Davis Air Conditioning and Heating provides heating and air conditioning repair, service and maintenance in Houston, Sugarland, Pearland, Pasadena, Stafford, Angleton, TX, and the surrounding area

DCS provides full circle commercial refrigeration solutions, from storage at our 1.6ha site, through to nationwide distribution including asset management and end of life recycling of cabinets.

Daw Refrigeration is a company primarily involved in services to the food industry, established in 1981 as a family partnership now trading as a limited company located in southwest Exeter Devon. Daw Refrigeration offers air conditioning and refrigeration contractors throughout the southwest, providing top-quality services at competitive prices.

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.

DCM Manufacturing, Inc., a Dreison International Company, is a recognized pioneer in manufacturing, sales and service of OEM products for the mobile HVAC and industrial heat transfer markets. Dreison International began operations in 1976. Corporate offices are in Cleveland, OH, and Grand Prairie, TX.

At Del-Air Heating and Air Conditioning, they provide only the newest and most innovative air conditioning technology and brands. Their renowned AC service in Florida provides a vast selection of brand-name units for installation and maintenance.

Delos is the manufacturer of DARWIN Home Intelligence which is a wellness intelligence ecosystem that mitigates the environmental concerns in ones home to enhance ones health, happiness & well-being.

DELTA AIR is a company engaged in production, representation, sales, and technical support in the planning and implementation of KGH solutions. Their products focus on cost-effective ventilation and end-user satisfaction in accordance with European standards and regulations.

Delta T Equipment provides quality warranty and start-up services for our HVAC and Plumbing Manufacturers offering the best response times. They are specialists in the Southeast Texas HVAC and Plumbing market.

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.

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.

Desert Aire provides refrigeration-based dehumidifiers and offer their customers indoor air quality (IAQ) solutions that help people live, work and play in healthy and productive environments. As recognized leaders in dehumidification and dedicated outdoor air systems, they apply deep engineering expertise, advanced technology and focused service & support to meet their design goals with solutions that are accurate, durable and efficient.

Dettson – A member of the Ouellet group. Mission. Provide sustainable solutions to the HVAC (heating, ventilation, air conditioning) industry.

‘Dew Point HVAC System Pvt Ltd’ is an engineering firm specializing in the field of Air conditioning, refrigeration and humidification plants (HVAC) for various industries. They undertake Room Air-conditioning, Ductable, VRF and Chiller jobs of the Air-conditioning plants, under the technical knowhow and guidance from their Principals.

DHD Cooling offers a full service capability to the manufacturing, HVAC, thermal power plant, industrial and chemical industries, offering a bespoke service tailored to one’s exact cooling tower system requirements.

Diehl Controls ranks among the specialists in the development and manufacture of electronic assemblies, system components, and drive inverters for the household appliance industry as well as for technology-related markets. They provide heat pumps and industrial ventilation systems, air conditioner to refrigerators and freezers.

Direct Expansion Solutions (DXS) specializes exclusively in variable refrigerant flow (VRF) air conditioning and heating systems. That means the entire team – from design engineers to technicians to trainers – are equipped to help one realize the benefits of installing a VRF system on their next project.

Distech Controls connects people with intelligent building solutions through their forward-thinking technologies and services. Their passion for innovation, quality and sustainability guides the business, which serves multiple market segments through worldwide business divisions, service offices and a superior network of Authorized System Integrators and Distributors.

Dogu Air Conditioning (DOGU Iklimlendirme) started manufacturing ventilation and air conditioning equipment in Izmir, Turkey, back in 1999. It also manufactures Air Handling Units (AHUs), Rooftop Packaged Air Conditioning Units (Rooftop), Heat Recovery Devices, Air Distribution Equipment, and Kitchen Ventilation Devices according to European norms.

Dongfang Electric Corporation (DEC) is a company based in Chengdu China, with businesses all over the world. With a long-term commitment to providing an integrated solution to global energy, transportation, environmental protection, and other infrastructure, they are determined to become top-notch energy and electromechanical equipment system integrator, service provider, engineering contractor, and overseas infrastructure investing.

Dowling Corporation is a pioneer HVAC/R mechanical services provider serving clients in New Hampshire, Southern Maine, and the North Shore of Massachusetts. Providing comfort and peace of mind since 1961.

DP-Pumps develops and manufactures stainless steel centrifugal pumps and pressure boosting systems for applications involving drinking and process water. They provide Sewage and waste water pumps, Hydro pneumatic pressure booster systems, Centrifugal pumps, Submersible pumps, Process water pumps, Firefighting pumps and systems, HVAC circulators, and Pressure boosting systems.

Drews Marine GmbH supplies the maritime industry with highly individual or standardized solutions in the areas of refrigeration, air conditioning, ventilation, heating, pipeline construction and automation.

As a pioneer Gas and Heating Company in West Yorkshire, DTR Gas and Heating knows what exceptional and reliable workmanship means. They are providing clients with a wide range of services, all with guaranteed quality and precision. From the beginning stages of the project all the way to the completion of the process, they work side-by-side with clients every step of the way.

DUCO Ventilation & Sun Control focuses on health in all its developments in the field of ventilation and sun protection systems, always with a nod to optimal occupant comfort and maximum energy efficiency.

At Duct Hygiene they specialize in the servicing of commercial kitchen extraction systems, fresh air ventilation and Fire Damper Inspection & Testing. They provide maintenance services to both blue chip and private sector clients throughout the UK, performing over 7,500 service visits each year maintaining building safety and compliance.

DuctSox is a manufacturer of textile air dispersion products for open and finished ceiling architecture, critical environments, and under floor applications. DuctSox Products are a cost effective, aesthetically attractive alternative to metal ductwork and diffusers. DuctSox Systems are 100% custom made, starting from the engineering design to the manufactured product.

Duke Energy is one of the largest energy holding companies in the United States. Its Electric Utilities and Infrastructure business unit serves approximately 7.5 million customers located in six states in the Southeast and Midwest.

Eagle Disinfection is responsible for providing marketing, distribution and customized solutions tailored to the client’s needs and is equipped to facilitate installation and maintenance services on all Puradigm products. Puradigm is the world’s most validated purification technology for combating dangerous surface and air contaminants safely in populated environments 24/7.

ECEEC offers a range of services that cover the entire gamut of electro-mechanical engineering solution including design, Engineering, procurement, commissioning, services and facility maintenance. ECEEC head office is located in Mussafah M37, it has on its rolls Highly Qualified employees and technically competent engineers, supervisors and technicians.