Company lists · Data refreshed October 2026
Top 25 Environmental rooms suppliers based in the United States
RevenueBase identified 55 company matches for environmental rooms suppliers associated with the United States as of October 2026 and tracks 1,071 professional contacts across them, including 306 with verified work emails. Cincinnati is the largest hub.
This list covers company matches for environmental rooms suppliers 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 25, 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.
The 25 largest environmental rooms suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 165 contacts → | ||||
Exact match “For more than 55 years, Thermotron has provided quality environmental test equipment.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 2 | 158 contacts → | ||||
Exact match “ESPEC North America builds quality test chambers in the United States as part of the ESPEC Group, which is the largest organizations solely dedicated to the manufacture of…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 3 | 113 contacts → | ||||
Exact match “Terra Universal is the global leader of Critical Environment Solutions®.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 4 | 91 contacts → | ||||
Exact match “Founded in 1972, Environmental Specialties designs, manufactures, installs and services a diverse line of controlled environmental chambers that maintain precise conditions for a…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 5 | 52 contacts → | ||||
Exact match “Founded in 2003, Darwin Chambers Company has been manufacturing, designing, and installing controlled environmental chambers for over a decade.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 6 | 52 contacts → | ||||
Exact match “Percival Scientific engineers environmental growth chambers for the superior control of temperature, humidity and lighting for universities, colleges, government institutions and…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 7 | 29 contacts → | ||||
Exact match “Founded in 1972, Russells Technical Products is a global supplier of Environmental Test Chambers and Systems.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 8 | 28 contacts → | ||||
Exact match “Parameter Generation & Control is an internationally respected manufacturer of precise stability storage products.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 9 | 21 contacts → | ||||
Exact match “Since its founding, Q Corporation has built its reputation as a preferred manufacturer of custom environmental testing and conditioning systems.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 10 | 18 contacts → | ||||
Exact match “From hospitals and office buildings to the most temperature and humidity sensitive laboratories, IBS provides environmental control with a passion for precision you won’t find…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 11 | 15 contacts → | ||||
Exact match “Sapphire Cleanrooms is a Cleanroom Equipment Supplier.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 12 | 10 contacts → | ||||
Exact match “GCS manufactures cleanroom components designed for critical environments, prioritizing the use of sustainable and responsible materials, without compromising the quality and…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 13 | 9 contacts → | ||||
Exact match “Simplex Isolation Systems, also known as Simplex Strip Doors, is a prominent name in the cleanroom industry because of its expertise in modular cleanrooms, softwall curtains…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 14 | 8 contacts → | ||||
Exact match “BioCold Environmental is one of the nation's leading suppliers of environmental rooms and environmental chambers, with product lines including walk-in cold rooms, dry rooms…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “As the founders of Angstrom Supply, we have more than 30 years of experience in the cleanroom industry, and have provided more than businesses-across a diverse range of…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 16 | 7 contacts → | ||||
Exact match “bioBUBBLE, Inc, has been designing and manufacturing custom, softwall HEPA-filtered environments for cleanrooms and containment applications for more than 30 years.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “Scientific Refrigeration, Trusted Since 1977 For nearly five decades, Scientific Refrigeration has been the go-to service partner for laboratories, medical facilities, biotech…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “We provide products that can help your company fulfill your demanding process equipment needs in the areas of temperature and humidity control equipment, air environmental…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “Allied Cleanrooms specializes in the design, construction and installation modular hardwall cleanrooms (or clean rooms) for numerous industries and applications.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “Thermmax Environmental Rooms|Design, manufacture,installation and servicing of temperature and humidity controlled rooms and chambers for Scientific and Industrial Applications.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “PBSC was established in 1987 and is a high quality supplier of components for clean controlled environments.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “HK Bioscience is provider of custom Cleanrooms and Modular rooms for Pharmacies.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “We offer short lead times on aesthetically pleasing, simple cleanroom designs that are easily reconfigured, affordable, and made in the USA.” Recorded in the RevenueBase company graph · Oct 25, 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 “environmental rooms suppliers”. 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 55 environmental rooms suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 306 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Environmental rooms suppliers based in the United States at a glance
As of Oct 25, 2026Companies by employee count
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 55 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 “environmental rooms suppliers” 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 306 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 25, 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 “environmental rooms suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many environmental rooms suppliers are there based in the United States?
