Chris Lewis Fire & Security is a security solutions installer in the UK. The company provides fire and security, intruder alarms, CCTV systems, access control and gates, and integrated security installations for domestic and commercial premises. The company is members of the Electrical Contractors Associations, Security Systems & Alarms Inspection Board, National Security Inspectorate, Fire & Security Association and Fire Industry Association.

Chronicle LLC is a company known to provide software solutions and network security services. Their solutions ensure enhanced cyber and data security for enterprises.

Chronosphere is the observability platform built for control in the modern, containerised world. They empower customers to focus on the data and insights that matter by reducing data complexity, optimising costs, and remediating issues faster.

Chubb Edwards provides an unparalleled portfolio of security and life safety solutions to Canadian institutions, businesses, and residences. They deliver advanced solutions to many demanding security and life safety requirements across the country. Their service portfolio includes fire and life safety systems, home and commercial security systems, burglar alarms, access control, CCTV/video surveillance, nurse call, wireless systems and more.

CI3 Integrators is a security systems integrator. CI3 designs, builds and installs advanced integrated automated controls and security 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.

CIOSO is a Global Security Services firm with an experienced team of Information Technology and Cyber Security Professionals that assist organizations in designing, implementing and continually evaluating a Risk Based Cyber Security Capability that reduces cyber risk while actively demonstrating regulatory compliance.

CipherLab is a pioneer in the design, manufacture, and marketing of Automatic Identification and Data Capture/Collection products and systems. The company's mobile computers and scanners are integrated into the networks of some of the world's best-known logistics, retail, distribution, and healthcare companies, helping them run more efficiently and effectively both onsite and on the road.

Circumvent is a cloud security company with offices in Sydney, and San Francisco, focused on changing the way enterprises manage the security of their cloud infrastructure and applications. Rather than manually triaging individual alerts and assessing business context after the fact, Circumvent’s platform autonomously correlates and triages alerts, delivering accurate prioritisation and supervised remediation with one-click human verification.