Company lists · Data refreshed September 2026
Top 25 Cleanroom staffing agencies based in New York, United States
RevenueBase identified 129 cleanroom staffing agencies headquartered in New York, United States as of September 2026 and tracks 3,151 professional contacts across them, including 618 with verified work emails. Across the United States, Houston is the largest hub for this category (141 companies); New York follows with 129.
This list covers cleanroom staffing agencies headquartered in New York, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 cleanroom staffing agencies based in New York, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 614 contacts → | ||||
Partial evidence “Mitchell Martin Inc.(MMI) is one of the largest employee-owned staffing firms in the U.S, specializing in IT, healthcare, healthcare IT, accounting and finance, and professional…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 456 contacts → | ||||
Indirect evidence “Employing people across the United States in fields from healthcare to high-profile professional to light industrial, NSG encompasses all disciplines and regions to meet the…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 349 contacts → | ||||
Partial evidence “Founded in 1962, The TemPositions Group of Companies is a privately owned full-service staffing firm offering temporary, contract temp-to-hire and direct hire services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 135 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 80 contacts → | ||||
Partial evidence “Klaxontech Inc is an IT Consulting and staffing service provider.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 59 contacts → | ||||
Partial evidence “Founded in 2014, Summit Staffing Partners is a leading Staffing / Recruitment firm with primary offices in New York City and a satellite office in Florida.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 57 contacts → | ||||
Partial evidence “Our company aims to fulfill the hiring and staffing needs of various clients while helping job seekers find the best-suited jobs based on their skills, abilities, and preferences.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 56 contacts → | ||||
Partial evidence “Since 1980, Analytic Recruiting has been a trusted leader in specialized staffing solutions, connecting top-tier talent with organizations seeking advanced quantitative and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 49 contacts → | ||||
Partial evidence “Full-Time Direct Hire / Contract / Temporary Staffing Friedman Williams specializes in placing highly skilled candidates across all industries while focusing on superior customer…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 48 contacts → | ||||
Indirect evidence “OP Technology, part of the Oliver Parks Group, is a global sourcing partner focused exclusively on the Technology sector.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 43 contacts → | ||||
Indirect evidence “The Cypress Group is a boutique full-service information technology placement firm that identifies and delivers highly sought-after talent for full-time, permanent placement.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 36 contacts → | ||||
Partial evidence “Talener is a full-service staffing company with headquarters in NYC and Boston.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 36 contacts → | ||||
Partial evidence “Vanguard is an industry leading, privately held staffing agency with nearly 50 years of expertise in recruitment across all industries.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 34 contacts → | ||||
Indirect evidence “MTK Resources brings decades of combined strategic recruitment and talent acquisition expertise.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 34 contacts → | ||||
Partial evidence “PROMED Personnel Services is a medical Staffing Agency dedicated solely to servicing the needs of the medical community.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 31 contacts → | ||||
Partial evidence “Admiral Staffing Inc, a Certified Minority-Owned Business Enterprise (MBE) is an active member of the American Staffing Association.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 28 contacts → | ||||
Indirect evidence “Proven methodology.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 28 contacts → | ||||
Partial evidence “Karen Gallagher, a leader in the staffing industry with over 22 years experience, founded C2 Staffing Solutions to better serve the needs of her present and future clients.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 28 contacts → | ||||
Indirect evidence “It is the mission of Tapuz, Inc.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 26 contacts → | ||||
Indirect evidence “TalentHub Worldwide, Inc.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 22 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 15 contacts → | ||||
Partial evidence “TemPositions Health Care is a health care and social service staffing service whose sole focus is recruiting, credentialing, interviewing and providing highly qualified and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 14 contacts → | ||||
Partial evidence “MDMS Recruiting, LLC is a full-service Information Technology staffing firm, providing high-level IT professionals to a broad range of companies and industries on a nationwide…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 13 contacts → | ||||
Indirect evidence “We take the unnecessary stress and expenses off your shoulders while delivering you the healthcare industry’s most sought-after talent through rigorous screening and connections-…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 13 contacts → | ||||
Indirect evidence “How do we do it?” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: cleanroom staffing agencies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names cleanroom staffing agencies.
- Partial evidence
- Its own public description names part of cleanroom staffing agencies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name cleanroom staffing agencies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 129 cleanroom staffing agencies based in New York, United States
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Cleanroom staffing agencies based in New York, United States at a glance
As of Sep 27, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 129 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among cleanroom staffing agencies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in New York, United States whose own description of what they do matches “cleanroom staffing agencies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names cleanroom staffing agencies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among cleanroom staffing agencies, and records with no verified work email. Companies headquartered outside New York are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 618 across the full list. 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 September 27, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Cleanroom staffing agencies by metro in the United States
- Cleanroom staffing agencies in Houston141
- Cleanroom staffing agencies in Dallas91
- Cleanroom staffing agencies in Atlanta90
- Cleanroom staffing agencies in Chicago72
- Cleanroom staffing agencies in Austin63
- Cleanroom staffing agencies in Boston45
- Cleanroom staffing agencies in Charlotte41
- Cleanroom staffing agencies in Los Angeles41
- Cleanroom staffing agencies in San Diego40
- Cleanroom staffing agencies in Orlando39
- Cleanroom staffing agencies in Phoenix38
- Cleanroom staffing agencies in Denver36
- Cleanroom staffing agencies in Tampa36
- Cleanroom staffing agencies in Columbus35
- Cleanroom staffing agencies in Irving34
- Cleanroom staffing agencies in Philadelphia34
- Cleanroom staffing agencies in Miami33
- Cleanroom staffing agencies in San Francisco31
- Cleanroom staffing agencies in Indianapolis29
- Cleanroom staffing agencies in Washington29
- Cleanroom staffing agencies in Cincinnati28
- Cleanroom staffing agencies in Irvine26
- Cleanroom staffing agencies in San Jose26
- Cleanroom staffing agencies in Raleigh25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names cleanroom staffing agencies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many cleanroom staffing agencies are there based in New York, United States?
RevenueBase identified 129 cleanroom staffing agencies headquartered in New York, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Mitchell Martin INC, headquartered in New York, tops this list with the largest team on record.
Which city in the United States has the most cleanroom staffing agencies?
Houston leads the United States with 141 headquartered companies, followed by New York (129) and Dallas (91).
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 618 verified decision-maker contacts tracked across these 129 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 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 Smart Search, 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.
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