Company lists · Data refreshed September 2026

Top 25 Contract staffing services based in the United States

Name: Contract staffing services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 24, 2026 15,116 companies tracked

RevenueBase identified 15,116 company matches for contract staffing services associated with the United States as of September 2026 and tracks 712,329 professional contacts across them, including 105,098 with verified work emails and 197,010 with mobile numbers. New York is the largest hub.

This list covers company matches for contract staffing services 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 September 24, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 24, 2026 How this list was built

15,116Companies

712,329Contacts tracked

105,098Verified emails

197,010Mobile numbers

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest contract staffing services based in the United States

Ranked by team size

Top 25 of 15,116 company matches for contract staffing services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 24, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	KELLY	Exact match	Troy, MI, United StatesHQ recorded Sep 24, 2026	10001+	30,378 contacts →
	Exact match “We’ve been helping organizations find the people they need longer than any other company in the world.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
2	Manpowergroup	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 24, 2026	10001+	27,063 contacts →
	Exact match “ManpowerGroup® (NYSE: MAN), the leading global workforce solutions company, helps organizations transform in a fast-changing world of work by sourcing, assessing, developing and…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
3	Robert Half	Exact match	Menlo Park, CA, United StatesHQ recorded Sep 24, 2026	10001+	25,574 contacts →
	Exact match “At Robert Half, we prioritize your security-if you believe you've encountered a scam or fraudulent recruiter, please report it immediately to All Robert Half recruiters…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
4	Manpower	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 24, 2026	10001+	22,508 contacts →
	Exact match “Manpower is the global leader in contingent and permanent recruitment workforce solutions.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
5	Aerotek	Exact match	Hanover, MD, United StatesHQ recorded Sep 24, 2026	n/a	18,268 contacts →
	Exact match “From economic headwinds to talent complexities, the challenges facing North American industry are real.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
6	Insight Global	Exact match	Atlanta, GA, United StatesHQ recorded Sep 24, 2026	n/a	15,553 contacts →
	Exact match “Insight Global is an international talent and consulting company that delivers business outcomes in an ever-changing world.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
7	Express Employment International	Exact match	Oklahoma City, OK, United StatesHQ recorded Sep 24, 2026	10001+	12,647 contacts →
	Exact match “Founded in 1983 and corporately headquartered in Oklahoma City, Express Employment International supports the Express Employment Professionals franchise and related brands.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
8	Randstad USA	Exact match	Atlanta, GA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	8,522 contacts →
	Exact match “Randstad North America, Inc.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
9	Staffmark	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 24, 2026	1,001-5,000	7,764 contacts →
	Exact match “It’s time to join a company that truly cares and works hard to do better for you.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
10	Kforce INC	Exact match	Tampa, FL, United StatesHQ recorded Sep 24, 2026	1,001-5,000	6,147 contacts →
	Exact match “Kforce is a solutions firm specializing in technology, finance and accounting, and professional staffing services.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
11	Peopleready	Exact match	Tacoma, WA, United StatesHQ recorded Sep 24, 2026	10001+	5,482 contacts →
	Exact match “Want to be part of an award-winning team that is reimagining the way people connect with work?” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
12	Tradesmen International	Exact match	Macedonia, OH, United StatesHQ recorded Sep 24, 2026	10001+	4,999 contacts →
	Exact match “Founded in 1992, Tradesmen International is North America’s premier resource for proven skilled craftsmen and labor consulting services.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
13	VOLT	Exact match	Atlanta, GA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	4,831 contacts →
	Exact match “Volt (an Innova Solutions affiliate) is a multi-award winning global workforce solutions provider that propels businesses and careers forward with expert momentum.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
14	Appleone Employment Services	Exact match	Glendale, CA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	4,627 contacts →
	Exact match “AppleOne Employment Services is a full-service employment company.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
15	Spherion	Exact match	Atlanta, GA, United StatesHQ recorded Sep 24, 2026	10001+	4,263 contacts →
