Company lists · Data refreshed September 2026

Top 25 Call center staffing companies based in the United Kingdom

RevenueBase identified 542 company matches for call center staffing companies associated with the United Kingdom as of September 2026 and tracks 5,622 professional contacts across them, including 866 with verified work emails. London is the largest hub.

This list covers company matches for call center staffing companies associated with the United Kingdom, 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 27, 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 27, 2026 How this list was built
542Companies
5,622Contacts tracked
866Verified emails
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The 25 largest call center staffing companies based in the United Kingdom

Ranked by team size
Top 25 of 542 company matches for call center staffing companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchGlasgow City, United KingdomHQ recorded Sep 27, 20261,001-5,000329 contacts →

Exact match

“At Selective Personnel, each and every candidate is interviewed personally.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchSheffield, United KingdomHQ recorded Sep 27, 2026501-1,000327 contacts →

Exact match

“Skilled talent, proven processes and leading technology.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchBirkenhead, United KingdomHQ recorded Sep 27, 20261,001-5,000312 contacts →

Exact match

“Here at The Contact Company, we add value for clients, working as trusted partners to manage and develop their customer contact processes.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 27, 2026501-1,00099 contacts →

Exact match

“At Team Spirits, we bring together great people who share a genuine passion for delivering outstanding service.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchChesterfield, United KingdomHQ recorded Sep 27, 202651-20094 contacts →

Exact match

“If you wanted no-frills, black and white recruitment you're in the wrong place.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20090 contacts →

Exact match

“A world class offshore outsourcing agency, with offices in London and Harare, we have access to some of the best educated, best spoken graduates you will find anywhere in the…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchBury, United KingdomHQ recorded Sep 27, 2026201-50083 contacts →

Exact match

“We are FM Outsource, a modern customer service outsourcer.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchSt Helens, United KingdomHQ recorded Sep 27, 202611-5070 contacts →

Exact match

“GPW Recruitment has an enviable list of long-term clients ranging from Blue-Chip Multi-National Organisations who use our services as part of their corporate strategy, through…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchWarrington, United KingdomHQ recorded Sep 27, 202611-5070 contacts →

Exact match

“IDEAL RECRUIT LIMITED is a staffing and recruiting company with our Head Office based in Warrington.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchManchester, United KingdomHQ recorded Sep 27, 202611-5069 contacts →

Exact match

“Based in Manchester, Glasgow & Newcastle with presence in Cardiff and London, we can provide our clients and candidates with the perfect combination of sector specialism, matching…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20064 contacts →

Exact match

“We deliver bespoke solutions, on time, to transform your business.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20062 contacts →

Exact match

“Support Adventure is an outsourcing company that specializes in customer service and support.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchEssex, United KingdomHQ recorded Sep 27, 202651-20061 contacts →

Exact match

“Based in Europe, Everett Sky specializes in helping businesses scale their teams for growth through transformative solutions and exceptional customer service.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchHull, United KingdomHQ recorded Sep 27, 202651-20054 contacts →

Exact match

“Our People Are Your People.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchStockport, United KingdomHQ recorded Sep 27, 202611-5049 contacts →

Exact match

“Jobwise Ltd is a North West Based Recruitment Agency, Recruiting Nationwide.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchAndover, United KingdomHQ recorded Sep 27, 202611-5045 contacts →

Exact match

“With over 35 years of experience, we have developed our services to provide our customers with a personal level of commitment with regular on-site visits, industry leading…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchShadsworth Business Park, United KingdomHQ recorded Sep 27, 202651-20041 contacts →

Exact match

“From planning & recruiting to training & delivery, we provide unbeatable outsourcing services that are not only cost effective but surpass the average UK skill set.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchDurham/manchester, United KingdomHQ recorded Sep 27, 202611-5040 contacts →

Exact match

“Start People is a dynamic and innovative player in the recruitment sector, dedicated to connecting talented individuals with exceptional career opportunities.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchLiverpool, United KingdomHQ recorded Sep 27, 202611-5038 contacts →

Exact match

“Recruiting”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchShrewsbury, United KingdomHQ recorded Sep 27, 20261-1030 contacts →

Exact match

“TARA PROFESSIONAL RECRUITMENT LIMITED is an outsourcing/offshoring company based out DUNBAR HOUSE, BATTLEFIELD, SHREWSBURY, United Kingdom”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchWilmslow, United KingdomHQ recorded Sep 27, 202611-5029 contacts →

Exact match

“If you need the services of a recruiter but you're not the employment agency type, that's great, neither are we.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchPortsmouth, United KingdomHQ recorded Sep 27, 202611-5028 contacts →

Exact match

“Dynamite was formed in 2011 by MD Matt Fox and is now a leading independent agency on the South Coast.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchAberdeen, United KingdomHQ recorded Sep 27, 202611-5026 contacts →

Exact match

“Texo Recruitment has a proven track record to manage your recruitment requirements, our Recruitment Consultants handle your requirement with a full 360 approach.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20024 contacts →

Exact match

“Ted Staffing is now part of Ted Experience.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchBracknell, United KingdomHQ recorded Sep 27, 202611-5021 contacts →

Exact match

“We have two important messages we want you to know.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 542 call center staffing companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 866 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Call center staffing companies based in the United Kingdom at a glance

As of Sep 27, 2026
15.4%Verified-email coverage
10.4Average contacts per company
1-10Median size (employees)
22.0%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
336
11-50
133
51-200
48
201-500
10
501-1,000
8
1,001-5,000
3
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 542 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 Kingdom whose business descriptions match “call center 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. 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 866 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 27, 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.

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

How many call center staffing companies are there based in the United Kingdom?

RevenueBase identified 542 company matches for call center staffing companies associated with the United Kingdom 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?

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

Which city has the most call center staffing companies?

London leads with 119 company records, followed by Manchester (19) and Sheffield (10).

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 866 professional contacts with verified work emails tracked across these 542 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 27, 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.