ASSI is an Arizona corporation established in 1987, providing integrated system solutions for commercial and industrial security and monitoring. ASSI represents several major production manufacturers in digital video, card access and CCTV. The company works closely with facilities security director or security consultant to design system as per their needs.

Assist Security Group (ASG) has provided trusted security services for over 30 years. The company offers comprehensive security solutions including risk management, intelligence services, and specialist training. ASG's approach emphasises partnership with clients, intelligence-driven decision making, and proactive risk management.

The Association for Uncrewed Vehicle Systems International (AUVSI), the world's largest nonprofit organisation dedicated to the advancement of uncrewed systems and robotics, represents corporations and professionals from more than 60 countries involved in industry, government and academia. AUVSI members work in the defense, civil and commercial markets.

Assured Data Protection delivers tailored services based on the Rubrik cloud data management platform to meet individual client needs in an affordable and achievable manner. They provide Data Protection, Disaster Recovery, Backup, BaaS, DraaS, Archival, AaaS, Cloud Data Management and much more.

Assured Information Security (AIS) has been working closely with government agencies, academic and business partners to research, develop, and deploy cutting-edge security offerings, while also working to influence future security trends that align with emerging technologies and threats.

AssureTec is a New Hampshire based company which makes products that provide critical security involving borders, high profile chemical and nuclear facilities as well as commercial enterprises. AssureTec products can be used by operators having little to no document forensic training. AssureTec is a wholly-owned subisdiary of AssureTec Holdings Inc. The company's patented technology offers ID authentication solution.

Astec has been connecting communities by providing innovative rock-to-road solutions for customers. United by purpose - Built to Connect - Astec is a pioneering manufacturer of specialised equipment for asphalt road building, aggregate processing and concrete production. Operations are divided into two primary business segments. Infrastructure Solutions includes road building, asphalt and concrete plants, and thermal and storage solutions.

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.

ASTEL JSC is an innovation-driven company, one of the pioneers on the Kazakhstan telecommunication market. They provide Telecommunication, Satellite communication services, Internet access services, System integration, Project development and implementation, internet of things, cloud services, and Information security.

Astoria Fire and Security carry out installations and provide maintenance services in the Electrical, Fire Alarm and CCTV industry to commercial, industrial and domestic properties throughout London and the South East including; schools, offices, factories and retail enterprises.

ASTRIND is a technology manufacturing and design based company which specialises in IP cameras and security products. ASTRIND supplies IP cameras with pan/tilt, standard, dome, IR standard, high speed and more. As one of the leading manufacturers in China, ASTRIND exports its products to Europe, Southeast Asia, Middle Eastern countries and North America.

Astro Security Monitoring believes in protecting property, family, and pets, not just selling a long-term expensive contract. The company's headquarters is located in Sacramento, California, USA.

Astroflame stock or manufacture a wide range of fireproofing and fire protection system items such as - fire seals, letterbox systems, smoke seals, pipe collars, pipe sleeves, pipe wraps, fire grilles, intumescent mastic, downlighter covers, canopies, luminaire covers. Astroflame now supplies intumescent paints and coatings.

Astronautics C.A. Ltd. is a renowned supplier of innovative military and aviation products and systems. They specialise in military and aviation products for Airborne, Land & naval applications. Astronautics C.A designs and builds high-quality military and aviation products - with full compliance to military and civil-aviation standard. Their product line includes Tactical Mission Management System, Military Computers, and more.

Astrophysics is a global leader in government security offering x-ray systems to government agencies, embassies and internal organisations. Astrophysics provides product line ranging from mailroom inspection to checkpoint security, large cargo and mobile screening. In addition, Astrophysics covers the following markets: air cargo, aviation and transport, corporate & hotel, customs & borders, law enforcement and military.

Astrotel Communications Corp. has been a leader in the wireless transmission business for over 15 years introducing the first 2.4 GHz analogue transmitter receiver products with high quality pictures and audio with a minimum of interference. Astrotel has introduced high tech digital 2.4 GHz products from transmitter/receiver units to LCD DVRs with digital wireless cameras.

Astrum's software and systems VISIT.net ASTRUM.access offers best-practice solutions for access management and visitor management.

Asung Electronics Ind. Co., Ltd (Asung), is one of the leading manufactures of surveillance system in Korea. Asung is most qualified total Surveillance products supplier with high quality products and service in CCTV industry and operating a factory in China, (Shenzen). Asung offers products like b/w & colour camera module, bullet camera, miniature camera, standard camera, zoom camera, real time-lapes vcr, color quad, DVR, etc.

Asygn provides IC and system solutions for industrial consumer, defence, and automotive applications.

ASYLON is an American-made security drone robotics company that manufactures the DroneCore System, the world’s most powerful fully automated persistent aerial asset specifically engineered for remote command and control-perimeter security missions.

AT Systems is a supplier of security systems in the Columbus area. From access control to wireless systems, they design customised solutions for their clients. The company deals in home security products such as home alarm systems, wireless alarm systems, burglar alarms, and security surveillance systems. AT Systems' business security services include installation and monitoring of IP camera, DVR, biometrics, and facial recognition systems.

Atakama is the pioneer in multifactor encryption, enabling unrivaled data protection through distributed cryptographic key management. Organisations rely on Atakama to protect their most sensitive data, even when identity and rules-based access controls fail. Atakama removes the conventional trade-off between data security and accessibility to protect data, simplify the user experience, and visualise data usage and security trends.

Atalian Servest believes that to make real and positive change, inclusion must be at the centre of everything they do. Atalian Servest is the one solution for all the facilities needs. From cleaning to catering, security to technical services, Atalian Servest can deliver bespoke single, bundled or integrated services.

Atavium is a renowned US-based provider of cloud infrastructure, enterprise data and cyber security solutions. They provide data storage, cloud-based security and software platforms for global enterprises.

ATB Tech was founded in 2010, but collectively its founders hold many years of experience. ATB is a privately held corporation that specialises in providing quality turnstile gates, speed gates, swing gates and other fairly priced solutions that protect assets and control the flow of people & vehicles. ATB's key business areas include secured entry control, sports and entertainment, asset protection and crowd control.