Core HVAC is exclusively a TRANE and Mitsubishi dealer because they believe wholeheartedly it is the best equipment they can provide the customers.

Corning Incorporated (Corning Inc.) s one of the innovators in materials science, with a 167-year track record of life-changing inventions. Corning applies its unparalleled expertise in glass science, ceramics science, and optical physics along with its deep manufacturing and engineering capabilities to develop category-defining products that transform industries and enhance people's lives.

Cosby Heating carries a complete line of indoor comfort equipment with innovations that raise the standards of comfort and reliability, including air conditioners, heat pumps, gas furnaces, programmable thermostats, humidifiers, ductless split systems, geothermal systems, boilers, air cleaners, ultra violet lights, ventilators and zoning products.

At Countryside Heating and Cooling Solutions, they are dedicated to providing top-quality HVAC services to their valued customers in the Minneapolis-Saint Paul metropolitan area.

County Wide Mechanical is proud to service the heating, cooling, and plumbing needs of homes and businesses in Connecticut.

Covar Aircare provides exceptional A/C repair and installation throughout the entire Houston & Surrounding areas.

Cozy is a manufacturer of direct gas heating equipment known for its commitment to product quality. Designed to withstand the test of time, Cozy heaters are engineered for long-term comfort and dependability. Cozy Heaters use the highest quality components and are constructed by expert American craftsmen, we take pride in each and every product we produce.

CPR Industries - Air Compressor Parts & Repair division operation encompasses all aspects of air compressor systems. Including complete new units along with all accessories. With the various distributorships the company can offer a wide range of products and service.

CPS Products, Inc. serves multiple industries with application-built, industry-specific innovations and advancements in technologies and products. The CPS product development team consists of engineers across all fields: electrical, mechanical, software and chemical and even HVAC/R. In addition, CPS invests heavily in industrial design so new product solutions reach state-of-the-art in aesthetics and ease-of-use.

CRAC Parts and Service Company is the source for CRAC parts and the exclusive worldwide OEM parts distributor for Data Aire CRAC equipment. Since 2022, they have helped HVAC professionals maintain critical cooling systems by supplying genuine OEM components for Data Aire CRAC units. They offer fast access to a comprehensive inventory of Data Aire parts including controllers, fans, compressors, sensors, motors, humidifiers, reheat coils, and more.

Crawford Company specializes in heating, air conditioning, plumbing, electrical, laser cutting, machining, welding, fabrication and brewing equipment.

Crump AC & Heating specialize in AC repair and maintenance, so that properties stays cool when needed. When the cooling system breaks down or has an issue, they are there to assess and find the source of the problem. Their expert technicians will proceed with effective techniques to resolve the issue and maintain the air conditioner.

Cryo-Chem International Inc. are the inventors and manufacturers of Self-Sealing Refrigerants and Dehydrants (moisture eliminator) for air conditioning systems. Their products are Cryo-Silane®, Dry-Pak®, Cryoseal®, Tune-Air®, which are developed for professionals in the industry.

CSA Group is dedicated to testing for safety, social good and sustainability across key business areas and specialized markets and technologies.

CSTK is a diversified transportation solutions provider of products and services for a variety of applications, including Thermo King transport refrigeration units, comfort systems, auxiliary power units, customized truck bodies, construction equipment, trailer repair & parts, aftermarket HVAC for vehicles & equipment, fleet vehicle graphics, lift gates, trailer skirting, and much, much more. CSTK also offers parts and service for all products.

CSW Industrials is a diversified industrial growth company with a portfolio of industry-leading businesses in Industrial Products and Specialty Chemicals. Their products include mechanical products for heating, ventilation and air conditioning (HVAC) and refrigeration applications; coatings and high-performance specialty lubricants.

Cullen Mechanical Inc is a factory authorized service, install and Startup Company for multiple manufacturers. They are a commercial based mechanical company specializing in heat and cooling plants, roof top equipment and energy recovery systems.

Cummins Heating and Air in Dewey, OK, is their trusted partner for all HVAC needs. They specialize in heating and cooling solutions, offering expert installation, repair, and maintenance for both residential and commercial clients. Their experienced technicians are dedicated to ensuring comfort year-round with energy-efficient systems and personalized service.

Cummins Inc. empowers people to grow their careers through meaningful work, building inclusive and equitable teams, coaching, development and opportunities to make a difference. Their wide range of services include Cummins Engine Business, Cummins Power Generation, Cummins Distribution Business, Cummins Turbo Technologies, Cummins Emission Solutions, Cummins Fuel Systems, Cummins Filtration, and Cummins Electrified Power.

Cunningham AC, Heat & Propane is a family-owned HVAC and comfort services company based in Daytona Beach / Holly Hill, Florida. The business focuses on providing comprehensive heating, ventilation, and air conditioning services — including AC installation, repair, maintenance, and HVAC system solutions — along with propane (LP gas) services and related products.

Cunningham, Inc. is a mechanical contractor that believes in providing the highest value to customers with high-quality craftsmanship, and cutting edge technology. Their broad range of services include HVAC equipment, plumbing, electrical, architectural metals, industrial and commercial services, and Geo-thermal solutions.

Custom Controls Company is the manufacturer of explosion proof, hazardous location and industrial duty air conditioners, heaters, NFPA 496 building pressurizers, chillers and control panels - since 1960.

Custom Filters Direct is a reputable manufacturer and supplier of high-quality, custom-made filters catering to various industries. With years of experience in the field, they offer a comprehensive service from design to delivery. Based in New York City, Custom Filters Direct serves the entire USA, and they have one of the country’s largest selections of air filters ready for delivery.

D-Tech Sales are the HVAC/R manufacturer's representative covering California, Nevada, Arizona and Hawaii representing Eaton B-Line, Hartell Pumps, CFM Fans, Fieldpiece Instruments, REFCO, Panasonic HVAC, Williams Comfort Products, Sensible Products, Dow Products, EWC Controls, Eaton-Edison & BMP Refrigerants.

D.T.M. Heating And Air Conditioning proudly serves Dallas - Fort Worth Metroplex, Texas area. As a trusted and reliable HVAC contractor, they specialize in a variety of HVAC installations. They offer comprehensive services including AC repairs, AC installations, thermostat services, heat pump repair, and gas furnace repair. Their expert technicians deliver exceptional service using top-quality parts and equipment.

Dabek Heating & Cooling is a full-service HVAC Company based in Trever, WI. They specialize in installing any makes and major brands of heating and air conditioning systems including air conditioners, water heaters, radiant heating systems, whole home monitoring systems and more.

Dagar Heating & Airhelp with the heating and cooling systems in home or office. Based in Carrollton, their air conditioning repair technicians receive raving reviews as they service homes all over the Dallas metroplex. They strive to offer honest advice and perform expert heating and ac repair services.

A wholly owned subsidiary of Daikin Industries Ltd., delivers engineered advanced HVAC technology for commercial, industrial and institutional customers with knowledgeable application expertise.

Daikin Comfort is a global indoor comfort solutions provider. From heating and cooling replacements to indoor air quality improvements. The people at Daikin strive to enhance HVAC reliability, efficiency, and sustainability every day.

Daikin is a leading innovator and worldwide provider of advanced, high-quality air conditioning and heating solutions for residential, commercial and industrial applications. In their nearly 90 years of operation, Daikin has sold millions of systems throughout 90 countries. It is their commitment to quality, service and innovation that has allowed them to become the largest manufacturer of HVAC systems and refrigerants in the world.