Company lists · Data verified August 2026
Top 25 Cleanroom staffing based in the United States
There are 222 cleanroom staffing headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 2,878 professional contacts across them, including 811 with verified work emails and 1,031 with mobile numbers. New York is the largest hub.
This list covers cleanroom staffing headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.
The 25 largest cleanroom staffing based in the United States
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 |  Azzur Group | 13 |
| 2 |  Brilliant General Maintenance, INC | 37 |
| 3 |  AES Cleanroom Technology | 113 |
| 4 |  Germfree | 70 |
| 5 | Franz Ziel Gmbh | 62 |
| 6 |  Cleanspace | 52 |
| 7 |  Advancetec, LLC | 44 |
| 8 |  Advanced Cleanroom Microclean ACM | 21 |
| 9 |  G-Con | 37 |
| 10 |  Uniclean Cleanroom Services | 10 |
| 11 |  Sterile Environment Technologies Set3 | 16 |
| 12 |  Link Hospitality Corp Staffing Services | 7 |
| 13 |  MK Metalfree | 26 |
| 14 |  Fidelity On Call, LTD | 5 |
| 15 |  Cloud Staffing Professionals | 11 |
| 16 |  Jobleticspro | 3 |
| 17 |  PEL VIP | 4 |
| 18 |  KNF Clean Room Products Corporation | 5 |
| 19 |  Teknipure | 7 |
| 20 |  Sapphire Cleanrooms LLC | 2 |
| 21 |  Allied Construction Management Services | 7 |
| 22 |  Clean AIR Technology, INC | 4 |
| 23 |  Newage Clinical | 1 |
| 24 |  Biotechx | 2 |
| 25 |  Paragon Critical Environment Specialists | 4 |
Showing 25 of 222 cleanroom staffing based in the United States
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Cleanroom staffing based in the United States at a glance
As of Aug 28, 2026Companies by employee count
Cleanroom staffing by metro
| Metro | Companies |
|---|---|
| Cleanroom staffing in New York | 5 |
| Cleanroom staffing in Houston | 5 |
| Cleanroom staffing in Dallas | 5 |
| Cleanroom staffing in Grand Rapids | 4 |
| Cleanroom staffing in Portland | 4 |
| Cleanroom staffing in Columbus | 3 |
| Cleanroom staffing in Canton | 3 |
| Cleanroom staffing in Marlborough | 3 |
How this list was built
- Source
- The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
- Inclusion
- Companies whose own business descriptions match “cleanroom staffing”, with match quality audited by blind human judging, and headquartered in the United States.
- 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
- Contact records re-verify on a rolling cadence; 3 contacts on this list were re-verified in the last 30 days.
- Refresh
- Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.
Frequently asked
How many cleanroom staffing are there based in the United States?
There are 222 cleanroom staffing headquartered in the United States as of August 2026 (RevenueBase).
What is the largest company on this list?
Azzur Group, headquartered in Burlington, tops this list with the largest team on record.
Which city has the most cleanroom staffing?
New York leads with 5 headquartered companies, followed by Houston (5) and Dallas (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 811 verified decision-maker contacts tracked across these 222 companies.
How current is this list?
The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.
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About this data
RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.