Since its founding in 2008, Constant Home Comfort has serviced customers in Greater Toronto and surrounding areas, with high-quality, innovative and practical HVAC improvement products. They offer top-quality HVAC, furnace, and water tank services urgently. They also partner with renowned brands like Lennox, Bosch, Carrier, and more, offering a range of high-performance heat pumps.

Cool Air has been providing professional, quality HVAC services since 1992. With more than 46 years of HVAC experience, they work with all makes and models and are focused on superior customer service and satisfaction. Their technicians showcase quality and reliability at its best. A part of the local community for nearly 40 years, they are a family-owned business.

Cool Air Products is a US-based producer of HVAC solutions with problem-solving products that are cost effective and efficient. The company’s revolutionary brands, with patented technology, such as SmartSeal, SmartShot, Combat P-Trap, and Sigma Cap, are part of its product lineup. These include products for AC leak prevention and repair, additives, condensate management, capacitors, and specialty chemicals.

Cool Air Technologies is one of Orange County’s most trusted names for heating and air, and for good reason. They offer greater warranty protection, with Orange County’s longest and most comprehensive install labor warrant.

Since 2004, Cool Quest, LLC has been providing residents and business owners in Mesa, Arizona, USA and surrounding areas with dependable, high-quality refrigeration services and more. Their heating and air conditioning contractors specialize in commercial air conditioning repair and residential air conditioning repair heating, ventilation and air conditioning (HVAC) maintenance, repair and installation.

Cool Running Air specializes in providing residential and commercial HVAC services to home and small business owners in South Florida, USA. For commercial clients, they specialize in rooftop units, VRF systems, mini-splits, PTACs, split systems, refrigeration, and water-source heat pumps. On the residential side, they focus on new construction, split systems, single-zone mini-splits, and whole-home mini-split solutions.

Founded in 2015 by a team of experienced engineers, Cool Techies is dedicated to providing Houston homeowners with exceptional HVAC system optimization. At Cool Techies, they understand the importance of a properly functioning HVAC system for total home comfort. Unlike other companies that may lack in-depth knowledge of HVAC systems, their team of HVAC experts takes a personalized approach.

Coolair Equipment Limited is one of the UK’s leading air conditioning companies. Their specialist team of engineers and project managers work to provide a range of tailored air conditioning solutions to customers across UK.

CoolSys is the parent company of an operating businesses that provide a full spectrum of best-in-class service experiences and solutions to the retail, commercial, and industrial refrigeration and HVAC industries. The CoolSys corporate brand was developed to unite a growing family of refrigeration & HVAC operating brands into one family, while providing strategic guidance and leadership, along with best-in-class experience.

Copeland are the importers and suppliers for HVAC related products and spare parts for numerous esteemed companies worldwide. Copeland provides global solutions to improve human comfort, safeguard food and protect the environment.

Cora Duct Cleaning offers a wide array of air duct cleaning services for homes, commercial and industrial across Southern Ontario. Established in 2010, Cora has provided duct cleaning services to thousands of clients across the GTA and Ontario. Apart from duct cleaning, specialized air filters, furnace cleaning, dryer vent cleaning, a/c cleaning, central vacuum cleaning and other services are provided by the company.

Cosaf is a pioneering expert in the application, design, installation, and commissioning of pioneering-edge evaporative cooling, heating, smoke/fire ventilation, and air conditioning (HVAC) systems. Combining 30 years of heritage with considerable experience and expertise has enabled Cosaf to develop systems and services that have been specifically designed to minimize energy consumption while maximizing both free cooling and heat reclamation.

Servicing the South West, Cosgrove & Drew provide best in class mechanical engineering services, such as domestic installations, full industrial and commercial projects, and servicing and maintenance. They are a UK-based plumbing, heating, mechanical services and building maintenance company that undertakes the smallest maintenance work right through to complete refurbishment.

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.

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.

CSD provides all services for the air conditioning, ventilation, and refrigeration industry. The company is certified for BESA, Avetta, Safe Contractor, and REFCOM Elite. CSD is Daikin D1 partner, engineers hold a minimum of level 2 city and guilds RAAC and are all certified in FGAS 2079, IPAF 3a/3b, and PASMA and trained in health and safety.

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.

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, 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.

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.

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.

Dallas Plumbing Company is a family-owned commercial and residential HVAC and plumbing company based in Dallas, Texas since 1903. They have sold, installed, maintained and repaired thousands of air conditioning systems across the Dallas area.

Dawsongroup truck and trailer are the UK's largest independent truck and trailer provider specializing in contract hire, rental and leasing of 4×2 and 6×2 tractor units; curtain side, box and refrigerated rigids; curtain side, box, skeletal, step frame, platform and refrigerated trailers; car transporters; and specialist and bespoke vehicles.

Decsa Srl is Italian excellence in the development, production and distribution of evaporative cooling products. Their closed-circuit and open cooling towers and evaporative condensers perfectly meet the HVAC, process cooling and industrial refrigeration markets.

Degree Day is an ISO 9001:2015 certified Indore-based Air Conditioning firm, which provides one-stop HVAC system solutions and consider themselves to be one of the major organizations for Design and Project Execution of Ventilation, Refrigeration and Air Conditioning applications.

Deltrian (Deltrian International) is specialized in the filtration field for over 50 years. Thanks to its experience, the company is an expert in the air-quality management in various fields such as food-processing, automotive, microelectronic and pharmaceutical industries, and also in hospitals.

Denair HVAC is one of the fast-growing HVAC companies in New York. Denair HVAC has the expertise to get the job done on time and within budget. They provide Ductwork, HVAC Equipment Installation, Preventive Maintenance, Repair/Service, Piping, Shop Drawings, Project Management, Project Coordination, HVAC, Mechanical, Cooling Tower, and Boiler.

Dennis’ Heating and Air Conditioning, Inc provides HVAC Installation, Retrofits, Service and Maintenance, as well as a full service sheet Metal Fabrication Shop. They are capable of fabricating almost anything, if customers can draw it, they can build it. The company is known for their knowledge, reliability, and incredible customer service.

DenPro HVAC believes in exceptional customer service and setting the bar high in the industry. They are a locally owned and operated HVAC company serving south central Pennsylvania. From standard preventative maintenance to full replacements, both residential and commercial, they cover all HVAC needs.

Denron Plumbing and HVAC, LLC. is a plumbing and HVAC sub-contractor based in Manchester, New Hampshire. They provide Commercial Plumbing and HVAC, Service and Maintenance, Building Information Modeling (BIM), Pre-fabrication, Construction, and Design Build.