DRI Inc. (Desiccant Rotors International, Inc.), markets and sells Energy Recovery Wheels & Desiccant Dehumidification rotors and cassettes in North America. They also offer timely and fast technical, commercial and logistics support to its US & Canadian customers.

‘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.

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.

Digi-Key is one of the fastest-growing distributors of electronic components in the world. Digi-Key offers the world’s largest selection of electronic components in stock and available for immediate shipment. From prototype to production, they are here to fuel innovation all over the world.

Dimplex offers a variety of both indoor and outdoor electric heating solutions that are attractive in design, as well as powerful in performance. The heaters range from fan-forced to infrared and are suited to different spaces requirements. Dimplex electric fireplaces lead the industry with flame effect technology and realistic media bed accessories.

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.

Dowdle Heating and Air has been serving North MS since 1952. In 2012, Chris Powell merged with Dowdle to create Dowdle and Powell Heating and Air. They are an HVAC contractor. They offer service, sales, installation and fabrication of all HVAC equipment including air conditioners, thermostats, heat pumps, air filters, gas furnaces, programmable thermostats, humidifiers, ductless split systems.

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.

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.

E Instruments International by Sauermann designs, manufactures and markets a complete range of innovative instrumentation solutions encompassing Combustion Gas Analyzers, Emissions Analyzers, Indoor Air Quality, and Calibration equipment especially designed for the power, process, industrial, institutional, food, and HVAC markets.

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.

East Coast Metals products, professional service centers, and technical support combine to give the user exceptional service before, during, and after the sale. They are dedicated to fulfilling this commitment every single day. Their mission is to deliver the quality HVAC products the user needs, when they need them, and provide expert technical support.

Eastside Heating & Air Conditioning, Inc., was started in 1966 by Vern Stoelting with a mission of furnishing his customers with the best in customer service and satisfaction. In 1969 Doug Turner joined Eastside as a service tech and later became a partner. Vern retired in 1981. In 1980 Randy Burke came to work at Eastside becoming a partner a few years later.

Eaton provides sustainable solutions that help customers effectively manage electrical, hydraulic and mechanical power – more safely, more efficiently and more reliably. Eaton is dedicated to improving the quality of life and the environment through the use of power management technologies and services.

ecobee helps homeowners and business-owners conserve energy, save money and reduce their environmental impact. Their products automate energy conservation, making it easier to save on energy costs without sacrificing comfort.

EcoMESH is a unique mesh and water spray system that improves the performance of Air Cooled Chillers, Dry Coolers and Refrigeration plant whilst reducing energy consumption by up to 44%.

Edmonds Engineering is a full-service Mechanical, Electrical, and Plumbing Engineering design firm that partners with owners, architects and contractors to create trusted engineering solutions for commercial and industrial applications.

Edwards Modular Controls (EMC) was founded in 1977 by John Edwards. Located in Brighton, EMC has steadily grown and now employs a full-time staff of seventeen. They specialize in the design, manufacture, electrical installation, commissioning, and servicing of all types of heating, ventilation, and air conditioning control systems.

EffectiV HVAC Inc. manufactures and supplies high-quality, top-performing architectural air distribution products for commercial buildings. EffectiV diffusers can be found in office buildings, schools, hospitals, airports, retail stores, hotels, restaurants, and hundreds of other buildings across North America. EffectiV 's unique ceiling air diffusers allow Engineers and Designers to answer specific architectural and performance needs.

Efficiency Limited delivers personalized customer service and is committed to providing air conditioning systems that meet the needs and budget. They provide a comprehensive service package to the customers, including design & engineering, sales, service, preventative maintenance contracts, and installation.

Efficient Energy GmbH helps master the challenges of refrigeration technology. With its eChiller model series, companies benefit in the long term and sustainably from an environmentally friendly solution, which impresses with its high-cost efficiency.

For efficient home heating, shop from Electric Radiators' extensive range of radiators. With a wealth of energy-saving features including cutting-edge WiFi control, 24/7 programming and precise digital thermostats, they’re designed for convenient heat management and reduced running costs. Install with ease and experience lasting warmth with any one of their highly responsive electric heating solutions.

Electrolux is an appliance company that has shaped living for the better for more than 100 years. They reinvent taste, care and well-being experiences for millions of people, always striving to be at the forefront of sustainability in society through their solutions and operations. They provide Refrigerators, dishwashers, washing machines and vacuum cleaners, Dryers, Freezers, and Small appliances.

Elite Heating and Air is a trained HVAC specialist who is available to service all of the HVAC installation and maintenance needs They offer HVAC service plans to make sure that the heating and cooling equipment runs smoothly and efficiently.

Eliwell has been developing and producing control systems and services for commercial and industrial refrigeration since 1980. Eliwell, along with Schneider Electric, is the global partner that provides efficient and sustainable solutions and services for food preservation and distribution systems dedicated to environmental comfort for an integrated asset control.

Ellair solutions has a number of projects both in progress and completed including but not limited to educational, governmental, residential, commercial, industrial, healthcare and aged care facilities, public facilities and mixed use developments.