RevenueBase identified 55 company matches for environmental rooms suppliers 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?
Thermotron Industries tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most environmental rooms suppliers?
Cincinnati leads with 2 company records, followed by Holland (2) and Houston (2).
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 306 professional contacts with verified work emails tracked across these 55 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 25, 2026.
Ready to reach these companies? Verified emails and direct dials for all 55 environmental rooms suppliers based in the United States. Start with a free account, no credit card.
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Environmental rooms suppliers by geography
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Environmental rooms suppliers based in India
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 environmental rooms suppliers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 55 matching company records for environmental rooms suppliers based in the United States, with 1,071 tracked contacts and 306 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 25, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 environmental rooms suppliers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Thermotron Industriesthermotron.com HQ: Holland, MI, United StatesReported employees: 201-500 | Holland, MI, United States | 201-500 | Exact match | 165 contacts → |
“For more than 55 years, Thermotron has provided quality environmental test equipment.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Espec North Americaespec.com HQ: Hudsonville, MI, United StatesReported employees: 51-200 | Hudsonville, MI, United States | 51-200 | Exact match | 158 contacts → |
“ESPEC North America builds quality test chambers in the United States as part of the ESPEC Group, which is the largest organizations solely dedicated to the manufacture of…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Terra Universal, INCterrauniversal.com HQ: Fullerton, CA, United StatesReported employees: 201-500 | Fullerton, CA, United States | 201-500 | Exact match | 113 contacts → |
“Terra Universal is the global leader of Critical Environment Solutions®.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Environmental Specialties, LLCeschambers.com HQ: Raleigh, NC, United StatesReported employees: 51-200 | Raleigh, NC, United States | 51-200 | Exact match | 91 contacts → |
“Founded in 1972, Environmental Specialties designs, manufactures, installs and services a diverse line of controlled environmental chambers that maintain precise conditions for a…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Darwin Chambers Companydarwinchambers.com HQ: St. Louis, MO, United StatesReported employees: 51-200 | St. Louis, MO, United States | 51-200 | Exact match | 52 contacts → |
“Founded in 2003, Darwin Chambers Company has been manufacturing, designing, and installing controlled environmental chambers for over a decade.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Percival Scientificpercival-scientific.com HQ: Perry, IA, United StatesReported employees: 51-200 | Perry, IA, United States | 51-200 | Exact match | 52 contacts → |
“Percival Scientific engineers environmental growth chambers for the superior control of temperature, humidity and lighting for universities, colleges, government institutions and…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Russells Technical Productsrussells-tech.com HQ: Holland, MI, United StatesReported employees: 51-200 | Holland, MI, United States | 51-200 | Exact match | 29 contacts → |
“Founded in 1972, Russells Technical Products is a global supplier of Environmental Test Chambers and Systems.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Parameter Generation & Controlhumiditycontrol.com HQ: Black Mountain, NC, United StatesReported employees: 11-50 | Black Mountain, NC, United States | 11-50 | Exact match | 28 contacts → |
“Parameter Generation & Control is an internationally respected manufacturer of precise stability storage products.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Q Corporationqcorp.com HQ: Las Vegas, NV, United StatesReported employees: 51-200 | Las Vegas, NV, United States | 51-200 | Exact match | 21 contacts → |
“Since its founding, Q Corporation has built its reputation as a preferred manufacturer of custom environmental testing and conditioning systems.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Interactive Building Solutionsibs-chicago.com HQ: Joliet, IL, United StatesReported employees: 51-200 | Joliet, IL, United States | 51-200 | Exact match | 18 contacts → |
“From hospitals and office buildings to the most temperature and humidity sensitive laboratories, IBS provides environmental control with a passion for precision you won’t find…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Sapphire Cleanrooms LLCsapphirecleanrooms.comHQ: Placentia, CA, United StatesReported employees: 51-200 | Placentia, CA, United States | 51-200 | Exact match | 15 contacts → |
