Company lists · Data refreshed September 2026

Top 25 Customer service staffing companies worldwide

RevenueBase identified 14,450 company matches for customer service staffing companies worldwide as of September 2026 and tracks 358,875 professional contacts across them, including 42,975 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for customer service 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 September 28, 2026. Country and city lists for customer service 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 Sep 28, 2026 How this list was built
14,450Companies
358,875Contacts tracked
42,975Verified emails
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The 25 largest customer service staffing companies worldwide

Ranked by team size
Top 25 of 14,450 company matches for customer service staffing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchOklahoma City, OK, United StatesHQ recorded Sep 28, 202610001+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 28, 2026 · View company records in RevenueBase
2Exact matchGlendale, CA, United StatesHQ recorded Sep 28, 20261,001-5,0004,627 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchAtlanta, GA, United StatesHQ recorded Sep 28, 202610001+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 28, 2026 · View company records in RevenueBase
4Exact matchAtlanta, GA, United StatesHQ recorded Sep 28, 202610001+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 28, 2026 · View company records in RevenueBase
5Exact matchColumbus, IN, United StatesHQ recorded Sep 28, 2026n/a3,481 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 28, 2026 · View company records in RevenueBase
6Exact matchBoston, MA, United StatesHQ recorded Sep 28, 20261,001-5,0003,238 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 28, 2026 · View company records in RevenueBase
7Exact matchRennes, FranceHQ recorded Sep 28, 20265,001-10,0002,454 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 · Sep 28, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 28, 2026n/a2,341 contacts →

Exact match

“Blue Arrow is the UK’s Best-Known Staffing Agency, placing tens of thousands of candidates into temporary and permanent jobs for employers in the transport, logistics, call…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchJacksonville, FL, United StatesHQ recorded Sep 28, 2026n/a2,120 contacts →

Exact match

“Headquartered in Jacksonville, FL, CSI Companies partners with organizations nationwide to deliver solutions-focused workforce services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchAlmere, NetherlandsHQ recorded Sep 28, 20261,001-5,0002,027 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchLyon, FranceHQ recorded Sep 28, 2026501-1,0002,001 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 · Sep 28, 2026 · View company records in RevenueBase
12Exact matchAtlanta, GA, United StatesHQ recorded Sep 28, 202610001+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 28, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261,001-5,0001,840 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 28, 2026 · View company records in RevenueBase
14Exact matchAmsterdam, NetherlandsHQ recorded Sep 28, 20261,001-5,0001,791 contacts →

Exact match

“Yacht is dé organisatie van en voor professionals.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchKearney, MO, United StatesHQ recorded Sep 28, 2026n/a1,755 contacts →

Exact match

“LaborMAX Staffing is your reliable provider of quality pre-screened contingent workers.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchTorino, ItalyHQ recorded Sep 28, 2026501-1,0001,748 contacts →

Exact match

“L’Italia è piena di talenti: il nostro lavoro è riconoscerli!” Synergie Italia S.p.A.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchBangalore, IndiaHQ recorded Sep 28, 202610001+1,702 contacts →

Exact match

“We are the largest IT staff augmentation provider in India, with employees spread across 500+ skill sets.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchSanto André, BrazilHQ recorded Sep 28, 2026n/a1,695 contacts →

Exact match

“Durante os anos 80, o mundo testemunhou o surgimento de uma nova ordem.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202610001+1,661 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchAtlanta, GA, United StatesHQ recorded Sep 28, 20265,001-10,0001,639 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 28, 2026 · View company records in RevenueBase
21Exact matchBirmingham, AL, United StatesHQ recorded Sep 28, 202610001+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 28, 2026 · View company records in RevenueBase
22Exact matchMayfield Heights, OH, United StatesHQ recorded Sep 28, 2026501-1,0001,599 contacts →

Exact match

“Companies need talent.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchCiudad Autónoma De Buenos Aires, ArgentinaHQ recorded Sep 28, 202610001+1,434 contacts →

Exact match

“Desde su formación en 1997, GRUPO GESTIÓN se afianzó en el país, a través de sus diferentes Unidades de Negocio, como uno de los líderes de Compañías especializadas en la…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchPittsburgh, PA, United StatesHQ recorded Sep 28, 20265,001-10,0001,386 contacts →

Exact match

“System One is a leading provider of specialized, highly technical outsourced services, workforce solutions, staffing, and recruiting to critical infrastructure, technology, life…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMorristown, NJ, United StatesHQ recorded Sep 28, 2026201-5001,286 contacts →

Exact match

“CoWorx Staffing Services is one of the largest staffing firms in the U.S.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 14,450 customer service staffing companies worldwide

See the full list, filter by size, metro and specialty, and access 42,975 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Customer service staffing companies worldwide at a glance

As of Sep 28, 2026
12.0%Verified-email coverage
24.8Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · New York
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
5,724
11-50
4,073
51-200
2,495
201-500
1,069
501-1,000
484
1,001-5,000
386
5,001-10,000
76
10001+
91

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 customer service staffing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “customer service 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 42,975 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 28, 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.

Customer service staffing companies by location

74 lists · largest first

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

How many customer service staffing companies are there worldwide?

RevenueBase identified 14,450 company matches for customer service staffing companies worldwide 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?

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

Which country has the most customer service staffing companies?

The United States leads with 5,315 companies, followed by India (993) and Germany (785). Every customer service staffing companies list by country and city is linked on this page.

Which city has the most customer service staffing companies?

New York leads with 187 company records, followed by London (183) and Houston (160).

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 42,975 professional contacts with verified work emails tracked across these 14,450 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 28, 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.