CU First Responders Finance, LLC (CUFR) is a collaboration of first responder credit unions and finance service providers that are committed to the development of First Responder Credit Unions, their members and communities throughout the United States.

The CVVFA has evolved into a family-friendly organization, fostering an environment where fire service members and their families can socialize during meetings and conventions. The CVVFA is home to all who value fire service progress and the strong bond between firefighters everywhere.

Cummins Inc., is a corporation of complementary business units that design, engineer, manufacture, distribute and service engines and related technologies. They provide a complete range of diesel engines from 260 to 600 horsepower (194-447 kW) for everything from ambulances to pumpers. They also offer a full range of hydraulic generators, power take-off (PTO) generators and standby generators.

The Copper Sustainability Partnership – CuSP for short - wants to challenge the norm and break the mould to achieve greater environmental thinking, sustainability and longevity within both construction and plumbing industries.

Custom Advanced Systems Ltd. is a supplier of safety equipment providing fire systems, emergency lighting, refuge alarms, power supplies, nurse call, and loop induction. Their reputation is built on the quality and the range of products they supply.

The mission of the Cuyahoga Falls Fire Department is to provide the highest-quality professional emergency service, fire prevention and life safety education to the community. The Cuyahoga Falls Fire Department, or CFFD, has authorized over 80 members who actively work out of five stations to provide full-service fire protection and prevention, and emergency medical and rescue services to the citizens of Cuyahoga Falls and Silver Lake, Ohio.

CWS Fire Safety GmbH – Berlin-South branch (formerly MARANG Brandschutz & Technologie GmbH) has been consistently certified as a provider of fire protection solutions for decades, thus having a comprehensive portfolio to benefit from. The company's actions are transparent, reliable, and always one step ahead.

Cy-Fair Fire Department provides professional-level fire & emergency medical services to the 164 sq. miles of HCESD #9 in NorthWest Harris County, in Texas, USA.

Cyber Systems Inc., an NFPA member is the largest and most recognized provider for fire and security services in America, operating in the United States, Caribbean, Mexico and Central America, working side by side with their clients and providers to make the world a safer place.

Cybrid Thrust focus on deep tech, and developed specialist expertise in systems with autonomous functions, advanced robotics and sensors, to solve the most challenging issues with innovative and out-of-the box thinking. Cybrid Thrust helps organizations from various industries to qualify, integrate and deliver turnkey solutions based on cutting edge technology.

Cygnus Systems is committed to driving fire safety through product innovation. Development continues on one of the world’s first completely wireless fire detection and alarm systems to create a reliable mesh network of detection devices, sounders, call points, and control panels. Cygnus Systems' wireless fire detection and alarm system is the mesh radio network for construction sites and other commercial environments.