ACTi Corporation is an end-to-end IP video surveillance solution provider, covering all the way from security to business management solutions. The core value of ACTi is to deliver the surveillance solutions through in-house developed technologies applied to its whole product line. The products include IP cameras, video management software and video analytics that are seamlessly unified.

Action Alarms (Midlands) Limited, based in Nottinghamshire, are a local family run security solutions company. Established since 1987, the company has been accredited NSI NACOSS Gold for over a decade. The company is in installation and servicing of Intruder Alarms, CCTV Surveillance, Fire Alarms, Access Control, Nurse Call and Networking Solutions.

Action Doors are a local South Wales based, garage door and industrial door company, with over 25 years experience in the industry. They specialise in electric garage door operators and offer realistic prices for electric conversions. They also carry a large stock of garage doors spares for all the major garage and industrial door manufacturers for servicing or repair of installed doors.

Active Inspection is a globally renowned software solutions firm involved in the designing and developing of machine vision and machine learning solutions. They supply a suite of standard vision systems as well as build custom vision systems.

Active Intelligence (AI) is a solutions provider with significant experience in the development of IT systems, intelligence gathering, revenue assurance and Logistics Support Analysis strategies to deliver and support a variety of complex products and services. AI together with its network of partner companies is committed to providing specialist and bespoke security solutions to Government and other Organizations.

Active Security Group Ltd. designs and installs electronic security and safety systems for a wide range of commercial customers and local authorities, together with many others from the retail and residential sectors. It aims to provide a service to the customer that is of a demonstrably higher calibre than the competitors, in the Design, Installation and Maintenance of Electronic Security `systems in accordance with best professional practice.

Acuity Risk management Ltd. New Description: Acuity Risk Management helps businesses worldwide effectively manage, prioritize and report on their risks to inform strategic and tactical decision-making and build long-term resilience. Its powerful STREAM platform provides rapid time to value to reassure stakeholders that risks are under control and compliance with increasingly complex standards and regulations is maintained.

Acunetix by Invicti Security is an application security testing tool built to help small & mid-size organisations around the world take control of their web security.

Acura Systems is a leading provider of CCTV solutions for the international market. Based in Hertfordshire, UK, Acura Systems provides CCTV installations and distribution. The company's clients and partners include Siemens, Adidas and Cruet, among others.

One of the first companies to embrace the concept of video over IP, AD's interests now include CCTV systems for aircraft, transport, smoke detection, together with camera technology and digital video recorders and multiplexers.

Ad Hoc Property Management offers property security solutions to European market leaders. The company protects vacant properties using the Property Guardian model, ensuring such properties are not left to become derelict. Ad Hoc offers solutions for threats such as squatting and asset stripping through socially responsible property protection.

AD Porta are a dedicated railway security specialist. They are currently providing security to major rail projects in the London area as well as trackside security during upgrade and enabling works.

Adams Rite is the leading supplier of aluminium door locking, electric locking and escape devices, supplying the top OEM door manufacturers worldwide. The company is part of ASSA ABLOY Security Solutions, a division of ASSA ABLOY, the global leader in door opening solutions.

Established in 1972 Adaptaflex has developed into a leading player within the flexible conduit market. Adaptaflex is one of the market leading flexible conduit system brands that can be found all over the world. The products are designed and tested to withstand constant vibrations, water ingress, offer corrosion resistance and are available in halogen free, low smoke and low toxicity materials.

Adarga leverages the latest advances in machine learning and scalable engineering within a flexible plug-and-play micro-services architecture. Their machine learning-enabled products, adarga engine and adarga bench, allow users to adopt advanced end-to-end AI analytics. The company provides a wide range of solutions, including Artificial Intelligence, Data Science, Cognitive Computing, Software Development, Cyber Security, and Big Data Analytics.

Adarma is an independent security services companies in the UK. They are specialists in threat management including SOC design, build & operation, and cybersecurity services. Some of the other services which Adarma provides include monitoring and analytics, vulnerability management, and endpoint detection and response.