ASR Alert Systems acts as a key partner to law enforcement, first responders, cities, towns, school districts, hospital networks, places of worship, housing communities, and a rapidly growing number of private and public companies. They offer state-of-the-art technology specialising in the field of alert notifications to Law Enforcement and First Responders in the event of an active shooter or other crisis.

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.

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.

AtGrun Co. Ltd. specialises in CCTV OSD surveillance cameras and IP security systems integration esp. for the tender of Urban Traffic Control System and Building Security System. The AtGrun Co. is a CCTV security equipment supplier and IP surveillance solution provider.

Authomize empowers organisations to establish identity-first security by detecting, investigating, and responding to identity and access threats. Customers use Authomize to protect their cloud services and applications from account takeovers, privilege escalations, and identity-based attacks.

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.

U.S. based Aventura is a developer, and manufacturer of hardware/software, DVRs, NVRs, video management, cameras, transmission and accessories for civilian and government. Aventura provides turn-key services from security design, master planning and implementation, policy and procedure development through implementation and training globally.

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.

AVTECH, founded in 1996, is one of the world’s leading CCTV manufacturers. With stably increasing revenue and practical business running philosophy, AVTECH has been ranked as the largest public-listed company among the Taiwan surveillance industry. Their products targets on "easiest installation" with competitive prices for from end users to big governmental project.

AxxonSoft is a developer of open video management platforms and integrated security systems. The company's partners include over 2,500 companies, performing more than 1,500 installations every month. With over 36 offices and representatives in all key regions, AxxonSoft is able to guarantee quick deliveries and top-tier support to partners everywhere in the world.

Backstreet Surveillance is a national provider of professional video surveillance systems which are marketed direct to the end user online. The company provides free expert custom design services and offers a wealth of how-to knowledge on their website. They offer both pre-packaged kits and free custom design. Each order is pre-packaged and shipped to the customer with everything needed for a fast and easy install.

BalaJi Optics India (BO) a is New Delhi, India based company specialising in machine vision.

BRS Labs is the leading provider of behavior recognition software for video surveillance operations.

BGT Group is a complete security systems manufacturer. It develops a wide range of surveillance products, from front-end CCTV cameras to back-end NDAA compliant recording and storage devices.

Black Mamba Protection solutions include in-vehicle video security, BMPpro(Body-Worn HD Video), BMPnest(secure software management tool and cloud storage), and nation wide Installation Team. They are dedicated to providing their customers with superior protection efforts to improve safety, reduce costs.

Blickfeld was founded with the goal to build a high performant and mass producible LiDAR sensor. The company achieved this by reinventing one of the core components of the 3D sensors as well as rethinking the setup of the device. The result is a performant, small and reliable LiDAR sensor, that, in combination with Blickfeld’s perception software, enables countless mobility, smart city, industrial and security applications.

Blue Dot Safes is a dynamic corporation dedicated to designing and manufacturing custom-made commercial safes of uncompromising quality. Ensuring that customers are satisfied every time they interact with blue dot safes is a goal owned by every blue dot team member.

Blue Mango Technology, headquartered in San Clemente, California, is a supplier of CCTV security and video surveillance products to OEMs and systems integrators. They provide high quality cameras, digital video recorders, and video surveillance software to main markets such as gaming, banking, retail, airports, transportation, correctional institutions, and homeland security.