Company lists · Data refreshed September 2026
Top 25 Credentialing staffing services worldwide
RevenueBase identified 1,579 credentialing staffing services worldwide as of September 2026 and tracks 46,839 professional contacts across them, including 6,487 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers credentialing staffing services worldwide, 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. Country and city lists for credentialing staffing services follow the table.
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 worldwide
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 | 1,332 contacts → | ||||
Indirect evidence “DataFlow Group is a pioneering global provider of specialized Primary Source Verification (PSV) solutions, and background screening and immigration compliance services that assist…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 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. | |||||
| 4 | 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. | |||||
| 5 | 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. | |||||
| 6 | 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. | |||||
| 7 | 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. | |||||
| 8 | 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. | |||||
| 9 | 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. | |||||
| 10 | 599 contacts → | ||||
Indirect evidence “For almost 30 years, Medical Doctor Associates has been providing physician and advanced practice professionals for a variety of placement options including locum tenens…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 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. | |||||
| 12 | 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. | |||||
| 13 | 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. | |||||
| 14 | 355 contacts → | ||||
Partial evidence “A24 Group is a leading international provider of medical staffing and personnel management services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 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. | |||||
| 16 | 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. | |||||
| 17 | 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. | |||||
| 18 | 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. | |||||
| 19 | 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. | |||||
| 20 | 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. | |||||
| 21 | 242 contacts → | ||||
Indirect evidence “Créée en 2005 par des professionnels de santé infirmiers, SAMSIC MEDICAL se distingue par sa connaissance du fonctionnement hospitalier et des spécificités des différents services…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 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. | |||||
| 23 | 226 contacts → | ||||
Indirect evidence “Covelo Group is continuously creating opportunity and accelerating growth within the education and healthcare spaces.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 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. | |||||
| 25 | 224 contacts → | ||||
Partial evidence “Rhino Medical Services | Precision Staffing.” 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 1,579 credentialing staffing services worldwide
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Credentialing staffing services worldwide at a glance
As of Sep 27, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for credentialing staffing services are linked below.
- What qualifies
- Companies worldwide 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.
- 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, 6,487 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 location
6 lists · largest firstEvery Credentialing staffing services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Credentialing staffing services based in the United States1,064
- Credentialing staffing services based in Germany70
- Credentialing staffing services based in the United Kingdom53
- Credentialing staffing services based in Canada38
- Credentialing staffing services based in the Netherlands25
Cities
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 worldwide?
RevenueBase identified 1,579 credentialing staffing services worldwide 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 country has the most credentialing staffing services?
The United States leads with 1,064 companies, followed by Germany (70) and the United Kingdom (53). Every credentialing staffing services list by country and city is linked on this page.
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 6,487 verified decision-maker contacts tracked across these 1,579 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.