising in four sectors: security, cleaning, hotel housekeeping and recruitment. It is an Approved SIA Contractor for the provision of Security Guarding & Keyholding Services which makes it a great Security Company to work with. The Services Group is offering FREE keyholding services in Birmingham for clients that sign up for any other service.

The Shield Group is the UK’s largest independent Total Security Solutions (TSS) company offering a wide range of self-delivered security services nationally. The company delivers secure and safe environments for all its customers, individuals, assets, properties and venues with a robust, risk-based and tailored comprehensive security solution. The Shield Group is wholly owned by India’s leading and largest security conglomerate TOPSGRUP.

The TCCA (TETRA and Critical Communications Association), was established in December 1994. TCCA represents more than 160 organisations from all continents of the world, bringing together all those with an interest in the provision of wireless communications in a mission critical or business critical environment.

The TRUSTED CCTV Improvement Project was started back in 2007, and has since been involved in the development of various documents and materials to help CCTV Operators improve management and operation of their security camera systems.

The Watch Security has been providing static guards, mobile patrols and alarm response/key holding for both retail and industrial companies. The Watch Security have been operating since 2008 and offers key holding, rapid response, patrol guards and other security and safety measures in a number of business and local authority venues. Watch Security is a specialist integrator of CCTV, access control & intruder detection systems.

Watford Keyholding is a dedicated Keyholding, alarm response and mobile patrols company operating exclusively in the Watford area. Watford are available 24 hours a day, 365 days a year to make sure that premises are fully protected and that they can deal with any call immediately.

The Westgrove Group's award winning Cleaning, Security and Dual service are the Group's core service offerings. Industry leading senior management team with unparalleled levels of staff continuity and contract retention

Thermoteknix Systems Ltd delivers innovative technology in infrared (IR) imaging and thermal measurement based hardware, systems and software application products throughout the world.

Thiem Security Solutions GmbH was founded in Schkeuditz in 1990 and has been managed since then. From a metal construction for windows, doors and facades, they developed into a specialist for the protection of buildings and real estate. Their services range from research and development to project planning right through to production, logistics and worldwide assembly.

Thinking Space are specialists in control room design and have extensive experience in manufacturing and supplying ergonomic control room furniture in the CCTV sector, both in the UK and worldwide, particularly in CCTV control rooms, Concierge suites, Alarm receiving centres, Command and control suites.

Third Eye Installation Systems Limited is North London security company working with both domestic and commercial clients. The company designs and installs all types of security systems including CCTV, intruder alarms and access control. From intruder alarms to CCTV and door entry security systems, its IP camera systems can be viewed from anywhere in the world via phone, laptop or PC.

Third Millennium is a manufacturer of advanced access control readers, with a product line that includes anti-ligature card and keypad-entry readers, designed specifically for mental health facilities and secure containment environments. They provide advanced access control readers to a wide range of organisations and businesses in both the UK and overseas.

Thomas Locksmiths provides locksmith services range from basic non-destructive gaining entry to cars, safes and houses through to more sophisticated access control, CCTV and door phone entry systems. Based in Brighton and Sussex, the company service and maintain a large range of systems and offer very competitive service contracts. Thomas Locksmiths client list boasts schools, colleges, police, housing associations and hospitals.

Based in France, Thomson Video Networks is a global leader in advanced video compression solutions that provides a premium viewing experience across all networks, to all devices. The company's customers are able to leverage emerging technologies for the efficient delivery of new video services. Thomson Video Networks supply every need, from hybrid multiformat compression systems to contribution links for content exchange networks.

Thorcom Systems is a designer and manufacturer of real-time dispatch, vehicle location, and status messaging solutions for field workers in business-critical and mission-critical environments including the emergency services, public transport and utilities sectors world-wide. It supplies a wide range of hardware and software products, from individual mobile devices through to complete turn-key solutions.

Thorndon Security and Electrical Service was formed in 1982 and has been successfully operating since then. The company offers extensive range of security systems in Chelmsford, Essex. Thorndon Security and Electrical Service offers its services in the South East of England covering London and all the Home Counties.

TI Security was founded in 1969 and since, has succeed in becoming one of the market leaders in electronic security systems. The company's main office is located in Leeds, and hence can reach out customers throughout the UK.

Tidomat develops safety and timing systems. The security products TIDOMAT PW32 and TIDOMAT smartONE and time system TIDOMAT Portal is suitable for both small and large businesses. The products are tailored to each company's needs. Tidomat was founded in 1981 and has since been at the forefront of the development of safety and timing systems.

TIL TECHNOLOGIES designs, manufactures and markets electronic security systems for building control: access control, intrusion detection, video surveillance and technical control.