Air Technical Services is a specialist in the repair, maintenance, replacement & installation of heating & cooling systems (all brands of gas furnaces, heat pumps, boilers, air handlers & condensing units).

Air-Clenz Systems was launched by success-proven inventors, scientists, and collaboration partners attempting to solve major global challenges caused by the coronavirus, with an eye to benefiting the global population at large. It developed its proprietary technology for the collection, isolation, and removal of pathogens (such as viruses) from exhaled air before they have a chance to disperse and be transmitted to others.

AIRAH represents professionals and practitioners working in the heating, ventilation, air conditioning, and refrigeration (HVAC&R) and building services industries.

Airco is a multi-disciplinary building services company, employing more than 100 staff. Airco provides air conditioning, refrigeration, solar pv, maintenance, installation, design, mechanical services, plumbing, heating, renewables, and training.

Aircuity is the 20-year industry leader in healthy and sustainable indoor environments. Their patented, multiplexed demand control ventilation platform continuously optimizes ventilation rates and provides intelligent data to a wide variety of constituents. They are passionate about improving working and learning environments globally, and protecting the future of the planet, by making impactful contribution to achieving a Net Zero future.

AirEconomics is locally owned and operated and the leading heating and air conditioning service business in Richmond, KY, meaning that users receive the assurance and the relationship of the surrounding company.

AirFixture, LLC is the provider of Underfloor Air Distribution (UFAD) in North America and serves customers worldwide through the largest distributor base in HVAC. AirFixture leads the industry in technological innovation and design, creating better indoor environments throughout the world.

Airflux Malaysia Sdn Bhd is a company formed in 2005 in Kuala Lumpur. This company is involved mainly with compressed air system. It was formed by professional staff with experiences of more than 10 years experience in this field. They are looking into the challenges in this compressed air system field for the whole Malaysia.

Airfoil's mission is to develop, manufacture, stock and market high-quality air diffusion and ventilation products. With the customers in focus, they aim to be the most dependable company for quality, availability and delivery.

Airius product lines are proudly engineered, manufactured, and assembled in the USA with other Airius facilities in the UK and Australia allowing for rapid deployment of products and services worldwide.

At AirQuote, they are a team of industry veterans based in New Hampshire and began streamlining sales for home service contractors in 2016. Their goal is to provide highly desirable solutions to home services companies.

Only AIRsana® is recognized internationally with the patent that certifies the sanitization of air conditioning systems. AIRsana® restores air conditioning units to a like-new state, restoring their original energy efficiency and saving money.

AirTest Technologies Inc. is a rapidly-growing Green Technology company that specializes in sensors that significantly improve commercial building operating efficiency. AirTest's leading-edge, proprietary sensor technologies improve the energy performance, environmental impact and return on investment for the millions of commercial and residential buildings.

The Airtight system lowers energy bills, improves indoor air quality and increases the lifespan of a building. Airtight’s patented technology makes it possible to cut the energy waste from buildings - significantly - reducing the world's greenhouse gas emissions.

Airvent prides itself on offering high quality ventilation products at a competitive price - and has been doing so since 2019. The Airvent team will work one-on-one with users and their teams throughout the entire project to ensure users' needs are met.

Al Mazroui – MATCO, is a part of the Al Mazroui Group of Companies with specialized expertise in TURNKEY project related to Electrical, Mechanical and Civil works. Al Mazroui – MATCO is a pioneer in the following fields, Close Control Units (Special Air Conditioning Units for data centers), Battery Systems for UPS Systems, and much more.

AL-KO Air Technology provide a healthy indoor climate so everyone can breathe easy. As a manufacturer of ventilation and air handling technology with decades of experience, AL-KO Air Technology develops solutions that are tailor-made for the application – whether for industrial use or for use in schools, hospitals, restaurants or offices.

Alicia Air is a family owned and operated heating and air conditioning company serving Orange County and surrounding areas in California, USA, since 1980.

All Climate Solutions is an independently run company that specializes in heating and cooling solutions. Their experts have years of experience installing the most suitable temperature control systems in Melbourne homes.

All Systems Air Conditioning & Heating has been providing comfort solutions to home and business owners throughout North Texas since 1986. Their entire staff is dedicated to superior, prompt service and excellent products. As a pioneer in the HVAC industry, they offer a wide selection of residential and commercial products and services.

All Time Heating LLC is an organization that strives to excel in the company of heating, venting and air conditioning. They offer excellent efficiency central air comfort in the Portland and surrounding region homes.

Allbritten is a go-to plumbing and HVAC company in Fresno and the Central Valley. They repair, maintain, and install air conditioners and other cooling systems. Their professional, friendly techs know how to work with air conditioning systems.

Allegis designs and supplies HVAC hardware, such as: latches, hinges, door-stays, seals, gaskets and accessories (cams, rods, window ports). At Allegis, they live and breathe access hardware opening doors to unparalleled quality and innovation. They help solve customer-specific problems and supply thousands of products, including handles, latches, hinges, drawer slides, gas springs, sealing profiles, adhesives, and more.

Alliance Climate Control is dedicated to year-round comfort and lifestyle. They are specialists in heating and cooling the home or office, and in taking care of all of the service and repair needs.

Allied Aire, Inc., is a full-service heating, ventilation, and air conditioning company that provides unsurpassed quality through a higher level of professional service with economically sound prices. Allied Aire, Inc. provides a comprehensive full line of services for residential and light commercial applications.

Allied Services, Inc. has been in the business of heating and cooling homes in the Dayton, Ohio area since the mid 1950s, making us one of the oldest and most experienced heating and air conditioning companies in the Dayton, Tipp City, and Troy areas. Their business began in 1955 in the town of Englewood, Ohio.

ALLVENT Ventilation Products equipment and associated brands are recognised by leading mechanical consultants and, in cooperation with consultants, project engineers and designers, ALLVENT can ensure the continued availability of economical, efficient and ventilation technology.

Aloha Air Conditioning has been providing professional air conditioning replacement, repair, and maintenance services in Broward, Palm Beach, and Miami – Dade counties since 1982.

Alpha Air Fabrications are highly skilled and experienced sheet metal fabricators, who specialize in the fabrication of Ventilation Ductwork and Metal Ducting. They create all ductwork to the exact specification required by the client from scratch in their Leicester factory.

In 2002 Alpine Home Air Products became the first company to sell heating, air conditioning and indoor air quality products online.