W. L. Gary Company, Inc. is a full-service Mechanical Contractor specializing in providing complete solutions for clients in the Washington, DC, Maryland, and Northern Virginia, regions of the USA. As a family-owned and operated business, they understand the value of a reputation built on quality work and attentive customer care.

Wabash has worked hand in hand for over 30 years with the largest HVAC OEMs in the world to help develop and bring complex plastic assemblies to a reality. They have molded and balanced millions of HVAC fans over the years. Their fans and blowers run more smoothly with less vibration than the competition’s.

The Wallwork Group, founded in 1925, has a long history of supplying New York/New Jersey contractors with the finest heating and air conditioning products.

Warren Controls Inc. is a renowned US-based manufacturer of control valves and related products for industrial process/general service and specialty applications, HVAC - building automation, Military/Marine, boiler components and OEM specialty valves.

Warren Technology has provided electric heating equipment for more than 60 years. Warren offers custom duct and standard unitary slip-in heaters to meet electric heating specification and design requirements. Incorporated in 1957 as a manufacturer of electric heaters, Warren Technology has assumed a role within the HVAC industry, designing, developing, and manufacturing a broad spectrum of precision heating.

Wateraid UK are determined to make clean water, decent toilets and good hygiene normal for everyone, everywhere within a generation. By inspiring people and sparking chain reactions, they help deliver lasting change. By working closely with partners internationally and on the ground in some of the toughest places in the world, they have helped millions of people take control of their lives and build better futures.

Manufacturer of geothermal and water source heat pumps for all applications. WaterFurnace combines sound engineering with the highest level of quality control and innovation.

Waterloo Filtration Institute (WFI) is dedicated to developing advanced filtration and separation solutions for a clean and sustainable world. They have over 40 years of extensive experience in the field and aim to serve the industry with the most comprehensive Education Program for Filtration & Separation Specialist Certification, Filter Product Certification, and Research & Development.

Watsco Inc. is the distributor of air conditioning, heating and refrigeration equipment and related parts and supplies (HVAC/R) in the HVAC/R distribution industry. Watsco’s goal is to build a network of locations that provide the finest service and product availability for HVAC/R contractors, assisting and supporting them as they serve homeowners and businesses.

WDF Inc. (founded in 1929) is one of the plumbing, HVAC contracting and specialty general contracting companies. They have joined with Five Star Electric Corporation and Nagelbush Mechanical to form GreenStar Services Corporation as a diversified full service construction company.

Weatherking Heating & Air Conditioning provides solutions like Air Conditioning, Heating, Air Quality, etc and is based out of USA.

With over 40 years of experience, they can handle any repairs, installations, replacements, and maintenance related to HVAC industry. Their technicians are extensively trained and continually educated, they offer financing options and specials, and they provide free in-person estimates.

For affordable residential and commercial HVAC expertise, Webb Air is the smart choice in the Fort Worth Metroplex. They set themselves above the rest through unequaled quality.

WEH Group has excelled in secure connection solutions. Their innovative Quick Connectors with the WEH® Jaw Locking Mechanism ensure a pressure-tight seal in seconds, revolutionizing fluid systems. Known for their work in alternative refueling technology, WEH is a global player with over 40 sales partners in 60+ countries.

Welbilt Inc. connect food, people and equipment into a single kitchen ecosystem, with customized system solutions that are perfectly tailored to respond to their customers' everyday needs. They consider themselves both pioneers and innovators.

Wells HVAC Supply is an importer and distributor of a broad line of heating products used primarily in home improvement.

Selecting the correct company to take care of their family’s home living environment can be a challenging task but at West Air Conditioning they can trust their long-term credentials for the comfort of the peace of mind.

Established in 1992, West Coast Chief Repair have served Los Angeles and the surrounding areas for over a quarter of a century. They are proud to be the go-to company for many homes, businesses and apartment blocks from Malibu to West Covina and Long Beach to Lancaster. The company provides solutions like Air Conditioning, Heating, etc and is based out of USA.

Mini split systems, condensing unit, ducted fan coil and air handling unit, chilled water fan coil and air handling units.

Western Allied Mechanical has been a pioneer in the construction industry for 50+ years as a mechanical contractor that specializes in design/build for bio-tech, high tech; retrofit and replacement; LEED and Green projects; and HVAC service and maintenance.

Wholesale Heating Supply Co. are US-based renowned distributors of quality heating and cooling products. They are specialists in furnaces, air conditioners and hot water heaters, sheet metal and filters.

Will’s All Pro Plumbing & Air Conditioning is San Antonio’s top commercial and residential heating, air conditioning and plumbing company.

William Tao & Associates, Inc. (WTA) is a multi-discipline engineering firm providing innovative services in engineering and energy-effective building systems. WTA provides a wide range of engineering services including mechanical, electrical, plumbing, fire protection, building automation, structural, civil, master planning, and commissioning

Wilo USA provides pumps and pump systems for heating, refrigeration, air conditioning, water supply and sewage. Wilo pumps are used in all areas of public life: in commercial buildings, communal facilities, industry and in private homes.

Windy City Air Conditioning & Heating, LLC. services Las Vegas, Henderson, Green Valley, Summerlin, North Las Vegas & Boulder City. They specialize in providing Las Vegas AC repair & heating, commercial refrigeration, sales, service, repair, and installation.

At Winston Water Cooler, they combine years of expertise and experience with in-depth and detailed knowledge of all the wholesale plumbing supply needs. Each of their 16 independent branches has vast, diverse inventories of quality plumbing, HVAC, and piping parts.

Winsupply Inc. is a supplier of residential and commercial construction and industrial supplies and equipment headquartered in Dayton, Ohio. They conduct business-to-business wholesale distribution of supplies and equipment in plumbing and heating; hydronics; pipe, valves and fittings; HVAC and refrigeration;

WINT - Water Intelligence manage water and detect leaks using artificial intelligence and pattern matching technologies, combining high accuracy metering with advanced data analytics. WINT solutions are used by organizations worldwide to save water, reduce consumption, and prevent water leaks. WINT is used in commercial and industrial facilities, offices, homes and apartments.

Wintac is a US-based renowned Business Management Software (BMS) solutions firm for field service and HVAC contracting companies. Wintac plumbing software provides valued real time information in order to control and increase efficiencies of technicians.

WM Buffington Co. is a family-owned business that has been providing quality heating and cooling services to the Central Pennsylvania area since 1952. For 66 years, their team of experts have dedicated themselves to providing fast, professional work with superior customer service.