Company lists · Data refreshed November 2026

Top 25 Project staffing companies worldwide

RevenueBase identified 28,138 company matches for project staffing companies worldwide as of November 2026 and tracks 851,961 professional contacts across them, including 110,056 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for project staffing companies 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 November 5, 2026. Country and city lists for project staffing companies 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 Nov 5, 2026 How this list was built
28,138Companies
851,961Contacts tracked
110,056Verified emails
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The 25 largest project staffing companies worldwide

Ranked by team size
Top 25 of 28,138 company matches for project staffing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchZurich, SwitzerlandHQ recorded Nov 5, 202610001+157,655 contacts →

Exact match

“Perfect placements.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchMenlo Park, CA, United StatesHQ recorded Nov 5, 202610001+28,157 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 · Nov 5, 2026 · View company records in RevenueBase
3Exact matchOklahoma City, OK, United StatesHQ recorded Nov 5, 202610001+12,387 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 · Nov 5, 2026 · View company records in RevenueBase
4Exact matchGlendale, AZ, United StatesHQ recorded Nov 5, 20261,001-5,0005,438 contacts →

Exact match

“AppleOne Employment Services is a full-service employment company.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchMacedonia, OH, United StatesHQ recorded Nov 5, 202610001+5,254 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 · Nov 5, 2026 · View company records in RevenueBase
6Exact matchSydney, AustraliaHQ recorded Nov 5, 20265,001-10,0004,840 contacts →

Exact match

“We are Cloudstaff, the remote staffing pioneer that combines ethical outsourcing with enterprise-grade people tech.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchAtlanta, GA, United StatesHQ recorded Nov 5, 202610001+4,751 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 · Nov 5, 2026 · View company records in RevenueBase
8Exact matchAtlanta, GA, United StatesHQ recorded Nov 5, 202610001+4,621 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 · Nov 5, 2026 · View company records in RevenueBase
9Exact matchMorristown, CA, United StatesHQ recorded Nov 5, 20265,001-10,0003,973 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 · Nov 5, 2026 · View company records in RevenueBase
10Exact matchPuteaux, FranceHQ recorded Nov 5, 20261,001-5,0003,827 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 · Nov 5, 2026 · View company records in RevenueBase
11Exact matchColumbus, ND, United StatesHQ recorded Nov 5, 2026n/a3,786 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 · Nov 5, 2026 · View company records in RevenueBase
12Exact matchMumbai, IndiaHQ recorded Nov 5, 2026n/a3,708 contacts →

Exact match

“Innovsource (a FirstMeridian company) is a leading staffing provider in India.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchBoston, OH, United StatesHQ recorded Nov 5, 20261,001-5,0003,512 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 · Nov 5, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Nov 5, 2026501-1,0002,945 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 · Nov 5, 2026 · View company records in RevenueBase
15Exact matchNY, United StatesHQ recorded Nov 5, 2026n/a2,767 contacts →

Exact match

“24 Seven partners with companies to get marketing, creative, and digital work done by providing the right talent, innovation, and insights.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchRennes, FranceHQ recorded Nov 5, 20265,001-10,0002,670 contacts →

Exact match

“Samsic Emploi a été classée meilleure enseigne de travail temporaire par Capital, pour la 4ème année consécutive.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchTacoma, WA, United StatesHQ recorded Nov 5, 20261,001-5,0002,366 contacts →

Exact match

“TrueBlue (NYSE: TBI) is a leading provider of specialized workforce solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchTempe, FL, United StatesHQ recorded Nov 5, 20265,001-10,0002,352 contacts →

Exact match

“A Member of Program Productions’ Family of Companies, Rhino Staging is a professional event production staffing company for entertainment, corporate and industrial events in all…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchHouston, United StatesHQ recorded Nov 5, 2026501-1,0002,298 contacts →

Exact match

“We support STEM professionals looking for jobs with exceptional firms in the technology and engineering sectors.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchChesterfield, MO, United StatesHQ recorded Nov 5, 20265,001-10,0002,270 contacts →

Exact match

“Rose International is a leading provider of Staffing and Total Talent Solutions to corporations and government agencies, employing thousands of people across the U.S, Canada and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchLyon, FranceHQ recorded Nov 5, 2026501-1,0002,239 contacts →

Exact match

“Créée en 1969, R.A.S Intérim est depuis 1994 une entreprise unique en France puisqu’elle offre une prestation de service disponible 7 J/ 7, 24 H/ 24 et sans interruption.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchUnion, TX, United StatesHQ recorded Nov 5, 20261,001-5,0002,209 contacts →

Exact match

“Mindlance is a global Talent, Teams, Projects, and Workforce Solutions partner, serving leading enterprises across industries since With a strong footprint across multiple…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchAlmere, NetherlandsHQ recorded Nov 5, 20261,001-5,0002,207 contacts →

Exact match

“Al meer dan vijfendertig jaar verbindt Start People mens en werk.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchAtlanta, GA, United StatesHQ recorded Nov 5, 202610001+2,182 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 · Nov 5, 2026 · View company records in RevenueBase
25Exact matchNottingham, United KingdomHQ recorded Nov 5, 2026501-1,0002,107 contacts →

Exact match

“At Staffline, we make recruitment simple, strategic and effective.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 28,138 project staffing companies worldwide

See the full list, filter by size, metro and specialty, and access 110,056 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Project staffing companies worldwide at a glance

As of Nov 5, 2026
12.9%Verified-email coverage
30.3Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
11,146
11-50
8,523
51-200
4,847
201-500
1,782
501-1,000
754
1,001-5,000
616
5,001-10,000
120
10001+
141

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 project staffing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “project staffing companies” 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 110,056 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 November 5, 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.

Project staffing companies by location

156 lists · largest first

Every Project staffing companies 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 “project staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many project staffing companies are there worldwide?

RevenueBase identified 28,138 company matches for project staffing companies worldwide as of November 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 project staffing companies?

The United States leads with 9,530 companies, followed by India (3,287) and the Netherlands (1,574). Every project staffing companies list by country and city is linked on this page.

Which city has the most project staffing companies?

London leads with 455 company records, followed by Bangalore (352) and Hyderabad (348).

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 110,056 professional contacts with verified work emails tracked across these 28,138 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 November 5, 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.