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.

Advanced Guarding Services provide security guarding services for all industries in Kings Lynn, Norfolk as well as across the UK. The company's primary mission is to offer reliable and compliant security services to all areas of industry. A professional organisation, sympathetic to the limitations of our clients businesses and with 100% focus on customer service at every level within the company.

Airbus designs, manufacturers and delivers aerospace products, services and solutions. The company manufacturers commercial aircraft and provides innovative technology and reliable security services in the space and defence sectors. Airbus is also focusing on manned and unmanned vehicles for urban mobility and hybrid and electric propulsion systems for cleaner aviation.

AKBA Technology provides security and defense solutions to government and public institutions as well as private sector corporations. AKBA provides solutions such as drone detection system, Visually Intelligent Surveillance Solution, Suicide Bomb Detection and many more. AKBA also delivers air traffic management systems to the airports in Turkey.

Al Thaware Security Services (ATS109) is an international security and risk management company. Founded in Iraq with headquarters in Baghdad, Al Thaware is the country’s largest asset based private security company with over 400 B6 vehicles.

Alarm Response & Keyholding specialise in providing professional key holding and alarm response services across the UK to secure home or business and ensure the safety of family and staff.

ALARM CENTER LIMITED, a subsidiary of SURCOMTEC GROUP was established in 2000 as a professional electronic security protection and services company, specialised in providing 24hrs remote electronic monitoring of home and office facilities for panic, fire and perimeter alarms; and respond accordingly to save lives.

As a leading private security company, ALGIZ Services has expertise in close personal protection, residential protection, maritime security, transport & logistics security, tracking services, security consulting, etc. The company serves wide variety of clients. ALGIZ Surveillance and Control Centre provides 24/7 services such as panic or emergency alarm buttons, camera observation & site monitoring, etc.

All City Strike Force Security Services is a Ghanaian licensed professional private security organization. It provides complete and comprehensive security solutions to a vast array of companies, government institutions, and the general public as a whole.

ATS (All Time Security) Ltd is an independent service company that supplies security guards for both private and commercial industry. Providing a high standard also security at short notice. They are based in High Wycombe , Buckinghamshire, serving the area within 50 miles of High Wycombe.

Alliance Building Services provides commercial facility-related services. Alliance Building Services is comprised of Alliance Maintenance, Alliance Security, Alliance Restoration, Alliance Electrical and Alliance Painting & Flooring. The company offers facility maintenance and janitorial services, security systems, building restoration, painting, flooring and lighting and electrical solutions.

Allpro Security offers professional and affordable armed and unarmed security guard services throughout the entire Dallas/Forth Worth region. Allpro Security are committed to providing their clients with excellent service and expertise in security solutions.

Founded in 2001, Alrehab Services Co. continues to provide high quality personnel for all aspects of Services. The company firmly believes in a polite, professional approach and manner when dealing with their client base. Their aims are to ensure: • Customer needs are fully catered for and met with a high quality service. • All services delivered are in line with current organisational and government legislation guidelines.

Amberstone Security specialises in the delivery of security services across the UK and Europe. Combining high-quality security personnel with innovative technology solutions, it delivers services to the retail, distribution and logistics, commercial and corporate sectors. Its service provision includes the supply of security officers, store detectives, mobile response/patrols, and loss prevention consultancy.

Part of the Churchill Group, Amulet are transforming security delivery through their strong commitment to quality of service and by constantly seeking new and better ways of doing things.

Ancora offers proactive and innovative security services as well as promotes public awareness through education, knowledge, technology and reputation. Anocra offers a variety of services such as security officers, keyholding, locking & unlocking, mobile patrols, lone worker visits, mobile response and risk management.

Andrews International (AI) was founded in Los Angeles in 1988 in response to the growing demand among Hollywood studios for security forces with advanced skills and training. The security company operates offices throughout the United States, Canada, and Central America. AI security officers are protecting life and property at national landmarks, major tourist attractions, industrial sites, and educational and financial institutions.

Apache Security Services is a security company that provides a wide range of protection services such as guarding services, events security services, hospitality security services, VIP protection, CCTV installation and monitoring and many more.

Apollo International, headquartered in Massachusetts and New York, provides security services nationally and internationally with the help of strategic partnerships and regional, in-market security agents. Their experienced leaders ensure all clients have access to the personalised security expertise no matter what the situation, where the security need exists, or when it is required.

Appelcryn and Associates provides security gaurds, armed protection and armed escorts, armed Airprot shuttle services, alarm systems, CCTV cameras, vehicle tracking, area patrols, armed response.