City Lock and Safe Ltd was founded in 1957, and has established itself as one of the North West's leading locksmiths and suppliers of security products. City Lock and Safe Ltd., provide a wide range of security equipment and services to secure all types of properties including residential homes and businesses from commercial and industrial to metropolitan & county councils, NHS trusts, police authorities and blue chip companies.

Clockwork Security Limited offer a fully tailored security service for building and construction companies (static guards and mobile guard patrols), office businesses (key holding, alarm response), pubs and clubs (door stewards security), individuals (close protection) as well as anyone looking for one of event staff for football, races, functions and corporate hospitality.

Coast2Coast Locksmiths is an established family business supplying a prompt and reliable 24 hour 7 day a week emergency locksmithing service. The company offers services like lock changes, lock repairs, digital locks, security upgrades, full hotel systems, upvc door and window locks, etc.

Cobra Fire and Security Ltd is responsible for providing the best solutions for any fire and security needs to businesses and domestic clients nationwide. They strive to provide the best service possible through being innovative, encouraging curiosity and striving to exceed expectations. Through this, they generate solutions that are progressive both within their workplace and throughout the industry.

Colonial Lock Supply is a wholesale distributor of lock supplies to locksmiths and qualified wholesale customers. With a unique marketing strategy they assist each dealer in creating an opportunity to enhance their gross sales. Colonial Lock Supply support their customers with their sales team and the assistance of the manufacturers that they represent.

Command Access is a manufacturer and modifier of high quality electric locks, panic hardware, power transfer products, power supplies and support components. Command Access electrified mortise locks allow for remote keyless access and egress control for heavy use applications where as its electrified cylindrical locks allow for remote keyless access and egress control for standard commercial use applications.

Community Safety Development Global Group work with international clients to bring the best knowledge and expertise to support risk and threat assessments, security reviews, design and built. They suggest the best possible and cost effective solutions.

Comnatz was founded in 2005 with the aim to deliver professional building security solutions. It provides and supplies wireless LAN links, cable networks and cable accessories, industry cables, fire alarm systems, CCTV surveillance and access control systems, combined with local design and support services.

Complete Security Essex is an approved installer recognised by NSI (National Standards Inspectorate), formerly known as NACOSS. Complete Security has NACOSS Gold Approval (NSI’s premier scheme) for the installation of intruder alarms, CCTV and access control reflecting Complete Security’s technical expertise and high quality business and operating standards.

CompuGeorge is a leader, distributor and system integrator in the field of security systems including, access control, video surveillance, and time and attendance. CompuGeorge established in 1991, as an independent, market-oriented IT company, whose purpose and goal is to offer total solutions backed up with excellent service and support.

COMSUDA, established in Qatar in 2007 as a medium sized engineering service & networking company has emerged as the world-class enterprise Telecom services co. They design, build and support enterprise network architectures using the best technologies available, suited to their customers' unique requirements. Their software division is well-equipped to cater software, web & multimedia solutions to their clients.

CTS offers consulting, design-build, installation, integration, project management, program management and maintenance to fit the unique needs of clients. Based in Virginia, the company provides engineering security services and intrusion detection systems for industries, like the IT, and Telecommunication industries among others. CTS clients are from both public and private sector.

Conqueri is the foremost supplier of communications and security products, electrical and electronic wire and cable, fasteners, and other components.

Consort is an ISO 9001:2008 certified company and the products that it offers are tested to the most stringent industry and European standards including BSEN, CE, and Certifire. It also offers a full range of BHMA, ANSI and UL tested products from the U.S.A. Consort provides a range of certified hardware products for all sectors with a particular focus on education, healthcare, hospitality, residential and commercial applications.

Continental Access has been a pioneer in the access control industry since 1961. It is a part of the Napco Security Group. The company's CardAccess CA3000 system is a full security-management suite that provides the cutting-edge, technological backbone needed to be able to support, manage & protect today’s schools, hospitals and corporations.

Control4 is a leading provider of personalised automation and control solutions, that help in controlling virtually any device in a home or business, automatically.

Cook Security Group is an Information Technology and Services firm that provides customers with primary technology solutions covered in their interactive Infographic including Alarm, Video, Access Control, ATM/ITM, TCR, Cybersecurity, Middleware, Drive-ups, and Safes. They specialise in security, IP cameras, CCTV, digital video, ATM/ITM and other services.

Corbin Russwin has been a leader in high-quality commercial grade hardware targeted at commercial and institutional facilities. The company offers ANSI/BHMA Grade 1 mortise locks, cylindrical locks, exit devices, door control, high security key systems and electromechanical and access control hardware.

Coselec Pte Ltd is a distributor for technologically advanced security products. Operating in the Asia Pacific region, Coselec offers a more secure and smarter way to manage keys and valuables. The company’s innovative security software can easily scale up to a corporate setup and will work on a physical computer or a virtual environment.

Cowley Security Locksmiths supplies locks, keycutting, ironmongery, master key suites and key cutting to code. Based in Twickenham, Cowley Security is a family run business that supplies to the trade and public.