“Sapphire Cleanrooms is a Cleanroom Equipment Supplier.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | GCSgcscleanrooms.com HQ: College Station, TX, United StatesReported employees: 51-200 | College Station, TX, United States | 51-200 | Exact match | 10 contacts → |
“GCS manufactures cleanroom components designed for critical environments, prioritizing the use of sustainable and responsible materials, without compromising the quality and…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Simplex Isolation Systemssimplex.isHQ: Fontana, CA, United StatesReported employees: 51-200 | Fontana, CA, United States | 51-200 | Exact match | 9 contacts → |
“Simplex Isolation Systems, also known as Simplex Strip Doors, is a prominent name in the cleanroom industry because of its expertise in modular cleanrooms, softwall curtains…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Biocold Environmental, INCbiocold.com HQ: Ellisville, MO, United StatesReported employees: 11-50 | Ellisville, MO, United States | 11-50 | Exact match | 8 contacts → |
“BioCold Environmental is one of the nation's leading suppliers of environmental rooms and environmental chambers, with product lines including walk-in cold rooms, dry rooms…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Flow Cleanroomsflowcleanrooms.com HQ: Comstock Park, MI, United StatesReported employees: 11-50 | Comstock Park, MI, United States | 11-50 | Exact match | 8 contacts → |
“As the founders of Angstrom Supply, we have more than 30 years of experience in the cleanroom industry, and have provided more than businesses-across a diverse range of…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Biobubble, INCbiobubble.com HQ: Fort Collins, CO, United StatesReported employees: 11-50 | Fort Collins, CO, United States | 11-50 | Exact match | 7 contacts → |
“bioBUBBLE, Inc, has been designing and manufacturing custom, softwall HEPA-filtered environments for cleanrooms and containment applications for more than 30 years.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Scientific Refrigerationscifrig.com HQ: Huntington Beach, CA, United StatesReported employees: 11-50 | Huntington Beach, CA, United States | 11-50 | Exact match | 7 contacts → |
“Scientific Refrigeration, Trusted Since 1977 For nearly five decades, Scientific Refrigeration has been the go-to service partner for laboratories, medical facilities, biotech…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Climate Technologies Corpclimatetechnologies.com HQ: Brighton, MI, United StatesReported employees: 1-10 | Brighton, MI, United States | 1-10 | Exact match | 5 contacts → |
“We provide products that can help your company fulfill your demanding process equipment needs in the areas of temperature and humidity control equipment, air environmental…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Allied Cleanroomsalliedcleanrooms.com HQ: Orange, CA, United StatesReported employees: 51-200 | Orange, CA, United States | 51-200 | Exact match | 4 contacts → |
“Allied Cleanrooms specializes in the design, construction and installation modular hardwall cleanrooms (or clean rooms) for numerous industries and applications.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Thermmax Scientific Productsthermmax.com HQ: Colmar, PA, United StatesReported employees: 11-50 | Colmar, PA, United States | 11-50 | Exact match | 3 contacts → |
“Thermmax Environmental Rooms|Design, manufacture,installation and servicing of temperature and humidity controlled rooms and chambers for Scientific and Industrial Applications.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Pbsc USApbsc-inc.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 2 contacts → |
“PBSC was established in 1987 and is a high quality supplier of components for clean controlled environments.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Mallory Engineering INCmalloryeng.com HQ: Salt Lake City, UT, United StatesReported employees: 11-50 | Salt Lake City, UT, United States | 11-50 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | HK Bioscience LLChk-bioscience.com HQ: Winter Park, FL, United StatesReported employees: 1-10 | Winter Park, FL, United States | 1-10 | Exact match | 2 contacts → |
“HK Bioscience is provider of custom Cleanrooms and Modular rooms for Pharmacies.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Scientific Climate Systems, LTDscs-usa.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Bauen Cleanroomsbauencleanrooms.com HQ: Loveland, CO, United StatesReported employees: 1-10 | Loveland, CO, United States | 1-10 | Exact match | 2 contacts → |
“We offer short lead times on aesthetically pleasing, simple cleanroom designs that are easily reconfigured, affordable, and made in the USA.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 55 company matches
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Environmental rooms suppliers: dataset insights
October 25, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
55 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 55 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 25, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for environmental rooms suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many environmental rooms suppliers did RevenueBase find based in the United States?
