STS: System Technology Services is a company specialized in the study of projects concerning the installation of surveillance systems and computer networks and security systems and work shift surveillance. The company provides system protection and control of a digital TV Digital CCTV that is based on a sophisticated computer system.

T2 Security install IP CCTV systems across the UK. The company offers a range of systems for commercial and residential clients. It has bases of operation in the South East, the Midlands and the North of England.

Tac-i Technology Pte Ltd. is a security consultant firm. It offers security solutions to businesses and end-users.

Tacticaware (Accur8vision) is a renowned provider of expanded perimetric security systems. Unlike conventional systems that typically only guard perimeters, A8V guards the entire area of a patrolled space. If the intruder enters the guarded area, the system is notified. The operator will have information based on the exact location, size, and speed of the intruder. Even the trajectory of his movements will be known.

For over 50 years, Tapeswitch Corp. has manufactured safety, sensing, and signaling switch products and systems solutions into a global marketplace, working with all security professionals, end users, installers, and alarm OEMs to integrate safety, sensing, and signaling switches into their security systems. Pressure sensitive switches, touch pads, safety mats, sensing edges, sensing bumpers and perimeter security light curtains products.

Taskforce Security Services is a leading provider of a wide range of security services to companies throughout Ireland, with offices in Dublin and Galway.

Taybar Security are a major SIA-approved contractor with over 25 years’ experience in the security sector, who provide a wide range of security services throughout the United Kingdom (UK). They strive to deliver reliability, professionalism, and quality with everything they do, with a range of services covering everything from manned patrols to alarm responses, guarding, and event security.

TB SECURITY CO., LIMITED was established in 2008. TBS has a team of R&D staff; production integrated testing equipments, market specialists and after-sale service department. TBS specialises in biometric products, card access control, card reader, parking barriers, turnstiles, card/locks and some other related security products.

TCP Security Solutions provide the latest barrier technology in perimeter security for temporary and permanent applications. The company offers products such as SecureGuard anti-vehicle barriers, Rapidly Deployable Fencing System (RDS), Bollards, and SecureGuard Pedestrian Portal.

TDK is a high-service retailer of technology products, services, and solutions their feature hand-picked daily deals with low prices on top electronic products, Networking Equipment, Security Equipment, POS equipment, video games, computer software, and more.

As a licensed and insured alarm and security systems contractor, Technik Enterprises specialises in access control and systems integration. Licensed by the State of Texas Department of Public Safety, Technik has the combined knowledge and experience of 30 years in the security and IT industries for all aspects of security systems, telecommunications, phone / VoIP, LAN Cat-5, Internet, surveillance, intrusion detection and access control systems.

Techno Crate is a leading supplier of security cameras, surveillance cameras, Digital video recorders, security camera systems, CCTV equipments, access Controller and Time Attendance Device, Proximity Device, Fingerprint device And Face detect device, Fire alarm system,all kinds of fire and security related technological products.

Technoline is a Jeddah based system integration company providing solutions on physical security such as CCTV, door access control, Speedstiles/tripod t, anti-Shop lifting etc. The company also offers biometric systems, such as 3D facial recognition terminal, fingerprint identification doorlock and portable time attendance registration terminals.

Technological Solutions is a dynamic growing telecommunications company based in the State of Kuwait.

Techsense Security Ltd is a proudly African electronic security company on a mission to make world-class security accessible and affordable. From smart home alarms to enterprise-grade access control, they provide end-to-end security solutions tailored to the African market.

Teclogsys Logitech Techno Systems Pvt Ltd is a company formed by technocrats with significant quantum of cumulative experience in the field of building automation, security, fire protection solutions, HVAC and electrical works. The company was started with a vision to offer the customers the best of technology, products and services in the field – thereby ensuring the efficiency, security and business continuity to our customers.

Based in Rotherham, TecSecure Solutions provides organisations with the highest level of service in the industry. TecSecure Solutions is an independent specialist providing a broad range of stand-alone and integrated technology solutions for security, safety, asset protection, building management and associated applications.

Tekno Electro Solutions has been at the forefront of the video surveillance and CCTV industry since 1997. It also undertakes annual maintenance contracts of electronics, telecommunication EPABX, (Intercom System), security systems and CCTV surveillance systems etc.

Telectron is a professional engineering company that installs professional security equipments for its clients. Telectron has factory trained and certified installation/commissioning team under the management of committed project managers ensuring efficient installation of complete range of fire alarm & fire fighting system.

Telelink is a leading system integration company in South-East Europe with proven experience, professional skills and in-depth knowledge in the areas of wireless networks, system Integration, managed Services and Building Automation. Some of Telelink's physical security systems include: access control, IP CCTV surveillance & recording, user identification, security policy management, fire protection and public address.

Telematica Sistemas Intelligentes is a Brazilian company headquartered in Sao Paolo which deals in access control, intruder alarm, asset tracking & fire safety products. Telemática is an enterprise which provides security and human resources automated solutions to other enterprises.

telent is a technology company which designs and delivers solutions and services for organisations to create, improve and maintain their mission-critical communications networks. The company operates within a variety of industry sectors including transport, service provider, public safety, defence and government/public services.