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.

Crystal Air Ltd is a major service supplier in the field of air conditioning with regard to installations, servicing and maintenance. As one of Ireland's renowned air conditioning and indoor weather control specialists, they offer a broad portfolio of products from multiple VRF systems to split systems, as well as AHU and chiller technology serving FCU's and chilled beams.

Crystal Air Solution is an independent designer, manufacturer & consultant of Air Pollution Control Equipment, Bag Filter, Dust Collector, Centrifugal Fans & Blowers, Pneumatic Conveying System, Axial Fans, Fume Extraction Systems. Crystal Air Solution was established in 2021 and manufacturing started in 2022 by a group of experienced technocrat on a small scale under wide experience in this field.

Crystal Air Systems stands as a beacon of excellence in the dynamic realm of HVAC (Heating, Ventilation, and Air Conditioning) equipment manufacturing. With a rich legacy spanning over 15 years, they have earned their place as a vanguard in the industry, dedicated to championing environmental responsibility. Their operations are firmly anchored in environmental consciousness.

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

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.

Cubic Sensor and Instrument Co., Ltd. (hereinafter referred to as "Cubic") is a publicly listed company in SSE STAR Market (stock code:688665), specializing in smart gas sensors and superior gas analyzers. Set up in 2003, situated at “Optics Valley” of Wuhan, China, Cubic has established gas sensing technology platforms including optical technologies .

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.

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 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.

Dab Pumps spa are a multi-national organization specializing in water movement technologies. They provide Centrifugal pumps, Pump systems, Pump services, residential building services, and commercial building services.

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.

Daikin Air conditioning India Pvt. Ltd. (DAIPL) is a 100% subsidiary of Daikin Industries Ltd., Japan, a globally renowned manufacturer of commercial-use and residential air conditioning systems. Backed by the superior technology, the organization offers a wide range of energy efficient air conditioning solutions to the Indian customers.

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.

Dale Automation, established in 1999, is based in Johannesburg, South Africa. With hundreds of automated spiral systems installed in South Africa, Botswana, Namibia, Swaziland, Zimbabwe, France, UK and Australia, Dale has achieved its vision of becoming a world leader in both the poultry and baking industries.

Dan Cain is a lifelong Cincinnatian, born and raised on the west side of the city. With over 30 years of experience in the heating and cooling industry, Dan Cain Heating & Cooling has built a reputation as one of Cincinnati’s most reliable and meticulous HVAC services provider. Dan is an authorized Bryant dealer who installs new heating and air conditioning systems, as well as services existing equipment.

Danaher Corporation is a global science and technology innovator committed to helping customers solve complex challenges and improve quality of life around the world.

Danfree Building Solutions provide dependable and expert refrigeration repair services. DBS is commitment to quality, responsiveness, and strong client relationships. They proudly serve hotels, restaurants, grocery stores, commercial buildings and always strive to keep their operations running smoothly.

Since 1958, Dantherm Cooling has sold more than one million climate control units, and built a solid reputation for providing exceptional customer service before, during, and after a sale.

Danvita (I) Pvt. Ltd is the manufacturers of aluminum and 5&7 mm dia copper tube coils, evaporators, condensers, air cooled condensers, connecting tubes, air purification systems. They have their factory in India and Sales and Engineering office in Austin with warehouse in Chesapeake, VA.

Representing top quality manufacturers to HVAC/R wholesalers in AL, N.W. FL, GA, MS, NC, SC and TN with offices in Birmingham, Atlanta, and Charlotte.

Since 1997, David Servis spol. s r.o. has been implementing dozens of projects in the field of supply, installation and service of air conditioning and air-conditioning equipment. They are dedicated to the implementation of HVAC systems, air conditioning, cooling, ventilation, recuperation, including measurement and control and installation of heat pumps.

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.

Dayus Register & Grille Inc. are manufacturers of quality aluminum registers, grilles and louvers. Their products include Cube Cores, Filter Grilles, Curved Blades, Bar Linears and more.

DCE Refrigeration Pvt. Ltd. was started in 1997 for providing specialized services in the field of Industrial Refrigeration. They are engaged in manufacturing, supply, and erection & commissioning of tailor-made Refrigeration Systems to suit customer requirements for sectors such as Dairies, Breweries, Cold Storage, Confectionaries, Food & Beverages, and many more.

Incorporated in 1950, De'Longhi Group is a globally renowned provider of portable heaters and air conditioners. They also manufacture electrical and kitchen appliances, along with consumer goods.

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.