1GS Security Services provides a wide range of security services across the capital, the UK and around the world. With over 40 years' combined experience provides a range security services to a wide variety of clients in both the public and private sectors. 1GS Security Services include manned guarding, retail security, door supervision, corporate security, CCTV & alarm, among others.

A D Security Systems design, install and maintain a comprehensive range of security systems, with every security solution chosen to meet your specific needs and priorities. They are constantly investing in the most up to date technology, allowing the team to offer all the latest security systems.

A-Z Security specialises in supplying and installing fire and security. The company's services cover the domains of access control systems, alarm systems, CCTV systems, fire alarm systems and TV aerials & satellites.

A1 Security Protection are a major commercial security solutions provider, based in West Sussex, UK and provide high quality, innovative security solutions for business and organisations across the Southeast. Their services are tailored around clients' specific needs and designed to ensure buildings and premises will be safe and secure from unwanted intruders. They supply, install and maintain a huge choice of security systems.

Based in Welwyn Garden City and specialists in intruder and CCTV systems, as well as offering all other building services. All their installations are covered by a 12-month guarantee for labour and parts and are fitted by friendly and professional tradesmen. They also offer repair and maintenance services for new and existing systems. Serving all of Welwyn, Hertfordshire and London.

Abeera Ltd is a local, reliable electronic security company based in Croydon, serving customers across London. They provide electronic security systems, including wireless alarm systems, gate automation systems, door entry systems, CCTV systems, and burglar alarms that offer 24/7 protection to home and business premises.

Access Buzzers is a door/intercom specialist company with over 10 years of experience installing and maintaining door entry systems, intercoms and Access Control throughout London and the South East. Access Buzzers have a wealth of experience in all sectors providing their services to corporate, educational, private, health care and retail industries.

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.

Advanced Overwatch are one of Northern Ireland's leading CCTV System, Burglar Alarm and Security System installation companies offering the latest in security technology, installed by expert engineers.

Advanced Security Group is the largest corporate sector, electronic security integrator in New Zealand ,with 16 offices across the country. They are leaders in physical security solutions and secure their customers for the future with physical security solutions that enable organisations to succeed and protect what they value most.

Advanosys Security and Automation Technologies is a full service Systems Integrator providing a very wide offering of all security, automation, life-safety and disaster prevention. Advanosys offer complete designed, installed, managed/monitored and supported solutions to an equally wide range of clients to meet all types of security and automation requirements.

The Alarm Industry Communications Committee (AICC), a committee of The Monitoring Association (TMA), is composed of representatives of TMA, the Electronic Security Association (ESA), the Security Industry Association (SIA) and major alarm companies and manufacturers. The Committee meets on a quarterly (March, June, September, December) basis, based on current CDC guidelines.

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.

Alexander Kopp Schlosserei & Sicherheitstechnik specialises in in locksmithing and security technology. With 19 years of experience in a well-known metalworking shop and 3 years as a commercial/technical consultants for an international corporation, they bring considerable skills and knowledge to their work.

Alink Fire & Security are one of the leading independent security installers in Edinburgh & Lothian’s. The company offers a wide range of signalling options i.e. Digital Diallers, Redcare, Dual Com and many more. Our systems are installed to SSAIB (Security Systems and Inspection Board) standards which are recognised by ACPO (Association of Chief Police Officers).

Allstate Security first established a home base in San Diego, California, USA and rapidly built a reputation for high levels of training and professionalism. Their unsurpassed industry standard of service boosted growth, allowing them to branch into other areas.

ALNPK Consulting is a global partner in the acquisition, distribution and sale of Quality CCTV companies and equipment.

Antron Security Ltd is a reputable security specialist who has been providing expert security solutions to organisations since 1990. They are suppliers and installers of quality digital CCTV and remote monitoring security products in London and the Home counties.

Antron Security Ltd, an established, trusted security systems specialist and NSI accredited, providing expert security solutions to organisations since 1988. Antron prides itself on quality, precision, and exceptional service. They work closely with their clients, offering bespoke solutions and meticulous consultation to meet their unique requirements. With a reputation for excellence, Antron Security continues to deliver exceptional service.

Based in Central Cardiff, Apollo Alarms is an expert in providing quality installation services of products like intruder alarms, perimeter alarms, CCTV, access control, barriers and bollards, security lighting, fire alarms and automated gates etc. The company's client ranges from small domestic to government agencies & multinational companies. Apollo Alarms is equipped with SSAIB (ukas) list of approved installers.

Armour Security Ltd. are UK-based trusted suppliers and installers of top quality electronic security products. The company specialises in installing and maintenance of CCTV, access control and intruder alarms, etc. Armour Security Ltd. is a NSI NACOSS GOLD approved installer and provides effective security solutions for homes and businesses.