Company lists · Data refreshed October 2026

Top 25 International staffing agencies worldwide

Name: International staffing agencies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 40,290 companies tracked

RevenueBase identified 40,290 company matches for international staffing agencies worldwide as of October 2026 and tracks 1,013,332 professional contacts across them, including 126,581 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for international staffing agencies worldwide, 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 October 1, 2026. Country and city lists for international staffing agencies follow the table.

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 Oct 1, 2026 How this list was built

40,290Companies

1,013,332Contacts tracked

126,581Verified emails

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The 25 largest international staffing agencies worldwide

Ranked by team size

Top 25 of 40,290 company matches for international staffing agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	Adecco	Exact match	Zurich, SwitzerlandHQ recorded Oct 1, 2026	10001+	141,230 contacts →
	Exact match “Perfect placements.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Manpowergroup	Exact match	Milwaukee, WI, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
3	Robert Half	Exact match	Menlo Park, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
4	HAYS	Exact match	London, United KingdomHQ recorded Oct 1, 2026	5,001-10,000	22,731 contacts →
	Exact match “At Hays, we believe that the right job can transform a person's life - and the right person can transform a business.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Manpower	Exact match	Milwaukee, WI, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
6	Insight Global	Exact match	Atlanta, GA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
7	Express Employment International	Exact match	Oklahoma City, OK, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
8	GI Group	Exact match	Milan, United StatesHQ recorded Oct 1, 2026	1,001-5,000	11,772 contacts →
	Exact match “We are Gi Group, one of the world’s leading providers of operational workforce solutions.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Randstad USA	Exact match	Atlanta, GA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	8,522 contacts →
	Exact match “Randstad North America, Inc.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Lancesoft, INC	Exact match	Herndon, VA, United StatesHQ recorded Oct 1, 2026	5,001-10,000	4,877 contacts →
	Exact match “Established in LanceSoft is a pioneer in delivering top-notch Global Workforce Solutions and IT Services to a diverse clientele.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	VOLT	Exact match	Atlanta, GA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
12	Appleone Employment Services	Exact match	Glendale, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
13	Robert Walters	Exact match	London, United KingdomHQ recorded Oct 1, 2026	1,001-5,000	4,423 contacts →
	Exact match “Robert Walters is the world’s most trusted talent solutions business.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Spherion	Exact match	Atlanta, GA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
15	Manpower France	Exact match	Puteaux, FranceHQ recorded Oct 1, 2026	1,001-5,000	3,619 contacts →
	Exact match “Manpower France est une marque de ManpowerGroup France qui propose aux entreprises des solutions en matière de recrutement sous le label Conseil Recrutement et des solutions aux…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Elwood Staffing Services, INC	Exact match	Columbus, IN, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
17	Career International 科锐国际	Exact match	Chaoyang, ChinaHQ recorded Oct 1, 2026	1,001-5,000	3,243 contacts →
	Exact match “Career International is a leading technology-driven integrated talent solutions provider.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Randstad Enterprise	Exact match	Amsterdam, NetherlandsHQ recorded Oct 1, 2026	5,001-10,000	3,223 contacts →
	Exact match “Randstad Enterprise is the leading global talent solutions provider, enabling companies to create sustainable business value and agility by keeping people at the heart of their…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Randstad India	Exact match	Chennai, IndiaHQ recorded Oct 1, 2026	1,001-5,000	3,145 contacts →
	Exact match “Randstad is the world’s largest talent company and a partner of choice to clients.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Allegis Group	Exact match	Hanover, MD, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
21	JAC Recruitment	Exact match	Chiyoda-ku, JapanHQ recorded Oct 1, 2026	1,001-5,000	3,098 contacts →
	Exact match “With a legacy of over 50 years, we are not just a recruitment consultancy; we are the bridge that connects businesses with exceptional talent, fostering growth and innovation…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Randstad España	Exact match	Madrid, SpainHQ recorded Oct 1, 2026	1,001-5,000	3,083 contacts →
	Exact match “Randstad es la empresa líder en España en soluciones de Recursos Humanos, haciendo posible que cada día personas en nuestro país tengan un empleo.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	NES Fircroft	Exact match	Altrincham, United KingdomHQ recorded Oct 1, 2026	1,001-5,000	2,951 contacts →
	Exact match “With over 90 years’ combined experience of delivering workforce solutions to the global energy industry, NES Fircroft is proud to be the world’s leading engineering staffing…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Allegis Global Solutions	Exact match	Hanover, MD, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,866 contacts →
	Exact match “At Allegis Global Solutions (AGS), we’re in the human enterprise business.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Staff Management SMX	Exact match	Chicago, IL, United StatesHQ recorded Oct 1, 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 · Oct 1, 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 “international staffing agencies”. 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 40,290 international staffing agencies worldwide

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International staffing agencies worldwide at a glance

As of Oct 1, 2026

12.5%Verified-email coverage

25.2Average contacts per company

11-50Median size (employees)

2.3%Largest-city concentration · London

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

19,896

11-50

12,153

51-200

4,671

201-500

1,686

501-1,000

786

1,001-5,000

697

5,001-10,000

142

10001+

177

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for international staffing agencies are linked below.
What qualifies: Company records worldwide whose business descriptions match “international staffing agencies” 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. 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 126,581 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 October 1, 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.

International staffing agencies by location

299 lists · largest first

Every International staffing agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many international staffing agencies are there worldwide?

RevenueBase identified 40,290 company matches for international staffing agencies worldwide as of October 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?

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

Which country has the most international staffing agencies?

The United States leads with 16,277 companies, followed by the United Kingdom (8,775) and India (6,836). Every international staffing agencies list by country and city is linked on this page.

Which city has the most international staffing agencies?

London leads with 936 company records, followed by Bangalore (670) and Mumbai (666).

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 126,581 professional contacts with verified work emails tracked across these 40,290 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 October 1, 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.