Advantage Security, Incorporated (ASI) is a locally owned and operated full service security provider with an unmatched reputation as the leading provider throughout Colorado. They offer the following services: unarmed security officers, mobile patrol, integration & technology, concierge services, executive protection, event security and investigations & consulting.

Based from the head office in Gateshead, Advantex Network Solutions are the provider in Mitel, IT Solutions, Networking, and iP surveillance in the North East. Established in 2002, Advantex has evolved with the speed and change of technology; growing from a small cabling company with 5 employees to become the North East's IT, Communication & Security solutions provider employing over 60 local employees.

Established in 2009, Advantio offers a comprehensive portfolio of professional, managed, advisory, and security testing services. Its subject matter expertise and services focus on cybersecurity, data protection, risk, and compliance with a distinct specialisation in the ‘Payment Card Industry.’

Advent Security Corporation has been providing high quality burglar alarms, fire alarms and security systems throughout Bucks County, Montgomery County, Delaware County, Chester County and Philadelphia for more than 30 years. Advent Security designs, installs and monitors advanced alarm systems customised directly to the needs of each of its clients.

Advik delivers security solutions for homes and workplaces. The company manufactures a wide range of security products including network cameras, network video recorder, high definition cameras, video door phones, PTZ cameras, digital video recorder and analog cameras.

Advizex is an information technology provider of infrastructure and enterprise application solutions. Advizex combines the technical expertise of their consultants with the technologies from their strategic business partners to solve information technology issues impacting clients'​ businesses.

AE Industrial Partners is a private equity firm specialising in Aerospace, Defence & Government Services, Space, Power & Utility Services, and Specialty Industrial markets. As one of the largest and most experienced private equity funds specialising in aerospace and related industries, we are able to provide a powerful level of industry insight and strategic direction that helps drive success.

AEG ID, is a supplier of innovative RFID technology. The company designs and manufactures a comprehensive portfolio of tags and readers for a broad range of markets and applications. AEG ID primarily targets three market verticals: Animal Identification, Industry and Logistics and Access Control.

Aegis Group is a total Security and Facilities management company. At Aegis Group they offer a full range of security and facilities management services, from basics like Manned Security Guarding, cleaning, to high-end specialist services like Asbestos Removal and disposal.

AEGIX AIM is a safety and emergency management platform that is fully customisable. Allowing users to actively manage incidents at the campus, event or facility on any device.

AEI Cables serves key markets in the UK and worldwide including construction, industrial, fire protection, defence, mining and rail. Its products meet the highest industry standards including ISO 9001 and are approved by the organisations nationally and internationally including BASEC, LPCB and Lloyds.

AEI Electrician is based in Liverpool and provides all electrical services throughout Liverpool and Merseyside. We provide all types of high quality electrical services including electrical inspection, testing and certification to domestic and commercial clients in a timely manner. With Fully Qualified and competent personnel, our services are guaranteed and Certified to meet regulations.

AEM has been recognized as one of America's fastest-growing companies, but the company started in 1986 with one person who was committed to delivering better results for government contracts.

Aeon Systems Limited is a privately owned company established in 1999. Its core business is the supply, installation and maintenance of electronic security systems. The company provide services to support the customers to maximise their quality security systems installation.

Heading an industry group focused on unmanned solutions, systems and subsystems, Aeronautics Ltd, provides integrated turnkey solutions based on unmanned systems platforms, payloads and communications for defence and civil applications.

AeroSpace and Defence Industries Association of Europe represents the aeronautics, space, defence and Security Industries in Europe with the objective of promoting and supporting the competitive development of the sector.

AeroVigilance is a company devoted to helping people and organizations understand the risks posed by uncrewed aircraft and find solutions to enhance their airspace awareness and security measures.

Aeryon Labs designs and manufactures small Unmanned Aerial Systems (UAS). Aeryon's team specialises in robotics, control systems, and digital imaging. Aeryon Labs is the trusted partner of civil and military customers, resellers, and other commercial business partners around the globe. Founded in 2007, Aeryon Labs is a Canadian Controlled Private Company with headquarters in Waterloo, Ontario, Canada.

AESI is an engineering and management consulting firm providing pragmatic and sustainable cyber security, engineering, technical and management solutions to electric utilities, government agencies, commercial, industrial and institutions (i.e., critical infrastructure) across North America, and international.

AETEK is a professional developer and manufacturer of IP surveillance technology, formulating a variety of PoE product lines and adaptive peripherals to function with various brands of IP cameras in the same network environment. It provides cutting-edge camera housings for box cameras, even equipped with a long-ranged varifocal 8-80 mm lens.

AEWIN Technologies, a member of Qisda Business Group, provides smartly designed networking platforms for customers of any scale. With 20 years of experience building high performance network forwarding platforms, AEWIN has extensive knowledge in building secure and reliable systems trusted by some of the top Network Security experts as the foundation of their network solutions.

AFA is an industry leader in the design, installation, and service of state of the art systems including: fire alarm systems, burglar alarm systems, access control systems and CCTV systems.The company provides alarm related services to the commercial, financial, industrial, governmental, and residential markets.it has provided more than 135 years of uninterrupted central station alarm services to our customers.

AFC Industries is a manufacturer and innovator in the field of ergonomic furniture solutions crafted for the ultimate in safety, adaptability, comfort and functionality. A certified woman-owned business, with an equally diverse work force, AFC prides itself on its customer-centric approach to tailored solutions; sustainability with green initiative recycling and conservation programmes and customer service during and after the sale.

Affigent is an industry-leading small business that provides secure IT solutions. Affigent Infrastructure and Security experts deliver wireless infrastructure solutions, access control, CCTV surveillance and physical security.

Affiliated Monitoring is trusted by thousands of security, fire and PERS dealers across the United States. Since their founding in 1977, they have worked with their partners to create custom alarm monitoring solutions that meet the specific needs of their subscribers. Currently, they help secure hundreds of thousands of businesses and homes.

Affinitas surveillance and CCTV systems provide radio based communications in the most hostile environments and in the most unlikely places for a wide range of users.

AVSS provides turnkey security system installation services for businesses in Southern California including video camera surveillance systems, perimeter systems and upgrade and repair of existing systems. They develop innovative strategies using the latest technologies to provide the highest quality surveillance systems for business.

AFIMAC offers emergency response, strike security, risk management & business continuity services to image conscious companies across North America. AFIMAC partners with clients to protect people & property both during times of crisis & regular business operations. AFIMAC offers an assortment of pre-crisis contingency planning & premium security & emergency response solutions to government and businesses. AFIMAC also offers protection services.