By Light Professional IT Services LLC (By Light) provides a full range of hardware and software engineering services to defense, civilian, and commercial customers worldwide. Driven by a management team that leverages real-world expertise from the defence, intelligence, federal healthcare, and commercial sectors, they provide reliable, efficient, and cost-effective IT solutions.

CamBox is one of the major manufacturer of functional, durable and aesthetic, security camera installation accessories and Wi-Fi installation accessories. CamBox presents innovative solutions for the industry.

Based in Winter Garden, Florida, Candela Controls, Inc. is a nationally recognised company providing complex, turn-key solutions for integrated lighting and lighting control systems. Candela Controls specialises in combining the latest cutting edge technologies to meet or exceed today’s residential and commercial needs. Candela Controls is involved with multiple award winning projects across North America, South America, Europe, and far East.

CannaGuard Security specialises in engineering custom security systems specifically for the cannabis industry in all current and future marijuana-legal markets. The company works to ensure all federal, state and local laws and regulations are met in facilities catering to the medical and recreational use of marijuana. CannaGuard’s robust security systems and smartphone app makes it easier to monitor activities and employees at your business.

CANTONK COOPORATION specialises in R&D, and the producing and marketing of all types of electronic security products, like HD Network Megapixel IP Cameras / analogue CCTV Security Surveillance Cameras and DVR solutions.

Captis Intelligence specialises in asset protection solutions using an advanced facial recognition system. The company has developed systems for identification of criminals and communication of alerts to law enforcement along with neighboring businesses through secure information exchange portals. Their Solveacrime.com, is used by retail stores, campuses, and homeowners alike to identify and curb criminal activities in their vicinity.

Carrier provides a wide range of residential, commercial and industrial systems, including fire and carbon monoxide detection, alarm signalling, incident management, evacuation, monitoring; fire, gas and water mist suppression, fire and gas safety solutions, and HVAC. They also offer access control and event monitoring, electronic locks and video management.

Since being founded in 1975, Cartell has been a pioneer and innovator in vehicle detection systems for consumers. Its parent company, Preferred Technologies Group, manufactures the Cartell brand to offer homeowners and businesses ultra-reliable, top-quality driveway alarm and free exit systems that provide safety, peace of mind and convenience.

Castlebank Security Solutions is a security services provider. Based in the Stafford, UK, the company provides high profile security, maritime security, physical security and manned guarding.

Founded in 1954 in Osaka, Japan, CatEye is the leading manufacturer of cycle computers, lights and reflectors to cyclists in the world. CatEye is the world's leading producer of safety lights. From it's head office in Osaka, Japan, CatEye manages two factories in Japan and one in China, and is an ISO approved manufacturer.

IP Video Management Software Cathexis has been developing video surveillance solutions for significant blue-chip customers across the globe since its establishment in 1999. The CathexisVision IP Video Management Software is smart surveillance software that goes beyond security requirements of any market sector. Cathexis has a reputation for exceptional support, product enhancements, powerful features and integrations which set us apart.

CCTV Security Camera Sytems is a premium supplier of quality CCTV, GPS vehicle / car trackers, home alarms, wireless GSM alarms and car DVR / camera recorders.

CeComunica is a Panama-based professional mobile radio operator that is renowned for providing professional, trunked, conventional, digital, HF and wireless radios. The radios and communication products are utilised in telemetry, security, access control, vehicular location and control equipment. The company is also known for offering integrated radio communication systems in corporates and other fields for security, control and administration.

CEM Systems, a Tyco International company, is a leading provider of advanced security management solutions including integrated access control, ID Badging and alarm monitoring systems. From design and manufacture through to maintenance and support, CEM provides a total solution that can be customised to meet the unique needs of today's organisations.

Centro Sistemi Antifurto are leader in the design, installation and support of intrusion detection systems civil and industrial, as well as perimeter protection of internal and external systems CCTV CCTV with video recording, analysis, processing and transmission of images on the phone line , fibre optics, over the air. Based in Turin, the company also deal with systems for fire detection, access control to high-security areas.

Centurion Fire & Security Ltd was founded in September 1974. Centurion Fire provides CCTV systems, fire systems, intruder alarms, access control systems, COVID-19 prevention systems and much more.

CGC Solutions & Services is a security integrator and managed security services provider specialising in selling security solutions in the Central Europe and North America markets. The company offers a high-quality solutions for facility and information security management and monitoring.

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

Checkpoint Systems is a global leader in merchandise availability solutions for the retail industry, encompassing loss prevention and merchandise visibility. Checkpoint's solutions are built upon 45 years of radio frequency technology expertise, innovative high-theft and loss-prevention solutions, market-leading RFID hardware, software, and comprehensive labeling capabilities, to brand, secure and track merchandise from source to shelf.

CHeKT is a video monitoring product and platform. The CHeKT Bridge is a revolutionary hardware device that allows a professional security integrator to 'bridge'​ any alarm panel to any ONVIF compliant camera or recorder, introducing video to an operator when an alarm signal is received in their automation software.

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.

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.

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.

Climax Deutschland GmbH develops and produces market security systems for the tele-care, security and home automation branch.