The saved snapshot records 55 matching company records, 1,071 tracked contacts and 306 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 25, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Environmental rooms suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 environmental rooms suppliers based in the United States. Snapshot: October 25, 2026. https://revenuebase.ai/companies/environmental-rooms-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Environmental rooms suppliers based in India
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 environmental rooms suppliers based in the United States
RevenueBase records 55 matching company records for environmental rooms suppliers based in the United States, with 1,071 tracked contacts and 306 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 25, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 environmental rooms suppliers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Thermotron Industriesthermotron.com HQ: Holland, MI, United StatesReported employees: 201-500 | Holland, MI, United States | 201-500 | Exact match | 165 contacts → |
“For more than 55 years, Thermotron has provided quality environmental test equipment.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Espec North Americaespec.com HQ: Hudsonville, MI, United StatesReported employees: 51-200 | Hudsonville, MI, United States | 51-200 | Exact match | 158 contacts → |
“ESPEC North America builds quality test chambers in the United States as part of the ESPEC Group, which is the largest organizations solely dedicated to the manufacture of…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Terra Universal, INCterrauniversal.com HQ: Fullerton, CA, United StatesReported employees: 201-500 | Fullerton, CA, United States | 201-500 | Exact match | 113 contacts → |
“Terra Universal is the global leader of Critical Environment Solutions®.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Environmental Specialties, LLCeschambers.com HQ: Raleigh, NC, United StatesReported employees: 51-200 | Raleigh, NC, United States | 51-200 | Exact match | 91 contacts → |
“Founded in 1972, Environmental Specialties designs, manufactures, installs and services a diverse line of controlled environmental chambers that maintain precise conditions for a…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Darwin Chambers Companydarwinchambers.com HQ: St. Louis, MO, United StatesReported employees: 51-200 | St. Louis, MO, United States | 51-200 | Exact match | 52 contacts → |
“Founded in 2003, Darwin Chambers Company has been manufacturing, designing, and installing controlled environmental chambers for over a decade.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Percival Scientificpercival-scientific.com HQ: Perry, IA, United StatesReported employees: 51-200 | Perry, IA, United States | 51-200 | Exact match | 52 contacts → |
“Percival Scientific engineers environmental growth chambers for the superior control of temperature, humidity and lighting for universities, colleges, government institutions and…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Russells Technical Productsrussells-tech.com HQ: Holland, MI, United StatesReported employees: 51-200 | Holland, MI, United States | 51-200 | Exact match | 29 contacts → |
“Founded in 1972, Russells Technical Products is a global supplier of Environmental Test Chambers and Systems.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Parameter Generation & Controlhumiditycontrol.com HQ: Black Mountain, NC, United StatesReported employees: 11-50 | Black Mountain, NC, United States | 11-50 | Exact match | 28 contacts → |
“Parameter Generation & Control is an internationally respected manufacturer of precise stability storage products.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Q Corporationqcorp.com HQ: Las Vegas, NV, United StatesReported employees: 51-200 | Las Vegas, NV, United States | 51-200 | Exact match | 21 contacts → |
“Since its founding, Q Corporation has built its reputation as a preferred manufacturer of custom environmental testing and conditioning systems.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Interactive Building Solutionsibs-chicago.com HQ: Joliet, IL, United StatesReported employees: 51-200 | Joliet, IL, United States | 51-200 | Exact match | 18 contacts → |
“From hospitals and office buildings to the most temperature and humidity sensitive laboratories, IBS provides environmental control with a passion for precision you won’t find…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Sapphire Cleanrooms LLCsapphirecleanrooms.com HQ: Placentia, CA, United StatesReported employees: 51-200 | Placentia, CA, United States | 51-200 | Exact match | 15 contacts → |
“Sapphire Cleanrooms is a Cleanroom Equipment Supplier.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | GCSgcscleanrooms.com HQ: College Station, TX, United StatesReported employees: 51-200 | College Station, TX, United States | 51-200 | Exact match | 10 contacts → |
“GCS manufactures cleanroom components designed for critical environments, prioritizing the use of sustainable and responsible materials, without compromising the quality and…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Simplex Isolation Systemssimplex.is HQ: Fontana, CA, United StatesReported employees: 51-200 | Fontana, CA, United States | 51-200 | Exact match | 9 contacts → |
