Established in 1992, Tyrell Security Systems provides various services, such as alarm systems, video surveillance systems, sound systems as well as installing protection devices for carbon monoxide, propane gas, low and high temperature and water alarms.

Located in Kaunas city, Lithuania UAB "Topkodas", specialising in manufacture and development of security and protection products. Their team has more than 10 years of experience in product development in electronics, communications, security and software.

uberGARD is a global provider of key management systems and security solutions. iKLAS is a reliable platform developed by uberGARD, which caters to different business security requirements. iKLAS is capable of conveniently streamlining security in small as well as large enterprises. The company also provides cyber security and tracking solutions.

UHL Company is a security systems and building automation service company. We provide high quality systems for commercial industries to provide safety to their buildings.

UK Security Projects (UKSP) Ltd are a specialist provider of security systems to clients throughout the UK. The company has designed and integrated security systems for a wide range of clients from large multinational corporations to smaller private companies. UKSP are able to provide comprehensive security solutions across a wide range of market sectors including petrochemical, corporate, government, transport, utilities, leisure and retail.

"Welcome to Ukpesseraye Okiemute Digital Service, the trusted partner in the digital landscape. The company is dedicated to providing innovative solutions and exceptional service in the digital space. The team of experts, led by Ukpesseraye Okiemute, leverages cutting-edge technology and creativity to deliver top-notch digital services.

UL is a global independent safety science company offering expertise across three strategic businesses: Commercial & Industrial, Consumer and UL Ventures. UL certifies, validates, tests, inspects, audits, and advises and educates. The company serves various industries including life safety and security, fire suppression, HVAC, lighting, wireless, hazardous locations, etc.

Ultra Security Systems Ltd is an independent security systems company based in Merseyside providing installation, maintenance and monitoring of high quality intruder alarms, CCTV systems, access control/door entry systems for business premises and domestic dwellings throughout the northwest. The company is a NACOSS Gold Approved installer.

Umbrella Security Services offers a wide range of security solutions from close protection officers, rapid deployment CCTV, key holding/alarm response and much more. The company also provides a provision and installation service for CCTV, intruder alarms and access control systems. It provides a complete bespoke installations and maintenance service by highly skilled and qualified engineers.

Umbrella Technologies is a security consulting & system integration firm focusing on video surveillance systems, access control and mass notification solutions. Umbrella Technologies creates innovative products within the security industry including HD cameras, video management software, and business intelligence analytics.

Incorporated in 2011 Unified Corporation are indulged in providing home security through proven technologies. Unified Corporation (Security Division) deals in all types of electronic security ranging form home alarm systems, access control system, attendance management system, video door phone system, CCTV surveillance system etc.

UNIMAX offers range of security solutions like CCTV surveillance, access control, burglar and fire alarms. The company has successfully implemented projects in various sectors such as banks, government agencies, modern business centers, sports and cultural centers, warehouses and logistics centres. UNIMAX provides services such as survey, audit, consulting, designing, installation, training, maintenance, etc.

UniPOS is a designer and manufacturer of fire alarm equipment. The company offers automatic fire detectors, conventional fire control panels, addressable fire alarm systems, periphery devices and accessories, as well as software for control and diagnostics. UniPOS constantly improves system for quality management, in compliance with BDS - EN ISO 9001:2008.

Unique Integrated Systems (UIS) specialises in design, installation & maintenance of high quality electronic security systems. From intruder alarms, CCTV systems & access control systems to fully integrated security and communications packages, the company designs and installs systems that offer quality, reliability and value. An NSI gold medal installer, UIS can handle projects of all sizes, from a simple installation to maintenance contracts.

Unique Technologies was established in 1993 with the mission to fulfil the customers' requirements by providing high quality products of information technology at very economical and competitive prices. The aim of the company is to carry on latest products of CCTV security & surveillance, fire & intruder alarm systems, metal detectors, biometric fingerprint, face recognition and RFID (Radio Frequency ID) and electronic time attendance.

Unisecure specialise in security products for use in an office, university or at an event. Its products range from ID cards and accessories, ID card printers, IT security products, access control systems and more.

Unison Integrated Technology Ltd. is a globally renowned provider of electronic security systems for the commercial and public sector. They offer the supply, installation, maintenance and repairs of many security systems including CCTV, access control, car park barriers, gates and turnstiles.

United Alarm provides its customers with the peace of mind of a full back-up service for repairs and servicing of their existing systems. It ensures a thorough and comprehensive customised quotation, appreciating that each home is unique in its requirements. The company is ULC Certified and has won many top consumer awards.

UCC currently provides contract alarm monitoring services for alarm dealers all over the United States. Headquartered in San Antonio, Texas, UCC is a UL Listed Central Station. The company is compliant with all UL 827 standards for central stations, including the type of building the central station is housed in, restricted access to the building, redundant systems, back up power, etc.

United Digital Technologies, LLC is a security systems distributor in the USA. The company supplies video servers, IP-based solutions, network cameras, network video recorder/video management software, access control, wireless gear and security accessories etc.

United Alarm designs and installs the most technologically advanced equipment and systems available, such as security services, fire alarms, carbon monoxide detectors, access controls, etc.

Universal Fire & Security based in Plymouth is one of the leading supplier of fire and security systems in Devon and Cornwall. Universal Fire & Security offers professional installation, maintenance and monitoring service for - intruder detection systems, closed circuit television systems, fire alarm systems & access control systems including automatic gates & barriers.