Company lists · Data refreshed October 2026

Top 25 Cleanroom hvac manufacturers based in the United States

RevenueBase identified 575 company matches for cleanroom hvac manufacturers associated with the United States as of October 2026 and tracks 20,687 professional contacts across them, including 7,931 with verified work emails. Houston is the largest hub.

This list covers company matches for cleanroom hvac manufacturers associated with the United States, 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 9, 2026.

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 9, 2026 How this list was built
575Companies
20,687Contacts tracked
7,931Verified emails
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The 25 largest cleanroom hvac manufacturers based in the United States

Ranked by team size
Top 25 of 575 company matches for cleanroom hvac manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMinneapolis, MN, United StatesHQ recorded Oct 9, 202610001+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 9, 2026 · View company records in RevenueBase
2Exact matchTulsa, OK, United StatesHQ recorded Oct 9, 20261,001-5,0001,315 contacts →

Exact match

“Driving the industry forward through the design, manufacturing, and rigorous testing of premium HVAC equipment.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3Exact matchSchofield, WI, United StatesHQ recorded Oct 9, 20261,001-5,000978 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 · Oct 9, 2026 · View company records in RevenueBase
4Exact matchSchofield, WI, United StatesHQ recorded Oct 9, 20265,001-10,000863 contacts →

Exact match

“Greenheck Group is made up of team members who serve as leaders in air movement, control, and conditioning equipment, providing solutions across a range of applications and…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5Exact matchLouisville, KY, United StatesHQ recorded Oct 9, 20261,001-5,000833 contacts →

Exact match

“AAF International clean air products and systems offer the most comprehensive clean air solutions available in the world.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchMadison, WI, United StatesHQ recorded Oct 9, 2026501-1,000496 contacts →

Exact match

“Headquartered in Madison, Wisconsin with production facilities in both Madison and Poynette, AprilAire has been providing a variety of Indoor Air Quality solutions and technology…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7Exact matchGreensboro, NC, United StatesHQ recorded Oct 9, 20261,001-5,000458 contacts →

Exact match

“Since 1947, Hoffman & Hoffman, Inc.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchMesa, AZ, United StatesHQ recorded Oct 9, 2026501-1,000370 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 9, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Oct 9, 20261,001-5,000322 contacts →

Exact match

“Nailor Industries, Inc, operating under Nailor International Group, is a privately held, family-owned company with headquarters located in Houston, TX.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchRiverdale, NJ, United StatesHQ recorded Oct 9, 20261,001-5,000277 contacts →

Exact match

“Camfil is a leading supplier of HVAC air filters."The Camfil Group is a world leader in the development and production of air filters and clean air solutions." The Group…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchFrederick, MD, United StatesHQ recorded Oct 9, 2026501-1,000257 contacts →

Exact match

“STULZ Air Technology Systems, Inc.(STULZ USA) is the technology leader, providing cooling solutions and services for mission critical applications through the design and…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchWashington, NC, United StatesHQ recorded Oct 9, 20261,001-5,000251 contacts →

Exact match

“Flanders is a leading air filtration products manufacturer.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchEl Paso, TX, United StatesHQ recorded Oct 9, 20265,001-10,000227 contacts →

Exact match

“Columbus Industries is a global company that has grown steadily since its inception in 1965 to include over 900 associates in seven locations worldwide.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 20261,001-5,000206 contacts →

Exact match

“Established in 2004, Alliance Air Products designs and manufactures custom HVAC solutions to meet any specification, including the most demanding commercial and industrial…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchMontgomeryville, PA, United StatesHQ recorded Oct 9, 2026201-500204 contacts →

Exact match

“The leader in Modular Cleanroom Systems AES is the leader in design, construction, and manufacture of modular cleanroom systems and custom cleanroom equipment for life science and…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchRedmond, OR, United StatesHQ recorded Oct 9, 2026501-1,000197 contacts →

Exact match

“BASX is an industry leader in the manufacturing of high efficiency data center cooling solutions, cleanroom systems, custom HVAC systems and modular solutions.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchIndianapolis, IN, United StatesHQ recorded Oct 9, 2026201-500190 contacts →

Exact match

“MicroMetl is a leader in manufacturing commercial HVAC accessories with over a half century of information and expertise.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18Exact matchCarpentersville, IL, United StatesHQ recorded Oct 9, 2026501-1,000183 contacts →

Exact match

“Since 1946 Revcor has been a staple company in the design and manufacture of revolutionary airflow solutions that efficiently, quietly and reliably deliver the air that improves…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19Exact matchUs, United StatesHQ recorded Oct 9, 20261,001-5,000148 contacts →

Exact match

“Trane, the world leader in creating and sustaining safe, comfortable and energy efficient environments - improves the performance of homes and buildings around the world.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20Exact matchFenton, MI, United StatesHQ recorded Oct 9, 2026201-500144 contacts →

Exact match

“Miller Industries, LLC is comprised of Flex Air, Miller Fabricated Systems, Mi Service Group, Miller Industries Representatives, and Fusion Cooling.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchDesoto, TX, United StatesHQ recorded Oct 9, 2026501-1,000133 contacts →

Exact match

“88 Years in Business 1936-2024.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchOrlando, FL, United StatesHQ recorded Oct 9, 2026201-500129 contacts →

Exact match

“Addison is a leading supplier of HVAC cooling and dehumidification equipment for commercial and industrial applications with extensive experience in treating ventilation air.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23Exact matchSanford, ME, United StatesHQ recorded Oct 9, 202651-200128 contacts →

Exact match

“For more than 60 years, Baker has helped advance science, discovery and clinical care by pioneering innovative solutions for air containment, contamination control and controlled…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24Exact matchSuwanee, GA, United StatesHQ recorded Oct 9, 202651-200122 contacts →

Exact match

“Abatement Technologies, Inc.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchChesterfield, MO, United StatesHQ recorded Oct 9, 202651-200117 contacts →

Exact match

“We help manufacturing and warehousing leaders create healthy work environments for their hard-working people.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

Showing 25 of 575 cleanroom hvac manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 7,931 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cleanroom hvac manufacturers based in the United States at a glance

As of Oct 9, 2026
38.3%Verified-email coverage
36.0Average contacts per company
11-50Median size (employees)
2.3%Largest-city concentration · Houston
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
195
11-50
209
51-200
110
201-500
25
501-1,000
10
1,001-5,000
19
5,001-10,000
3
10001+
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 575 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “cleanroom hvac manufacturers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 7,931 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 9, 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.

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 “cleanroom hvac manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cleanroom hvac manufacturers are there based in the United States?

RevenueBase identified 575 company matches for cleanroom hvac manufacturers associated with the United States 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 city has the most cleanroom hvac manufacturers?

Houston leads with 13 company records, followed by Minneapolis (8) and New York (8).

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 7,931 professional contacts with verified work emails tracked across these 575 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 9, 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.