Company lists · Data refreshed September 2026
Top 25 Credentialing staffing services based in the United States
RevenueBase identified 1,064 credentialing staffing services headquartered in the United States as of September 2026 and tracks 40,430 professional contacts across them, including 5,136 with verified work emails. New York is the largest hub.
This list covers credentialing staffing services headquartered in the 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 credentialing staffing services based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,012 contacts → | ||||
Partial evidence “CompHealth is one of the largest healthcare staffing companies in the United States offering permanent, locum tenens, travel and other placements for healthcare providers.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,171 contacts → | ||||
Partial evidence “LocumTenens.com specializes in optimizing healthcare staffing operations.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,170 contacts → | ||||
Partial evidence “TotalMed provides temporary, contract, and full time staffing services to hospitals, medical groups, health plans, and life sciences companies who require staffing assistance in…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,067 contacts → | ||||
Partial evidence “Ro Health is a rapidly growing healthcare staffing agency with over a decade of experience aligning compassionate and talented providers with incredible career opportunities.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 969 contacts → | ||||
Partial evidence “Founded in 2006, LRS Healthcare is a leading provider of medical staffing.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 855 contacts → | ||||
Partial evidence “MedPro Healthcare Staffing is a Joint Commission certified, leading provider of temporary and contract staffing services to healthcare facilities throughout the United States.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 759 contacts → | ||||
Partial evidence “Since 1985, ATC Healthcare has been growing and providing “staffing wherever healthcare is provided” through our network of over 65 Franchised locations.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 654 contacts → | ||||
Indirect evidence “Our team of healthcare experts can help you meet business objectives, such as improved retention, quality, reporting, and cost effectiveness for per diem, contract, travel, or…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 524 contacts → | ||||
Partial evidence “CoreMedical Group is a leading national healthcare staffing agency specializing in placement of permanent or traveling nurses, allied healthcare professionals and physicians.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 399 contacts → | ||||
Partial evidence “Horizon Healthcare Staffing is a leading healthcare staffing agency serving the New York and New Jersey Metropolitan area.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 364 contacts → | ||||
Partial evidence “All Star Healthcare Solutions® is a full-service company and one of the fastest-growing healthcare staffing firms in the United States.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 347 contacts → | ||||
Partial evidence “American Medical Staffing is your source for full-service medical staffing and recruitment.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 324 contacts → | ||||
Partial evidence “Healthcare Staffing Services Concentric Healthcare Staffing is the last recruiting partner you will ever need.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 314 contacts → | ||||
Indirect evidence “Our fundamental mission here at Medical Professionals is to promote HAPPY and HEALTHY lives – for you, for your team and our team, for the healthcare candidates we recruit, for…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 293 contacts → | ||||
Partial evidence “Founded in 2003, LiquidAgents Healthcare provides clinical staffing solutions to public and private healthcare facilities across the United States.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 293 contacts → | ||||
Partial evidence “Elite Medical Staffing is a national company with branches throughout the country, specializing in placing healthcare professionals at their desired facility and choice of…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 266 contacts → | ||||
Partial evidence “Trusted Talent is a health care staffing company based out of Buffalo, NY.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 237 contacts → | ||||
Partial evidence “With years of healthcare and physician staffing experience, MPLT Healthcare has the knowledge, resources, and proven industry commitment to help facilities meet the increasing…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 226 contacts → | ||||
Partial evidence “TLC Nursing & Allied is a U.S-based healthcare staffing agency connecting hospitals and healthcare facilities with qualified nursing and allied professionals nationwide.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 224 contacts → | ||||
Partial evidence “Rhino Medical Services | Precision Staffing.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 221 contacts → | ||||
Indirect evidence “Genie Healthcare carries with it a commitment to providing a comprehensive level of service and quality care.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 220 contacts → | ||||
Partial evidence “With more than 20 years of healthcare industry experience, plus Joint Commission Certification, ESP Personnel is a leader in the healthcare staffing industry with a true…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 192 contacts → | ||||
Indirect evidence “RN & Allied Specialties was acquired by Aya Healthcare.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 190 contacts → | ||||
Partial evidence “Focus Staff is a TJC (formerly JCAHO) Certified healthcare staffing agency that prides itself on high-end customer service to both, our healthcare professionals, and clients.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 180 contacts → | ||||
Partial evidence “As your trusted and experienced healthcare and education staffing firm, we've got you covered.” 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: credentialing staffing services. 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 credentialing staffing services.
- Partial evidence
- Its own public description names part of credentialing staffing services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name credentialing staffing services. 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 1,064 credentialing staffing services based in the United States
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 5,136 reachable decision-makers.
Free signup · no credit card
Credentialing staffing services based in the United States at a glance
As of Sep 27, 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 1,064 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 credentialing staffing services, 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 the United States whose own description of what they do matches “credentialing staffing services”. 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 credentialing staffing services), 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 credentialing staffing services, and records with no verified work email. Companies headquartered outside United States 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, 5,136 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.
Credentialing staffing services by metro
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 credentialing staffing services, 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 credentialing staffing services are there based in the United States?
RevenueBase identified 1,064 credentialing staffing services headquartered in the 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?
Comphealth, headquartered in Midvale, tops this list with the largest team on record.
Which city has the most credentialing staffing services?
New York leads with 36 headquartered companies, followed by Dallas (24) and Houston (21).
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 5,136 verified decision-maker contacts tracked across these 1,064 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.
Ready to reach these companies? Verified emails and direct dials for all 1,064 credentialing staffing services based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Credentialing staffing services 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 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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Credentialing staffing services based in New York, United States
- Credentialing staffing services based in Canada
- Credentialing staffing services based in Germany
- Credentialing staffing services based in the Netherlands
- Credentialing staffing services based in the United Kingdom
- AI companies based in the United States