Company lists · Data refreshed September 2026

Top 25 Contingent search firms based in the United States

Name: Contingent search firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 8,620 companies tracked

RevenueBase identified 8,620 company matches for contingent search firms associated with the United States as of September 2026 and tracks 246,156 professional contacts across them, including 35,700 with verified work emails. New York is the largest hub.

This list covers company matches for contingent search firms 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 19, 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 19, 2026 How this list was built

8,620Companies

246,156Contacts tracked

35,700Verified emails

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The 25 largest contingent search firms based in the United States

Ranked by team size

Top 25 of 8,620 company matches for contingent search firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	Robert Half	Exact match	Menlo Park, CA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
2	Manpower	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
3	Appleone Employment Services	Exact match	Glendale, CA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
4	Spherion	Exact match	Atlanta, GA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
5	Select Staffing	Exact match	Atlanta, GA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
6	Elwood Staffing Services, INC	Exact match	Columbus, IN, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
7	Beacon Hill	Exact match	Boston, MA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
8	Remedy Intelligent Staffing	Exact match	Atlanta, GA, United StatesHQ recorded Sep 19, 2026	10001+	1,948 contacts →
	Exact match “Remedy Intelligent Staffing is a nationwide professional staffing organization with more than 50 years of recruiting and selection expertise to match job candidates with positions…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Addison Group	Exact match	Chicago, IL, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,840 contacts →
	Exact match “Addison Group provides comprehensive talent solutions and consulting services across diverse practice areas, including Non-Clinical Healthcare, Information Technology (IT), Human…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Labormax Staffing	Exact match	Kearney, MO, United StatesHQ recorded Sep 19, 2026	n/a	1,755 contacts →
	Exact match “LaborMAX Staffing is your reliable provider of quality pre-screened contingent workers.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Pridestaff	Exact match	Fresno, CA, United StatesHQ recorded Sep 19, 2026	501-1,000	1,683 contacts →
	Exact match “We make it all about you.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Elite Staffing INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 19, 2026	10001+	1,661 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Resourcemfg	Exact match	Atlanta, GA, United StatesHQ recorded Sep 19, 2026	5,001-10,000	1,639 contacts →
	Exact match “ResourceMFG places temporary and direct hire employees within the total spectrum of manufacturing jobs including production, quality, maintenance, supervision, and all levels of…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Onin Staffing	Exact match	Birmingham, AL, United StatesHQ recorded Sep 19, 2026	10001+	1,614 contacts →
	Exact match “Ōnin Staffing, a company of The Ōnin Group, is a national light industrial and clerical staffing agency.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Nesco Resource	Exact match	Mayfield Heights, OH, United StatesHQ recorded Sep 19, 2026	501-1,000	1,599 contacts →
	Exact match “Companies need talent.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	SELF	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	n/a	1,431 contacts →
	Exact match “We are a Full Service Solutions Company specializing in placements of professionals in Information Technology, Finance/Accounting, Energy (front, mid and back office)…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Coworx Staffing Services	Exact match	Morristown, NJ, United StatesHQ recorded Sep 19, 2026	201-500	1,286 contacts →
	Exact match “CoWorx Staffing Services is one of the largest staffing firms in the U.S.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Snelling Staffing	Exact match	Goose Creek, SC, United StatesHQ recorded Sep 19, 2026	n/a	1,226 contacts →
	Exact match “Since 1951, Snelling has helped businesses grow and people find meaningful work.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Ultimate Staffing	Exact match	Orange, CA, United StatesHQ recorded Sep 19, 2026	501-1,000	1,196 contacts →
	Exact match “Meet Ultimate Staffing: Ultimate Staffing Services, a business line of Roth Staffing Companies, specializes in delivering temporary, temporary-to-hire, and direct hire services…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	TRS Staffing Solutions	Exact match	Greenville, United StatesHQ recorded Sep 19, 2026	201-500	1,187 contacts →
	Exact match “TRS Staffing Solutions is a world leading engineering recruitment agency specialising in the recruitment and supply of professional, engineering, technical and field talent.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	247hire	Exact match	Oak Brook, IL, United StatesHQ recorded Sep 19, 2026	201-500	1,059 contacts →
	Exact match “At 247Hire, our mission is simple: to empower yours.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	QPS Employment Group	Exact match	Brookfield, WI, United StatesHQ recorded Sep 19, 2026	201-500	1,019 contacts →
	Exact match “Founded in 1985, QPS Employment Group has grown from a two-person operation to one of the nation's leading staffing and recruiting firms, with more than 300 internal employees…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	Hire Dynamics	Exact match	Duluth, GA, United StatesHQ recorded Sep 19, 2026	201-500	1,002 contacts →
	Exact match “Opportunities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Accounting & Finance Professionals	Exact match	Phoenix, AZ, United StatesHQ recorded Sep 19, 2026	n/a	973 contacts →
	Exact match “With over a decade of experience, we specialize in Finance, Accounting, Administrative, and Executive staffing markets.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Self Opportunity, INC	Exact match	Lewisville, TX, United StatesHQ recorded Sep 19, 2026	n/a	969 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 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 “contingent search firms”. 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 8,620 contingent search firms based in the United States

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Contingent search firms based in the United States at a glance

As of Sep 19, 2026

14.5%Verified-email coverage

28.6Average contacts per company

1-10Median size (employees)

4.9%Largest-city concentration · New York

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

4,566

11-50

2,279

51-200

1,083

201-500

363

501-1,000

153

1,001-5,000

107

5,001-10,000

10001+

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 8,620 companies.

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 “contingent search firms” 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 35,700 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 19, 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.

Contingent search firms 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 “contingent search firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many contingent search firms are there based in the United States?

RevenueBase identified 8,620 company matches for contingent search firms 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?

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

Which city has the most contingent search firms?

New York leads with 424 company records, followed by Houston (251) and Dallas (183).

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 35,700 professional contacts with verified work emails tracked across these 8,620 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 19, 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.