Company lists · Data refreshed November 2026

Top 25 Hvac cleanroom contractors worldwide

Name: Hvac cleanroom contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 16,646 companies tracked

RevenueBase identified 16,646 company matches for hvac cleanroom contractors worldwide as of November 2026 and tracks 179,872 professional contacts across them, including 50,954 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for hvac cleanroom contractors worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for hvac cleanroom contractors follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

16,646Companies

179,872Contacts tracked

50,954Verified emails

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The 25 largest hvac cleanroom contractors worldwide

Ranked by team size

Top 25 of 16,646 company matches for hvac cleanroom contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Daikin Applied Americas	Exact match	Minneapolis, MN, United StatesHQ recorded Nov 6, 2026	10001+	4,396 contacts →
	Exact match “Daikin Applied delivers superior air quality and energy efficiency to every solution with innovation in advanced technology, IoT, and next generation compressors.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	AAON	Exact match	Tulsa, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,350 contacts →
	Exact match “Driving the industry forward through the design, manufacturing, and rigorous testing of premium HVAC equipment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Mckenney's, INC	Exact match	Atlanta, NC, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,143 contacts →
	Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Cmta, INC	Exact match	Louisville, TN, United StatesHQ recorded Nov 6, 2026	501-1,000	1,049 contacts →
	Exact match “CMTA is part of Legence, a Nasdaq Listed company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Greenheck	Exact match	Schofield, WI, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,012 contacts →
	Exact match “Greenheck is the global leader in engineering and manufacturing air movement, conditioning, and control equipment for nonresidential buildings.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Nov 6, 2026	1,001-5,000	1,010 contacts →
	Exact match “La Société Ventec a été créée au Maroc en 1949 par Monsieur Albert MARQUET Président Directeur Général de Ventec en France.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Halton Group	Exact match	Helsinki, FinlandHQ recorded Nov 6, 2026	1,001-5,000	710 contacts →
	Exact match “Halton Group is the global technology leader in indoor air solutions for demanding spaces.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	F.E. Moran Group Of Companies	Exact match	Northbrook, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	606 contacts →
	Exact match “At F.E.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Texas Airsystems	Exact match	Irving, TX, United StatesHQ recorded Nov 6, 2026	201-500	583 contacts →
	Exact match “In business for over 45 years, Texas AirSystems has grown to be recognized as one of the premier partners for commercial HVAC solutions in Texas, boasting over 500 associates…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Therma	Exact match	San Jose, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	517 contacts →
	Exact match “Therma is part of Legence, a Blackstone portfolio company, specially created to be an Energy Transition Accelerator™.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Wolf Gmbh	Exact match	Mainburg, GermanyHQ recorded Nov 6, 2026	1,001-5,000	506 contacts →
	Exact match “As a leading supplier of heating and air handling systems, we are perfectly in tune with you.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	MSS Solutions, LLC	Exact match	Charlotte, NC, United StatesHQ recorded Nov 6, 2026	501-1,000	504 contacts →
	Exact match “Since 1996, MSS has made thousands of facilities more efficient, comfortable, secure and reliable for owners, operators and occupiers across the Carolinas and throughout North…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Heating Cooling	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	501-1,000	504 contacts →
	Exact match “Desde 1974, a Heating & Cooling atua no segmento de engenharia de instalação de Sistemas de Ar-Condicionado, Ventilação e Exaustão Mecânica, com mais de 2.500 projetos executados.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	CIAT	Exact match	FranceHQ recorded Nov 6, 2026	1,001-5,000	491 contacts →
	Exact match “CIAT has over 90 years of experience as one of Europes leading names in the HVAC industry for creating innovative, durable and high-performing products, with a speciality on…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Carrier India	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	501-1,000	490 contacts →
	Exact match “Founded by Dr.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Hoffman & Hoffman, INC	Exact match	Greensboro, TN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	469 contacts →
	Exact match “Since 1947, Hoffman & Hoffman, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Heinen & Hopman	Exact match	Bunschoten-spakenburg, United StatesHQ recorded Nov 6, 2026	1,001-5,000	459 contacts →
	Exact match “Heinen & Hopman Engineering was founded in 1965 as a family business in the heart of Holland, Spakenburg.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Clivet SPA	Exact match	Feltre, ItalyHQ recorded Nov 6, 2026	501-1,000	436 contacts →
	Exact match “Clivet is a leading European company that designs, produces and distributes systems for air conditioning, heating, fresh air and purification with a wide range of solutions for…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Source Refrigeration & Hvac	Exact match	Brea, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	434 contacts →
	Exact match “For up-to-date information, please see the CoolSys profile page.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	S&p Ventilación España	Exact match	Barcelona, SpainHQ recorded Nov 6, 2026	1,001-5,000	429 contacts →
	Exact match “Soler & Palau es el líder mundial en la fabricación de sistemas de ventilación para la mejora de la calidad del aire interior de los edificios que habitamos y transitamos.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	John W. Danforth Company	Exact match	Tonawanda, NY, United StatesHQ recorded Nov 6, 2026	501-1,000	420 contacts →
	Exact match “We are powered by the best people in the industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Xnrgy Climate Systems	Exact match	Mesa, AZ, United StatesHQ recorded Nov 6, 2026	501-1,000	397 contacts →
	Exact match “Shaping the Future of Sustainable Climate Control At XNRGY Climate Systems, we are on a mission to revolutionize climate control with a focus on sustainability and innovation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Brycon	Exact match	Rio Rancho, AZ, United StatesHQ recorded Nov 6, 2026	501-1,000	396 contacts →
	Exact match “Brycon was founded on June 1, 1990, in New Mexico to fit a market need for specialized cleanroom construction.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Zeco Aircon Limited	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	1,001-5,000	390 contacts →
	Exact match “Over three decades ago, ZECO Aircon embarked on a vision to revolutionize air quality.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	ABN Klimatisatie	Exact match	Munsterbilzen, BelgiumHQ recorded Nov 6, 2026	n/a	374 contacts →
	Exact match “ABN Klimatisatie, uw snelste klimatisatiepartner!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “hvac cleanroom contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 16,646 hvac cleanroom contractors worldwide

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Hvac cleanroom contractors worldwide at a glance

As of Nov 6, 2026

28.3%Verified-email coverage

10.8Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

6,841

11-50

6,553

51-200

2,222

201-500

474

501-1,000

124

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for hvac cleanroom contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “hvac cleanroom contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 50,954 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Hvac cleanroom contractors by location

57 lists · largest first

Every Hvac cleanroom contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “hvac cleanroom contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac cleanroom contractors are there worldwide?

RevenueBase identified 16,646 company matches for hvac cleanroom contractors worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Daikin Applied Americas tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most hvac cleanroom contractors?

The United States leads with 5,305 companies, followed by India (866) and Brazil (779). Every hvac cleanroom contractors list by country and city is linked on this page.

Which city has the most hvac cleanroom contractors?

Sao Paulo leads with 193 company records, followed by Houston (98) and Dubai (95).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 50,954 professional contacts with verified work emails tracked across these 16,646 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.