Crimehalt Fire & Security Ltd is the South West's largest independent fire & security company. Crimehalt provides total bespoke and affordable security solutions to both commercial and domestic customers. Crimehalt's NACOSS accreditation guarantees quality of all installations and maintenance services on all Intruder Alarms systems supplied. BAFE accreditation guarantees peace of mind for all Fire Protection Equipment.

Crimestop offers burglar alarms, fire detection, CCTV, access control for homes and businesses. Crimestop's experienced surveyors and engineers travel across the Midlands and Home Counties maintaining security equipment for schools, universities, healthcare organisations, well known retail and leisure outlets, small businesses and residential properties.

Crimewatch Safeguard Security Systems specialise in Intruder Detection, Fire Detection, Access Control, and Closed Circuit Television (CCTV) installation, monitoring, and design to both the public and private sector.

Crosby Intruder Alarms offer full design, installation, service, repair and maintenance to hardwired alarm systems, CCTV, access control, security lighting, fire alarms, local area paging, caravan park security, and door entry systems.

Crown Security Systems designs, builds, installs, and maintains intruder alarms, fire alarms, CCTV, access control to current British and European Standards.

Cumbrian Systems looks after fire and security needs of clients ranging from domestic, commercial and industrial sites including Ministry of Defence & government contracts. The company installs fire alarm, fire suppression systems, CCTV, and access control systems.

Custom Security Services is one of the South's leading independent providers of fire, security and safety systems. The company offers a comprehensive design, installation and maintenance service for all types of security related projects. With over 25 years experience the company has successfully delivered thousands of quality installations to all types of customers, including domestic, commercial, and public sector.

D&D Security Derby offers fully licensed SIA-approved security guards that are ready to be deployed within hours upon acceptence. It provides approved contractor security services for major companies across the UK. Specialists in static guarding, it offers a cost-effective security service for the protection of UK businesses.

DA Security Systems are a family run CCTV, Fire and Alarm Business. It has been operatiing from Lee-on-the-Solent in Hampshire, UK since 1984. It has over 40yrs experience with the installation and maintenance of CCTV, Fire Alarm, Intruder Alarm, Door Entry and Nurse Call systems.

DAS Technology can design, install and maintain security systems for a wide range of uses from homes, shops and offices to shopping centres, schools and car parks. They provide bespoke security solution that meets your needs, and all completely hassle free. Their nationwide network of engineers is trained to the highest standard in order to install security systems with a professional, efficient and reliable service.

Since its formation in 1989, Davies Security Group has been designing bespoke security systems for its clients from all areas of the marketplace. From standalone Fire, Intruder and CCTV systems to PC-based integrated solutions, Davies Security can provide for all specifications, incorporating the latest technology from the fast moving security sector designed individually to accommodate present and future security needs.

DC Solutions is a CCTV installer based in Luton.

Direct Security provides Integrated systems, CCTV, access control, door entry, intruder alarm, fire systems, personal attack systems, photo-id, vehicle recognition ANPR, structured cabling, networked systems, asset management, project management, data management, software development, consultancy, and system auditing services. Direct Security is an ISO 9002 quality assured company and NACOSS Gold and Construction Line accredited.

Established in 1982 Direct Security Systems has earned an excellent reputation for providing security products and services in Wolverhampton, Walsall and surrounding areas in West Midlands. The company provides high performance intruder alarms, area detectors for residential, commercial & industrial needs, control panels that react to change, access control systems, card readers & keypads, CCTV & 24 hour monitoring services, fire alarm systems.

Domalarms is a family owned and run company. The company has its head office in Leeds on the outskirts of the city centre. Domalarms deals in all aspects of home, business and commercial security designing, supplying, and installation including burglar alarms, intruder prevention systems, CCTV systems, access control systems, automatic lighting, electrical services, fire alarms, and automated gates and barriers.

Dragon Fire & Security Systems is one of South Wales' largest independent fire and intruder alarm installers. The company offers intruder alarm, fire alarm, CCTV, remote monitoring (off-site), automatic gates and barriers, access control and door entry, emergency lighting systems' services. Dragon Fire & Security Systems is approved to all industry's highest recognised standards including NSI (NACOSS GOLD) and BAFEFire Alarm Certification Scheme.

UK's Dragon Security Systems designs, installs and maintains security systems including CCTV surveillance, fire detection, intruder detection, and access control for commercial and domestic use. The company is NSI Gold approved and quality insured to provide the highest standard possible. Dragon Security Systems also schedules regular preventive maintenance checks to both its own installations and those systems installed by other companies.

DS Securities is one of the leading independent security and fire specialists in the UK. The company aims to provide a range of innovative, reliable and dependable security, fire, CCTV, access control, network and IP technology solutions, specifically designed, installed and maintained to highest standards for customer’s individual needs. DS Securities' clients include individual home owners, small businesses and large corporations.

Cornwall CCTV, fire and security specialists, Duchy Alarms, offers a professional installation and maintenance service for a wide range of fire and security alarms and systems throughout the South West of England. Duchy Alarms has been serving the domestic and commercial industry throughout Devon and Cornwall. Previous clients include the RNLI, National Probation Service, and various Schools, Colleges, and NHS hospitals.

Dyfed Alarms Ltd is one of the largest independent suppliers and installers of intruder alarms, CCTV, fire detection systems and access control equipment in Wales. The company offers a wide range of security equipment and provides industry leading installation and maintenance services for both residential and commercial customers. Dyfed also offers 24-hour alarm monitoring and response, scheduled and emergency maintenance.

Southport's EFT Systems Ltd is one of the leading fire and security company. The company provides electrical/electronic security and fire safety systems, accredited to NSI ISO 9001, NICEIC AND JIB. EFT designs, installs, services, and maintains a range of systems, tailored to both domestic and commercial client requirements. The company offers security systems, access control, CCTV, fire protection, alarm monitoring, and specialist call systems.

East Sussex Security, established in Hailsham, is an acknowledged security expert throughout Kent, Surrey, Hampshire, and Sussex. The company's specialists advise, supply, and install a comprehensive range of security solutions for both domestic and commercial premises, including intruder alarm, fire alarm, CCTV, and access control systems. East Sussex Security ensures that the system is serviced and maintained to the current BS EN standards.

At EDSB, they believe that their culture sets them apart from the competitors. They’re a modern and progressive business with innovative ways of managing and supporting the people, and they also promote an inclusive and collaborative workplace culture, so that everyone feels at home.

Edwards Electronic Systems, Inc. design, inspect, install and service life safety and security systems, including fire alarm systems, security systems, nurse calls, CCTV, area rescue, card access and sound intercom systems.

EFT Systems Limited specialises in providing electrical/electronic security and fire safety systems. EFT design, install, service and maintain a range of top quality systems, tailored to both domestic and commercial client requirements. At EFT, we offer highly competitive price levels. Our qualified teams of skilled operatives work speedily and effectively to maximise efficiency – never compromising our high standards or personal service.

Based in Essex and London, Elan Security Systems has residential, commercial, and industrial customers all over the UK. The company is an approved NSI / NACOSS Gold installer for security systems. Elan Fire & Security designs, installs, commissions, and maintains vast range of access control, CCTV, IP systems, intruder alarms, fire alarms, and gate automation.

UK's Electrical Fire & Security Solutions supplies, installs, maintains, and offers break down fault repair services to CCTV, access control, biometric systems, door entry, intercom, intruder alarm, perimeter alarm systems, fire alarm systems, automatic electric gates, vehicle barriers, and electrical systems. The company offers services to industrial, commercial and domestic installations in Hampshire, Dorset, Wiltshire, Berkshire, and London.