Chainalysis is a blockchain data platform. The company provides data, software, services, and research to government agencies, exchanges, financial institutions, and insurance and cybersecurity companies in over 70 countries. Chainalysis data powers investigation, compliance, and market intelligence software that has been used to solve some of the world’s most high-profile criminal cases and grow consumer access to cryptocurrency safely.

Chalkline are an IT managed service provider and a Microsoft cloud solution provider. They provide businesses with the technology needed to succeed and grow.

As a manufacturer of some of the world’s most reliable, efficient, and cost-effective home control products, Chamberlain is determined to build its established reputation as the industry leader. They offer high performance garage door openers and smartphone-enabled products designed for do-it-yourself installation.

Changzhou Minking Electronic Co., Ltd. is a professional manufacturer which specializes in the research, development and production of CCTV products.

Channeltivity is a partner relationship management software platform that helps companies build strong relationships, optimise partner productivity and support new sales. They provide a wide range of software solutions, such as Channel Management Software, Partner Relationship Management (PRM) Software, Partner Portal Software and Security Software.

For over 10 years, Charter Global Ltd have been supplying specialist security shutters to prestige residential developments, commercial properties, retail premises, buildings requiring high levels of security, in high risk locations, and critical infrastructure sectors. Charter Global also supplies bespoke security shutters for specialist applications.

Chase Security Solutions specialises in: • Identity management services • Smart card applications, Smart card sector programming • A speciality house for high security quality access control products, software applications and peripherals including: - Identity anti theft solutions - Security Card issuance services - Biometrics

Checkmarx is an application security software company, whose mission is to provide enterprise organisations with application security testing products and services that empower developers to deliver secure applications. Amongst the company's 1,000 customers are 5 of the world's top 10 software vendors and many Fortune 500 and government organisations, including SAP, Samsung, and Salesforce.com.

Chiffi Group Ltd is a trusted and well established provider of high quality fencing solutions, operating throughout all areas of the U.K and Ireland. Their versatile workforce cover a wide range of sectors, with specialist teams working alongside professionals in Infrastructure, Agriculture, Education, Commercial, Security, Leisure and Sports.

China Security and Protection Industry Association (CSPIA), as the trade umbrella association for the professional security industry in the People's Republic of China, was founded in December, 1992 by the governing body of the Ministry of Public Security of China, with more than 4000 members who are responsible for more than 80% of China security business including CCTV, access control, manned security, alarm, biometrics and physical security.

Choice is a fire and security systems specialist. The company provides comprehensive service for design, supply, installation and maintenance of a wide range of electronic fire and security systems. Choice provides fire solutions to protect lives, property and other assets of corporate, commercial, financial institutions, industrial and retail businesses throughout the UK.

Chubb is one of the UK's best‑known providers of fire safety and security solutions for businesses and organisations nationwide. Chubb's security solutions include CCTV, intruder alarm, access control technologies, and visitor management technologies. The fire safety range includes the most sophisticated detectors and alarms, through to fire extinguishers, fire suppression systems, and other essential products such as emergency lighting.

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.

Cirium is the industry pioneer in aviation analytics; helping the aviation industry understand the past, present and predicting what will happen tomorrow in air travel.

CITEL was the technical innovation and functional tread in the field of managed physical security, with solutions that are now established and consolidated in the Italian market of high and mid-range. They are the first company to create a client supervision architecture entirely on Linux-based servers (1995) and the first to achieve a centralised supervision system based on WAN TCP-IP (2000).

Citrix Systems is a leader in mobile workspaces, providing virtualisation, mobility management, networking and cloud services to enable new ways to work better. Citrix solutions power business mobility through secure, personal workspaces that provide people with instant access to apps, desktops, data and communications on any device, over any network and cloud.

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.

CiVinTec Global Co., Limited is specialised in R&D, production and marketing of RFID/smart card readers, access control and time attendance system in 13.56MHz, 125 KHz and Biometrics.

Clarke Instruments Ltd, is a U.K. family company that was established in 1969. The company specialises in the supply, installation and maintenance of security and access control systems and benefits from a range of own designed and manufactured electro-mechanical products such as turnstiles, vehicle barriers, gatedrives, gatelocks, electric strikes and solenoid bolts.

CLD is the UK’s leading manufacturer of welded steel rigid wire mesh fencing. The company's product portfolio includes steel security fencing, sports fencing and access solutions.

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.