Credible Technology is one of the leading importers, installers (Door to door service) and software development company in Bangladesh. The companies offer products such as access control solutions, CCTV systems, fire and smoke alarms, RFID, network equipments, and time & attendance software.

Crime and Fire Defence Systems Ltd is a turn-key perimeter security systems integrator; a very adaptable and forward thinking organisation that puts the customer first. Based in the UK, Crime & Fire Defence provides perimeter fencing, electrified fencing, intruder detection, CCTV systems, access control and control room software and monitoring systems.

Crime Intervention Alarm, or CIA, has been providing security and surveillance systems for homes and businesses in the York, Pa and Mid-Atlantic region for over 15 years. From burglary protection to fire and medical monitoring to video surveillance, CIA offers security systems linked to one of the fastest monitoring network in the US.

Crime Prevention Services have designed, installed, maintained and monitored electronic security systems for over 30 years. The solutions are tailored to individual needs. Crime Prevention Services offer commercial security, home security, alarm receiving centre.

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.

Critical Systems specialises in enterprise-class fire alarm, fire suppression, life safety and integrated building security solutions for high-rise properties, healthcare campuses and mission-critical data, manufacturing and distribution facilities in Atlanta and its suburbs.

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.

Crystal Keys Locksmith & Security Services offers complete locksmith services for the Thorsby, Alabama region. The company provides services for burglar alarms, alarm monitoring, CCTV, access control devices and fire alarms.

Based out of Casablanca, Morocco, CST Securite offers a wide range of video surveillance, door security, home automation, access control, fire detection, anti-theft systems, alarms, queue management and remote monitoring solutions.

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 Alarm, part of Custom Communications, Inc., specialises in fire alarm systems, intrusion detection, video surveillance, and access control solutions for both residential and commercial owners. They provide organisations with UL certificated systems as well.

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.

Cyelcor Ltd offers solutions such as CCTV, Intruder Alarms, Security Smoke Systems, Fire Alarms, Access Control, Video Door Entry Systems, Smart Home Automation, Oil & Gas Telemetry, Systems, Automated Swimming Pool Dosing. The company also provides consultancy services for home and business owners.

Cynat are an end to end security and automation solution provider for all type of commercial, industrial, organisational and domestic establishments. It deals in all type of CCTV, access control, time attendance products, fire alarms, fire hydrants, intrusion alarms, PA systems, GPS based solutions and customised software.

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.

Dakak integrated systems is one of the most prominent security solutions firms in Egypt, delivering up to date products, providing cunning consultations, tailoring solutions to fit situation at hand for leading corporations and institutions throughout Africa and the Middle East. The company serves has a strong presence in aviation services, public safety, data centres, energy infrastructure and government facilities, among others.

Danaide SA is a company dedicated to providing turnkey electronic security technology solutions. The Argentina based company offers video surveillance, commercial vehicles with embedded video, capture license plates, access control, fire and alarm detection and intrusion detection to private or government sector.

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.

DCI was started by a group of young entrepreneurs with an objective of providing electronic security systems / products at best price and support. At present, they are engaged in the field of security surveillance systems, security control systems, access and attendance recording systems, fire safety alarm systems, CCTV and home appliances & healthcare products.

DC Solutions is a CCTV installer based in Luton.