Astec Systems Limited is a UK-based security systems company with international capabilities and a reputation for the highest standards of service, unrivalled quality and excellent reliability. They specialise in the design, installation, service and maintenance of high technology security systems, from single locations to multi-site, fully integrated multi-jurisdictional installations.

ASVS is a Moroccan company for the distribution of low current equipment. Since 2011, they have been supporting their customers in their projects, while constantly staying up to date with technological changes in the field of electronic security.

ATEC is a multi-disciplinary security company that embraces innovation to provide deep integration and efficiency across logical and physical security domains. ATEC specialises in video surveillance, access control (Personnel and Vehicular), intruder detection, biometric technologies, voice communication, ANPR, intruder detection and fire systems.

Atlas Alarms Ltd. is an independent electronic security company, providing installation and maintenance and repair for Intruder, Access, CCTV, Fire and much more, across the North West of England. The company mainly offers commercial and residential electronic security. Atlas Alarms is a NSI, Nacoss Gold, Constructionline and CHAS Health and Safety accredited company.

Atlas Fire & Security Ltd. is one of the largest independent installers of Intruder Alarm, Fire Alarm, CCTV and Access Control systems in Merseyside. By having a team of highly experienced technicians ensures that the company provides a consistently high quality installation, maintenance and 24 hour repair service to its customers. Atlas Fire & Security Ltd. offer services to both domestic as well as to commercial clients.

AtlasIED manufactures communications products for the commercial, broadcast, industrial, institutional, security, custom installation (home), and music markets. Its catalog of products includes sound reinforcement systems, emergency communications systems, intercom/telecom products, residential infrared electronics, sound masking systems, IP addressable public address system technology, electronic equipment cabinetry and loudspeakers.

ATOS Global provides safety, security and IT system integrators and partners state-of-the-art solutions and services from the industry's leading manufacturers of Video Surveillance, fire alarm, access control, entrance control, public address, intrusion alarm, IBMS and IT networking products.

Since 1994, Attenti has been at the forefront of offender monitoring innovation and excellence. Their electronic monitoring systems are trusted by government agencies and correctional service providers in over 40 countries, to reliably monitor more than 300,000 people.

Audible & Visual Security Ltd. offers installation services into every type of buildings that includes small and very large, ultra-modern homes. Based in Solihull, the company aims to supply and install quality security systems into every type of business such as jewellery shops, off-licences, warehouses, office blocks, garages, car showrooms and large industrial units. Audible & Visual Security Ltd. desire to meet the need of its customers.

Autogate Supplies provide a selection of electric gates and CCTV systems. The company can supply automation kits, remote controls, safety sensors, intercoms and spare parts. Autogate Supplies offers access control, intercoms and cctv systems.

Autoguard Alarms Ltd. is in designing, installing and maintaining security installations for Intruder Alarms, CCTV and Access Control. Autoguard Alarms have successfully installed security systems for home and commercial protection across the UK. The company run with a team of highly skilled Installation and Service Engineers who offer a professional, yet personal service. The company's service meet or exceed the NSI regulations.

Automatic Alarms Ltd. offers installation and maintenance service of Fire Alarm Systems and Emergency Lighting Systems. The company provides approved systems to shops, offices, hotels, restaurants, care homes, industrial units, schools, colleges and universities, multi-occupied apartment buildings, NHS Trusts and breweries. Automatic Alarms objective is total customer satisfaction.

Based in Chesterfield, Automatic Security Installations Ltd. is a specialist in installing electronic security systems including CCTV systems, access control, intruder alarms systems, panic/staff alert systems, and nurse call systems. The company is NACOSS gold accredited assuring high quality services. Automatic Security Installations Ltd. can fulfill both domestic as well as to commercial needs.

Automatic Security Services Ltd. mainly supply and install security systems such as home burglar alarms, access control, intruder detection, CCTV, key response, physical protection, and remote monitoring etc. Located in Newcastle, the company meets all the NSI standards. Automatic Security Services offers domestic, commercial and public security.

AVA Fire & Security Ltd. are an electronic security installation and maintenance expert specialising in CCTV systems for business. The company offer installation services of CCTV, fire alarms, smoke alarms, burglar alarms, security barriers, access control, and fire extinguishers. AVA Fire & Security clients includes local health boards, schools, and commercial organisations throughout Newport, South Wales and the UK.

AVA is a CCTV, fire, security and alarm consultant in Newport, South Wales. The company deals with installation and maintenance of digital CCTV and security camera systems, fire alarms, access control, barriers and gates.

AVANZA is a provider of high-end IT and security solutions. The company’s security services include access controls, CCTVs, biometrics, intruder, fire detection technology and Fastlane solutions. AVANZA functions in retail, commercial, residential, educational and government sectors.

AVENIR is a CCTV security surveillance and alarm/smart home systems company located in Istanbul. With its quality, low price policy and after sale services, AVENIR has grown dramatically every year. The company has about 1500 agents and resellers all over Turkey and neighbouring countries.

Avenue Alarms Ltd. provides installation service to shops, offices, health centres, warehouses, colleges, schools and domestic dwellings of all sizes. Based in Southampton, the company offers installation service of security systems including intruder alarms, CCTV, access control and smoke generating units. Avenue Alarms Ltd. is a NACOSS approved installer that comply with the national quality assurance standard, efficiency and administration.

AVESTECH was founded in 2013 with the aim of bringing modern and innovative technologies to the global market, taking into account current trends. Their beginnings were challenging and they had to convince their clients of a change in thinking in the field of security and the need to change common and outdated approaches and solutions. Nevertheless, they are known worldwide today and their services are used globally.

Avio is leader in space propulsion, with more than 1,000 employees located in Italy, France and French Guyana. Since its foundation, in 1912, the company has played a key role in designing, manufacturing and integrating space launch systems and tactical missiles.

Avon Alarms Ltd. has been approved by the NSI as a "NACOSS GOLD" Company for the design, supply, installation, monitoring and servicing of Intruder Alarm Systems, (CCTV) Closed Circuit Surveillance Systems and Access Control Security Systems. It has an impressive customer base including Local Authorities, Government Departments, Health Care Trusts and International "blue chip" companies.

AVS Services LTD provides installation services for products such as CCTV and door entry systems. Located in Kent and Glasgow, the company's highly qualified technicians have an in-depth knowledge of what they do and combined experience that spans well over 40 years.

Based in Sunderland City Centre, AWM Alarms Ltd is an award winning security systems company. The company provides a full range of security systems including burglar alarms, CCTV, fire alarms and access control. AWM Alarms Ltd provides security systems for both domestic and Commercial Premises and can provide a fully monitored confirmed alarms actioned to the Police, via Secure Dual-Path Remote Signalling.