	Exact match “We’re Spherion-a staffing and recruiting pioneer that’s been driving careers and helping businesses grow for over 75 years.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
16	Select Staffing	Exact match	Atlanta, GA, United StatesHQ recorded Sep 24, 2026	10001+	3,934 contacts →
	Exact match “Select Staffing is a leading provider of temporary staffing and employment services in the U.S, with nationwide operations across multiple contingent staffing sectors.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
17	Artech L.L.C	Exact match	Morristown, NJ, United StatesHQ recorded Sep 24, 2026	5,001-10,000	3,674 contacts →
	Exact match “Artech is the largest Women-Owned IT Staffing Firm in the U.S, with 34+ years of experience powering workforce transformation for Fortune 500 companies and public-sector…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
18	Elwood Staffing Services, INC	Exact match	Columbus, IN, United StatesHQ recorded Sep 24, 2026	n/a	3,481 contacts →
	Exact match “Whether you're looking to find your next great employee, make your next career move, or help a friend find a new job, you can trust that Elwood puts its passion and expertise into…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
19	Beacon Hill	Exact match	Boston, MA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	3,238 contacts →
	Exact match “Beacon Hill was founded to set a new standard in search, career placement and flexible staffing.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
20	Allegis Group	Exact match	Hanover, MD, United StatesHQ recorded Sep 24, 2026	10001+	3,103 contacts →
	Exact match “As the global leader in talent solutions, we take pride in what we do, connecting great people to great opportunities, helping businesses win and careers soar.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
21	Dexian	Exact match	Mclean, VA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	2,852 contacts →
	Exact match “Dexian is a leading provider of staffing, IT, and workforce solutions with nearly employees and 70 locations worldwide.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
22	Labor Finders	Exact match	Palm Beach Gardens, FL, United StatesHQ recorded Sep 24, 2026	n/a	2,759 contacts →
	Exact match “Established in 1975, Labor Finders International, a franchise company, is the oldest and largest privately held industrial labor staffing company.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
23	Staff Management SMX	Exact match	Chicago, IL, United StatesHQ recorded Sep 24, 2026	501-1,000	2,680 contacts →
	Exact match “Founded in 1988, Staff Management is a recognized leader of comprehensive workforce solutions that deliver best talent, drive compliance, yield tangible savings and build…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
24	Aston Carter	Exact match	Hanover, MD, United StatesHQ recorded Sep 24, 2026	1,001-5,000	2,437 contacts →
	Exact match “Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
25	Employbridge	Exact match	Atlanta, GA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	2,260 contacts →
	Exact match “Employbridge is recognized by Staffing Industry Analysts (SIA) as America’s largest industrial staffing firm.” Recorded in the RevenueBase company graph · Sep 24, 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 “contract staffing services”. 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 15,116 contract staffing services based in the United States

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Contract staffing services based in the United States at a glance

As of Sep 24, 2026

14.8%Verified-email coverage

27.7%Mobile-number coverage

47.1Average contacts per company

11-50Median size (employees)

2.8%Largest-city concentration · New York

Sep 24, 2026Page data refreshed

Companies by employee count

1-10

4,313

11-50

3,312

51-200

2,069

201-500

746

501-1,000

342

1,001-5,000

261

5,001-10,000

10001+

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 26.0d

78,5160–30

23,71031–60

1,66461–90

11190–180

1,097180+

Company record updated

Median 88.0d

00–30

126,02931–60

359,63361–90

193,56690–180

33,101180+

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 “contract staffing services” 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 105,098 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 September 24, 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.

Contract staffing services by metro

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 “contract staffing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many contract staffing services are there based in the United States?

RevenueBase identified 15,116 company matches for contract staffing services associated with the United States as of September 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?

KELLY tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most contract staffing services?

New York leads with 420 company records, followed by Houston (335) and Dallas (230).

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 105,098 professional contacts with verified work emails tracked across these 15,116 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 September 24, 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 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.