Champion Heating & Air Conditioning delivers unrivaled reliability and energy efficiency heating and air conditioning products for residential and commercial use.

Charles D. Jones & Co. is a wholesale distributor of Heating, Cooling and Refrigeration Products serving customers since 1939. The Jones Company is wholesale only and handles equipment for heating, refrigeration, and air-conditioning installations for residential, commercial, and industrial applications.

Jarrell is a full-service mechanical contractor that works with general contractors, owners, developers, architects, and manufacturers in the St. Louis area and across the United States.

Chatham Brass is a family owned and operated plumbing and electrical manufacturer located in central New Jersey, USA. They provide the plumbing and electrical industries with quality products such as pipe cable, electrical heating, silicone sealants, thermostats and controls, guards along with extensive inventory and exceptional customer care.

Chesapeake Systems is a well-established HVAC Manufacturers'​ Representative for the Mid Atlantic Region. Over the last thirty years, their experienced professionals have been working together to exceed customers'​ expectations. Their combination of veteran sales personnel coupled with young energetic professionals all share the common goal of providing premier service to all customers.

Chong's Corp. provides the most complete service, parts and equipment supply on the island.

Chris HVAC Solutions are renowned suppliers of Residential, Commercial and Industrial Air Conditioning Units. Chris HVAC Solutions equips efficient HVAC certified and qualified installation teams that get the job done for customers. In addition, they also undertake thorough system servicing and maintenance with optional service plans available.

Christian & Co. Inc. is a Liaison between The World's Premier Manufacturers and Select Distributors in Michigan and Toledo, OH.

Christmas Air has always been great to work with as they offer regular maintenance for HVAC equipment and valuable discounts on their services and new equipment. They offer free estimates for heating & air conditioning equipment replacement.

Chromalox is a thermal technology company. They engineer thermal solutions for the world's toughest industrial heating applications. Their Heat Trace segment delivers temperature management solutions for piping systems, valves, and tanks.

CIAT is a pioneer in heat pump heating, summer comfort and air handling solutions for the residential, commercial, healthcare and industrial sectors. CIAT provides solutions based on three fundamentals - comfort, optimization of energy consumption, and improvement of indoor air quality of buildings.

Cielo Smart Wi-Fi air conditioner controllers work with all types of ACs that have an IR remote control.

Cincy Heating & Cooling is a professional residential and commercial HVAC service company serving Cincinnati Ohio and the surrounding areas. They also provide emergency air conditioning repair services for the locals in the areas they serve if customers are having an emergency.

The Chartered Institute of Plumbing and Heating Engineering (CIPHE) is the professional body for the UK plumbing and heating industry. It is also an educational charity. As the professional body for the UK plumbing and heating industry, the CIPHE has represented, supported and developed members since 1906.

Classic Heating & Air is a full-service, family-owned, and operated heating and air conditioning contractor dedicated to serving HVAC needs. They have plenty of service trucks constantly buzzing the metroplex so their technicians are never far away.

Clean Air Fund is a global philanthropic organization working with governments, funders, businesses and campaigners to create a future where everyone can breathe clean air. The fund and partner with organizations that promote air quality data, build public demand for clean air, and drive policy change. They influence and support decision-makers to act on air pollution.

Clean Air Systems of LA, Inc. is the one stop shop for commercial and residential air conditioning and duct cleaning services in Shreveport, Louisiana, USA. They are a Charter Member of National Air Duct Cleaners Association as well as a member of the Indoor Air Quality Association, the Comfort Institute, the Shreveport Bossier & National Home Builders Association, and the Better Business Bureau of Shreveport, LA.

Easily installed in new or existing heating and cooling systems, Clean Comfort whole-home solutions work invisibly, silently and automatically to treat and filter the air in homes. Whole home air cleaners by Clean Comfort help protect and maintain the efficiency of central heating and cooling system by eliminating the build-up of dirt, dust and other pollutants. Clean Comfort humidifiers and dehumidifiers can make the air feel warmer and cooler.

Clear Drain LLC. Say an air conditioning system relies on a drain line to remove excess moisture. When this line becomes dirty and clogged, it can cause a backup and lead to serious water damage to the home or business. Stay protected from the risk with AC water treatment products from Clear Drain LLC.

At Clim8 A/C Ltd, they sell, install and support a comprehensive range of Air Conditioning and Refrigeration systems for commercial and residential customers.

CLIMACIAT represents the modern air handling units that CIAT has been offering for more than 40 years. The first air handling units were produced more than 80 years ago. Ecodesign is a very important component of the studies for the CLIMACIAT Airaccess/Airtech/Airclean range. The resulting product has a low environmental impact, in terms of its constituent materials and their recyclability.

Climalife Galco is one of the world's leading distributors of products for refrigeration, air conditioning and heating installations. It markets a complete range of refrigerants (Frio+) and chemical products such as lubricants, heat transfer fluids, cleaning products.

Climasystem Magnanimpianti was founded in 1971 as a company operating on the plumbing and heating systems market.

CDI designs and manufactures desiccant dehumidifiers and critical process air handlers. Optional patent NoThruMetal design meets demand of low temperature environments without condensing.

As a locally owned and operated company, Climate Control Systems stands behind their work. Owned and operated by the same family for over 50 years, they provide customers with the best HVAC service in Frankfort and the surrounding areas. All of their technicians are trained and skilled. They perform background checks on all the employees to ensure the homes and businesses are safe in their hands.

CLIMATE SHIELD is a full service heating, air conditioning company in the Greater New Rochelle, Yonkers, White Plains and surrounding areas. From indoor air quality system installations to repair, maintenance or replacement, they are focused on finding the right solution for the user.

ClimateMaster researches, develops, manufacturers and markets the most advanced water source and geothermal heat pump systems. They also offer a comprehensive product line with innovative product selection software for residential, commercial and industrial applications.

Clockwork's One Hour Heating & Air Conditioning franchisees offer residential repairs, replacements, maintenance, IAQ, duct work and protection plans.

CM Engineering is a progressive mechanical, electrical and plumbing engineering firm, founded in 1993, to expand the level of innovation and professionalism available to prospective clients. They serve clients nationwide and worldwide.

Since its establishment in 1985, CMC has carved an international reputation for designing controls without compromise and that add value to manufacturers that incorporate them. CMC’s approach to producing robust, multi-functional control solutions from its Belgium-based facility has seen the business evolve into a multinational firm with a presence in China, USA, France, Turkey and the UK.