“Simplex Isolation Systems, also known as Simplex Strip Doors, is a prominent name in the cleanroom industry because of its expertise in modular cleanrooms, softwall curtains…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Biocold Environmental, INCbiocold.com HQ: Ellisville, MO, United StatesReported employees: 11-50 | Ellisville, MO, United States | 11-50 | Exact match | 8 contacts → |
“BioCold Environmental is one of the nation's leading suppliers of environmental rooms and environmental chambers, with product lines including walk-in cold rooms, dry rooms…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Flow Cleanroomsflowcleanrooms.com HQ: Comstock Park, MI, United StatesReported employees: 11-50 | Comstock Park, MI, United States | 11-50 | Exact match | 8 contacts → |
“As the founders of Angstrom Supply, we have more than 30 years of experience in the cleanroom industry, and have provided more than businesses-across a diverse range of…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Biobubble, INCbiobubble.com HQ: Fort Collins, CO, United StatesReported employees: 11-50 | Fort Collins, CO, United States | 11-50 | Exact match | 7 contacts → |
“bioBUBBLE, Inc, has been designing and manufacturing custom, softwall HEPA-filtered environments for cleanrooms and containment applications for more than 30 years.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Scientific Refrigerationscifrig.com HQ: Huntington Beach, CA, United StatesReported employees: 11-50 | Huntington Beach, CA, United States | 11-50 | Exact match | 7 contacts → |
“Scientific Refrigeration, Trusted Since 1977 For nearly five decades, Scientific Refrigeration has been the go-to service partner for laboratories, medical facilities, biotech…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Climate Technologies Corpclimatetechnologies.com HQ: Brighton, MI, United StatesReported employees: 1-10 | Brighton, MI, United States | 1-10 | Exact match | 5 contacts → |
“We provide products that can help your company fulfill your demanding process equipment needs in the areas of temperature and humidity control equipment, air environmental…” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Allied Cleanroomsalliedcleanrooms.com HQ: Orange, CA, United StatesReported employees: 51-200 | Orange, CA, United States | 51-200 | Exact match | 4 contacts → |
“Allied Cleanrooms specializes in the design, construction and installation modular hardwall cleanrooms (or clean rooms) for numerous industries and applications.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Thermmax Scientific Productsthermmax.com HQ: Colmar, PA, United StatesReported employees: 11-50 | Colmar, PA, United States | 11-50 | Exact match | 3 contacts → |
“Thermmax Environmental Rooms|Design, manufacture,installation and servicing of temperature and humidity controlled rooms and chambers for Scientific and Industrial Applications.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Pbsc USApbsc-inc.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 2 contacts → |
“PBSC was established in 1987 and is a high quality supplier of components for clean controlled environments.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Mallory Engineering INCmalloryeng.com HQ: Salt Lake City, UT, United StatesReported employees: 11-50 | Salt Lake City, UT, United States | 11-50 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | HK Bioscience LLChk-bioscience.com HQ: Winter Park, FL, United StatesReported employees: 1-10 | Winter Park, FL, United States | 1-10 | Exact match | 2 contacts → |
“HK Bioscience is provider of custom Cleanrooms and Modular rooms for Pharmacies.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Scientific Climate Systems, LTDscs-usa.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Bauen Cleanroomsbauencleanrooms.com HQ: Loveland, CO, United StatesReported employees: 1-10 | Loveland, CO, United States | 1-10 | Exact match | 2 contacts → |
“We offer short lead times on aesthetically pleasing, simple cleanroom designs that are easily reconfigured, affordable, and made in the USA.” Recorded description excerpt · October 25, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 55 company matches
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Environmental rooms suppliers: dataset insights
October 25, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
55 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 55 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 25, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for environmental rooms suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many environmental rooms suppliers did RevenueBase find based in the United States?
The saved snapshot records 55 matching company records, 1,071 tracked contacts and 306 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 25, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Environmental rooms suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 environmental rooms suppliers based in the United States. Snapshot: October 25, 2026. https://revenuebase.ai/companies/environmental-rooms-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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