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.

ASUSTOR Inc. is a leading innovator and provider of private cloud storage (network attached storage) and video surveillance (network video recorder) solutions.

Asvaco™ Technology is a breakthrough Expert System specifically designed to perform a wide variety of assessments through the use of mission specific Asvaco modules. Asvaco™ automates and standardizes data collection and reporting procedures and in many cases allow for self-assessment due to its easy to use web based capabilities. It features vulnerability scales based on color codes consistence with those of the Homeland Security Advisory System

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.

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.

Asylon Robotics automate security operations by leveraging aerial and ground robotics, sensors, and data. Their American-made solutions are built to enable the security operations centre of the future. They are the only full-service American robotic perimeter security company.

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.

AT E-Log & Self-Briefing System digitizes controller workflows with automated logging, real-time notifications, and compliance monitoring to reduce errors and handovers.

AT&T Cybersecurity’s edge-to-edge technologies provide phenomenal threat intelligence, collaborative defence, security without the seams, and solutions that fit one’s business. Their unique, collaborative approach integrates best-of-breed technologies with unrivalled network visibility which helps customers to act on threats to protect their business.

Ataccama Corporation is an international software company that prides itself on delivering cutting-edge technology used for data quality, master data management, data governance, and big data. Financial, commercial, and government organizations choose Ataccama technologies for their proven ability to execute and deliver real business benefits.

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.

Atea offers security solutions and services that reach all the way around. The company provides installation service to the building with video surveillance, access control, security, IT security in the data center and on the individual client. Based in Denmark, Atea's security solutions can be delivered as a service or cloud solution.

Atea Norge AS is a renowned provider of IT infrastructure and data solutions. They offer data security services, digital solutions, data analytics, cloud solutions and hybrid platforms for enterprises.

ATEC Security & Communications Based in Kenosha, WI offer the construction industry, commercial and industrial businesses across Wisconsin the very best in digital video security, access control, fire, intrusion alarms and systems design, installation and maintenance.

At ATECHS, they offer comprehensive security solutions designed to safeguard every aspect of your life and work. From cutting-edge CCTV systems to advanced access control, their solutions are tailored to meet the unique needs of the environment, ensuring that what matters most to users remains safe and secure.

Atexor Oy designs and manufactures explosion-proof lighting and power distribution systems. The company caters to petrochemical industries, oil refineries and drill ships as well as public and government sectors such as fire-fighting, transportation and military.

Athena Security, Inc uses AI technology for security solutions like threat detection. They also have systems that can alert the user in case of unwelcomed visitor or mishaps. Athena helps prevent crimes by recognising threatening actions and then taking the appropriate steps to alert the right parties before threats can escalate.

Athenx is a professional surveillance and security solutions provider who designs and implements integrated surveillance and incident management systems.

Athom provides home automation and security solutions for remote monitoring and control. The company's Homey device hub and smartphone app connect with access control and motion sensors to detect intrusions and with smoke detectors to raise fire alarms.

AT&I is the premier Security Technology Solutions provider in South Florida. They work with building owners, property managers, corporations, government agencies, and not-for-profit organisations to deliver true integrated technology-based security solutions.

Atisoluciones offers solutions from small to protect homes, to large solutions covering the anti-intrusion, video surveillance and fire safety systems. These solutions are designed and jointly sized by design and security area with custom systems and controls connected to alarm systems access, allowing the creation of virtual paths for each user, security systems for devices with VGA connection and a wide range of possibilities.

Atkore is a global manufacturer with facilities located around the world. Recognised as a pioneer in electrical, safety, and infrastructure solutions, their products are used to power and protect the world, including Electrical Conduit and Fittings, Cable and Cable Management Systems, Infrastructure Products, and Safety and Security Products.

At the forefront of pioneering change, ATLAS TELECOM represents some of the leading names in global communications. Over the past decade, ATLAS TELECOM has further expanded its vision and product portfolio to include marine communication products, electronic security and surveillance systems and highly sophisticated satellite communication products and services.

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.

Atmosec is a SaaS security venture whose platform is designed to secure hyperconnected SaaS ecosystems as they evolve. With a growing number of companies increasingly adopting a wide variety of SaaS products on the cloud to boost productivity throughout their organisation, the potential for new security risks has also grown, as data is shared between many SaaS apps that the company’s security professionals can’t manage and don't control.

The Commissariat for Atomic Energy and Alternative Energies intervenes within the framework of four missions: - defence and security, - nuclear energy (fission and fusion) , - technological research for industry - fundamental research (material sciences and life sciences). The CEA is fully integrated into the European research area and exercises a growing presence at the international level.