Company lists · Data refreshed October 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 Oct 14, 2026 12,013 companies tracked

RevenueBase identified 12,013 company matches for hvac cleanroom contractors worldwide as of October 2026 and tracks 129,697 professional contacts across them, including 35,449 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 October 14, 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 Oct 14, 2026 How this list was built

12,013Companies

129,697Contacts tracked

35,449Verified emails

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The 25 largest hvac cleanroom contractors worldwide

Ranked by team size

Top 25 of 12,013 company matches for hvac cleanroom contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 14, 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 Oct 14, 2026	10001+	4,352 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 · Oct 14, 2026 · View company records in RevenueBase
2	Mckenney's, INC	Exact match	Atlanta, GA, United StatesHQ recorded Oct 14, 2026	1,001-5,000	1,088 contacts →
	Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
3	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Oct 14, 2026	1,001-5,000	971 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 · Oct 14, 2026 · View company records in RevenueBase
4	Texas Airsystems	Exact match	Irving, TX, United StatesHQ recorded Oct 14, 2026	201-500	580 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 · Oct 14, 2026 · View company records in RevenueBase
5	Therma	Exact match	San Jose, CA, United StatesHQ recorded Oct 14, 2026	1,001-5,000	507 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 · Oct 14, 2026 · View company records in RevenueBase
6	Wolf Gmbh	Exact match	Mainburg, GermanyHQ recorded Oct 14, 2026	1,001-5,000	493 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 · Oct 14, 2026 · View company records in RevenueBase
7	CIAT	Exact match	FranceHQ recorded Oct 14, 2026	1,001-5,000	477 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 · Oct 14, 2026 · View company records in RevenueBase
8	Hoffman & Hoffman, INC	Exact match	Greensboro, NC, United StatesHQ recorded Oct 14, 2026	1,001-5,000	458 contacts →
	Exact match “Since 1947, Hoffman & Hoffman, Inc.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
9	Heating Cooling	Exact match	Sao Paulo, BrazilHQ recorded Oct 14, 2026	501-1,000	457 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 · Oct 14, 2026 · View company records in RevenueBase
10	Clivet SPA	Exact match	Feltre, ItalyHQ recorded Oct 14, 2026	501-1,000	419 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 · Oct 14, 2026 · View company records in RevenueBase
11	John W. Danforth Company	Exact match	Tonawanda, NY, United StatesHQ recorded Oct 14, 2026	501-1,000	410 contacts →
	Exact match “We are powered by the best people in the industry.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
12	Brycon	Exact match	Rio Rancho, NM, United StatesHQ recorded Oct 14, 2026	501-1,000	383 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 · Oct 14, 2026 · View company records in RevenueBase
13	ABN Klimatisatie	Exact match	Munsterbilzen, BelgiumHQ recorded Oct 14, 2026	n/a	372 contacts →
	Exact match “ABN Klimatisatie, uw snelste klimatisatiepartner!” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
14	Xnrgy Climate Systems	Exact match	Mesa, AZ, United StatesHQ recorded Oct 14, 2026	501-1,000	370 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 · Oct 14, 2026 · View company records in RevenueBase
15	Zeco Aircon Limited	Exact match	Gurgaon, IndiaHQ recorded Oct 14, 2026	1,001-5,000	367 contacts →
	Exact match “Over three decades ago, ZECO Aircon embarked on a vision to revolutionize air quality.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
16	AIR Systems, INC	Exact match	San Jose, CA, United StatesHQ recorded Oct 14, 2026	201-500	359 contacts →
	Exact match “Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
17	Brady Services	Exact match	Greensboro, NC, United StatesHQ recorded Oct 14, 2026	501-1,000	355 contacts →
	Exact match “Since 1962, Brady has been committed to delivering innovative, sustainable building solutions that drive long-term success for our customers.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
18	Daikin Airconditioning Singapore Pte. LTD	Exact match	SingaporeHQ recorded Oct 14, 2026	201-500	343 contacts →
	Exact match “At Daikin Singapore, we discover something new every day.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
19	Space Engineering Services LTD	Exact match	Bristol, United KingdomHQ recorded Oct 14, 2026	201-500	324 contacts →
	Exact match “Space Engineering Services is the UK’s leading provider of refrigeration, heating, ventilation and air conditioning services.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
20	Avant Garde Cleanroom & Engg. Solutions Pvt. LTD	Exact match	New Delhi, IndiaHQ recorded Oct 14, 2026	501-1,000	320 contacts →
	Exact match “Designing and building clean indoor climates for critical manufacturing industries like Pharmaceutical, Food, Automotive, Electronics, and others, ACES has innovated its way to…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
21	Dynaten Corporation	Exact match	Fort Worth, TX, United StatesHQ recorded Oct 14, 2026	201-500	306 contacts →
	Exact match “DynaTen leads the DFW Metroplex in engineering, design, technology, controls, service maintenance, and mechanical contracting.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
22	Anvolia	Exact match	La Chapelle-sur-erdre, FranceHQ recorded Oct 14, 2026	501-1,000	306 contacts →
	Exact match “Créée en 1991, Anvolia, entreprise familiale indépendante de génie climatique, conçoit, installe et maintient des solutions de chauffage, climatisation, traitement de l'air et…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
23	Arclima Engenharia	Exact match	Cabo De Santo Agostinho, BrazilHQ recorded Oct 14, 2026	201-500	292 contacts →
	Exact match “A Arclima Engenharia é uma empresa brasileira especializada em Climatização, Refrigeração e Eficiência Energética (HVAC), com atuação em todo o território nacional.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
24	VAE Group	Exact match	Darra, AustraliaHQ recorded Oct 14, 2026	201-500	291 contacts →
	Exact match “VAE engineers, constructs and manages Smarter HVAC Solutions.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase
25	Worth & Company, INC	Exact match	Pipersville, PA, United StatesHQ recorded Oct 14, 2026	501-1,000	289 contacts →
	Exact match “Superior Customer Service.” Recorded in the RevenueBase company graph · Oct 14, 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 12,013 hvac cleanroom contractors worldwide

See the full list, filter by size, metro and specialty, and access 35,449 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hvac cleanroom contractors worldwide at a glance

As of Oct 14, 2026

27.3%Verified-email coverage

10.8Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Oct 14, 2026Page data refreshed

Companies by employee count

1-10

4,851

11-50

4,777

51-200

1,725

201-500

382

501-1,000

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 35,449 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 October 14, 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

43 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 12,013 company matches for hvac cleanroom contractors worldwide as of October 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 4,443 companies, followed by India (760) and Brazil (535). 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 139 company records, followed by Houston (86) and Dubai (79).

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 35,449 professional contacts with verified work emails tracked across these 12,013 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 October 14, 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.