ActivePure is the global pioneer in active, continuous surface and air disinfection systems for health care and educational institutions, commercial and public facilities, and hospitality and residential applications since 1924. ActivePure Technology is the most powerful surface and air purification technology ever discovered backed by science.

Ad Hoc Electronics is a complete wireless solution provider that supplies OEMs, integrators and electricians with reliable wireless products and custom engineering. Ad Hoc's data radio modems, RF modules, 802.11g WiFi routers, and wireless light switches are reliable, easy-to-deploy and simple-to-use.

Adams Heating & Cooling installs and service air conditioners, heat pumps, furnaces as well as a full line of indoor air quality products. They also offer preventive maintenance programs so that users lower their chances of getting stuck with a broken heater or air conditioner.

Adande refrigeration has proved a huge success with Michelin star restaurants, international quick-service restaurants, casual dining outlets, pubs, hotel chains, and universities. The benefits are wide-ranging and awards for innovation and sustainability are many.

At ADCO Inc. Heating and Air Conditioning we repair and service quality installation on heating, air conditioners, heat pumps, geothermal heat pumps, area systems, radiant flooring heating, and moisture control systems.

Adcock Refrigeration and Air Conditioning design, install, service and care for systems in commercial, industrial and individual residential premises right across the UK. They offer Refrigeration, Air Conditioning, Heat Pumps, Ventilation, Bespoke Design Services, Equipment Servicing, R22 Replacement, System Upgrades, F-Gas, REFCOM, Maintenance and TM44 Energy Assessment services.

Addison Products Company manufactured refrigerant systems for vending machines. Addison continues to lead the industry in product development with over eight generations of DOAS products. From its highly configurable PR Series, modular split MA/MC series, and the all-new compact AK Series, Addison offers ultimate performance configured for customer applications.

Addition invests in early and growth stage technology companies. The firm was founded with a mission to support visionary entrepreneurs on their journey to build impactful and enduring businesses.

ADEC Services Pty Ltd (formerly Air Duct Cleaning (Qld) Pty Ltd) has been in the Air Conditioning & Exhaust Duct Cleaning business since 1992. Starting out as Nu-Kleen Maintenance Services (Qld), a dealer of Nu-Kleen Maintenance Services Pty Ltd in Sydney, they moved to stand on their own two feet in 2004 (after a change of Ownership in Sydney) and have been trading as ADEC Services in their own right ever since.

ADEME (French Environment and Energy Management Agency) is a public agency under the joint authority of Ministry of Environment, Energy and the Sea and the Ministry of Higher Education and Research. ADEME is involved in the following sectors: renewable energies, air quality, noise control, transport & mobility, waste & recycling, polluted soil and sites, environmental management.

ADI Global Distribution is the major global wholesale distributor of security, AV and low-voltage products for licensed contractors. They’re committed to offering the best products and technologies from top brands, the service and assistance for every project, and the resources and tools for business growth so that their customers can spend their time where it matters most.

Adonai Air is located in Prairie Grove, AR and services all of Northwest Arkansas, Eastern Oklahoma and Southern Missouri. At Adonai Air they are committed to giving users the same commercial quality service on the small business or home, because users deserve it.

Adsil manufactures protective clear coatings for non-ferrous metal corrosion protection; mold & mildew mitigation on numerous interior or exterior surfaces; energy savings on HVAC/R equipment; renewing the color and surface integrity of oxidized pre-finished metal siding and roofing surface

Advanced Cooling Technologies, Inc. offers a variety of innovative heat pipe HVAC solutions that provide energy recovery and provide a rapid return on initial investment. They also have the expertise to develop a customized passive energy recovery HVAC heat pipe system for applications.

Since 1992, Advanced Distributor Products (ADP) has been a renowned manufacturer of high-quality indoor HVAC equipment. ADP is a top producer of residential evaporator coils in the USA.

At Advanced Environmental Air Technology, We are passionate about preserving the Earth. They offer options for Equipment that does not contain R-22. R-22 refrigerant contains Chlorine which can displace ozone in Earth's Atmosphere.

At Expert Air Control, they firmly believe that every customer not only deserves but should EXPECT EXCELLENCE in everything they do.

Advanced Home Comfort is equipped to assist with all residential and small business HVAC, attic, crawlspace, duct work, and insulation needs throughout Dallas and the surrounding areas. They serve home and business owners in Dallas, Plano, Rockwall, Richardson, Highland Park, University Park, and surrounding cities.

From cooler door repairs to the installation of a full supermarket refrigeration equipment package, Advanced Refrigeration & Air Inc. brings the expertise to manage the project efficiently and professionally.

Advantage Air started out of a Perth garage in 1990. They develop smart home systems with features that are genuinely useful; that will make life easier and home more comfortable. They believe in technology for all and make smart systems the average Aussie can afford.

Advent Air leads the way in local AC repair, heating repair, and HVAC replacement services so one can be comfortable in-home environment. They're based in Lewisville with AC repair and other HVAC services provided throughout greater Dallas-Fort Worth.

At Advill Air Conditioning, they are passionate about providing our customers with world-class air conditioning and heating repairs, product sales and installation. They feel confident that they have top solution for the cooling and heating requirements.

ADW Corporation is a HVAC and architectural products representative and stocking distributor in Dallas and Fort Worth. ADW represents the finest manufacturers in the HVAC equipment and Architectural markets such as Titus registers and diffusers, Ruskin dampers and louvers, Acme Fans, Precision Air Products, Seiho, Pawling, Cambridge and more.

AeraMax® Professional is a commercial-grade air purifier and facility manager’s turnkey solution for improving indoor air quality in common areas such as offices, schools and hospitality venues.

Aereco develops innovative ventilation solutions for residential and office buildings with a key concept, the modulation of airflow rates according to the needs. With this principle associated to specific technologies, Aereco demand-controlled ventilation systems fully meet the Building current challenges with regard to energy efficiency and indoor air quality.

Aermec UK Ltd provides Heating, Ventilation & Air Conditioning solutions for Industry & Commercial Enterprises. They are a global brand within air conditioning, offering products, services and green solutions, which perfectly meet the most demanding market requirements.

Aero Mechanical Systems, Inc. was established in January of 1995. Their technicians bring the vigor of youth to the market. Additionally, they have the wisdom of 34 years of experience in the HVAC trade.

Aeroseal’s culture is as crucial as its technology in achieving success. Aeroseal’s mission is to reduce carbon emissions from buildings by 1 gigaton each year.

Aerosys is a young, dynamic, enchanting organization to define, design and execute energy saving solutions to operational Chiller plants. They strongly believe that the system up-gradation and efficient operation of utility can play a significant role in achieving carbon credits, GHG reduction and also it will dilute the challenges of energy crises.

Aerus Enterprise Solutions provides Air Scrubber which is a surface and air purification system designed for residential and commercial use in HVAC systems with accessible ducts. It uses their proprietary ActivePure® Technology to treat and purify indoor environment by attacking contaminants on surfaces and reducing particles in the air that can irritate allergies and asthma.