CID Fire and Security are the premier security installation, maintenance and repair company in the South West. They have been trading since 1988 and have grown from a small family-owned business. With their head office in Somerton, they are ideally located to cover Somerset, Devon, Dorset and the surrounding areas.

Cielotec is a full-time security provider company. They install, service, and maintain all the installations professionally by their employees and never use subcontractors.

Cinegration designs and installs custom smart homes for clients all around Colorado and Hawaii. By integrating lighting, security, climate control, audio/video, and more, we provide a smart home environment that is safer, greener, and more intuitive. They provide Home Automation, Consumer Electronics, Computer Networking, Custom Programming, Audio/ Video, Home Theatre, Smart Home, and Technology Solutions.

Cinemagic Entertainment offers a cost-effective security cameras installation service in entire New Jersey, specialising in the design and installation of custom home theatre systems, home automation installation, lighting control, wireless networks, telephone systems, and surveillance systems.

Cinos is a specialist security and audio visual systems integrator, providing reliable cost effective solutions and professional services to public and private sector clients in the UK and overseas.

Cipro Uganda Ltd is a Ugandan-based professional consulting firm focusing in a wide array of businesses such as logistics management, asset tracking, fleet management, business advisory, it procurement supply and installations and management services.

Circle UK Group delivers integrated risk management solutions to safeguard people, property, and assets.

Citadel Co is a technology-driven company dedicated to delivering smart, secure, and connected solutions. They specialise in the installation, integration, maintenance, and repair of cutting-edge systems across four key areas: Security Systems, Home & Building Automation, Data & Communications, and Audio Visual Systems.​​ Whether it’s a new build, retrofit, or service upgrade, they deliver reliable solutions that work now and into the future.

Citrus is a company based in India that provides IoT solutions and cloud computing services for enterprises.

City Electrical Factors Ltd is a private limited company established in 1951. They are the United Kingdom’s leading Electrical Wholesale Network with almost twice as many distribution outlets as their nearest competitor.

Civic Technologies allows people to control the use of their identity information by providing a secure identity platform. The company uses blockchain identity verification technology to secure and protect personal information transfer.

Clarion Security Systems Ltd is a security company in Manchester and are dedicated to the design, installation, service and maintenance of CCTV, Access Control, Intruder Alarms, Intercom, Visitor Management and Integrated Security Systems for commercial enterprises.

Clarion Security Systems is a security company dedicated to the design, installation, service and maintenance of CCTV, access control, intruder alarms, intercom, visitor management and integrated security systems for commercial enterprises.

Claroty provides enhanced protection and security for industrial control networks to ensure safe and reliable operation of the world's critical infrastructures. They provide industrial cyber security, ICS, OT, operational technology, cyber security and network security services.

Classwatch supplies mobile video systems and fixed video systems for the UK education sector. Classwatch is an audiovisual recording system that allows teachers and students to learn from and share their classroom activities.

Clavister is a renowned European cyber security vendor with over 20 years of experience. Seated in Sweden, the company has customers such as communication service providers, governments, enterprises and managed security service providers (MSSPs), in more than 150 countries. Clavister provides unique security solutions to protect their digital assets and secure business continuity.

Clay Solutions is an Amsterdam-based software company that specialises in cloud-based smart lock technology. With a team of over 50 talented technology lovers, and innovative thinkers with over 25 nationalities known as ‘Bricks’, together they are making waves in the access control industry.

CLEAR’s mission is to create frictionless experiences. With more than 12+ million members and hundreds of partners across the world, CLEAR’s identity platform is transforming the way people live, work, and travel. Whether it’s at the airport, stadium, or right on the phone, CLEAR connects users to the things that make everyday experiences easier, more secure, and more seamless.

Clear Cloud Solutions is a full service Security Systems Integration and Electrical Contracting company based out of Southern California. They provide cutting-edge security systems design build, sales, and installation to the industrial, commercial, public, and federal sectors.

Clear Connection Inc is a Maryland-based technology consulting and security services firm. They provide security, IT, telecom, network infrastructure and VoIP solutions. They also provide consultancy and technical support services.

Clearshield Surveillance is a locally owned and operated security systems company in the heart of Central Texas serving the Temple, Waco, Killeen area. Founded in 2009 with the goal of making home and business security surveillance easy, affordable, and reliable.