Company lists · Data refreshed September 2026

Top 25 Business process services companies based in the United Kingdom

RevenueBase identified 332 company matches for business process services companies associated with the United Kingdom as of September 2026 and tracks 33,379 professional contacts across them, including 7,426 with verified work emails. London is the largest hub.

This list covers company matches for business process services 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 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
332Companies
33,379Contacts tracked
7,426Verified emails
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The 25 largest business process services companies based in the United Kingdom

Ranked by team size
Top 25 of 332 company matches for business process services companies based in the United Kingdom, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 19, 202610001+20,824 contacts →

Exact match

“Capita is an outsourcer, helping clients across the public and private sectors run complex business processes more efficiently, creating better consumer experiences.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 19, 20261,001-5,0003,115 contacts →

Exact match

“QX Global Group is a sector‑led, technology‑enabled Business Process Management partner serving mid‑market organizations across the US, UK, and Ireland.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchBirmingham, United KingdomHQ recorded Sep 19, 20261,001-5,0001,839 contacts →

Exact match

“We are Sigma Connected, we are different.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchWorksop, United KingdomHQ recorded Sep 19, 20265,001-10,000903 contacts →

Exact match

“The DDC Group is a Tech-led Business Process Management (BPM) company serving clients in the shipping and logistics, energy and utilities, banking and finance, retail and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchAltrincham, United KingdomHQ recorded Sep 19, 202610001+873 contacts →

Exact match

“At Convergys Intelligent Contact, we build sustainable revenue streams for our clients.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200569 contacts →

Exact match

“Vertex is a leader in BPO and Customer Management Outsourcing, serving over 200 clients worldwide across many sectors.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 19, 20261,001-5,000406 contacts →

Exact match

“In 2004, Sensée was founded on a simple principle: bring work to people, not people to work.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 19, 20261,001-5,000327 contacts →

Exact match

“Damco Solutions Limited is a specialist software solutions and services & a business process outsourcing services company.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchSouthend-on-sea, United KingdomHQ recorded Sep 19, 2026501-1,000318 contacts →

Exact match

“Ventrica is a global leader in delivering emotive CX through BPO.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 19, 2026201-500103 contacts →

Exact match

“we redefine business process outsourcing, empowering companies to broaden their horizons.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
12Exact matchGlasgow, United KingdomHQ recorded Sep 19, 202651-20074 contacts →

Exact match

“Streamline your business with our bespoke support services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 19, 2026201-50070 contacts →

Exact match

“We are a 400 member strong, specialist business process outsourcing (BPO) provider that caters to the diverse and complex information processing needs of todays corporation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchSurbiton, United KingdomHQ recorded Sep 19, 202611-5063 contacts →

Exact match

“IYKONS – 17 Years of Empowering Businesses Since 2008, IYKONS has been transforming the way businesses operate, delivering trusted solutions that integrate Accounting & Finance…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchBrighouse, United KingdomHQ recorded Sep 19, 202611-5062 contacts →

Exact match

“Greybeard Solutions provides expert accounting outsourcing and business process automation services to SMEs worldwide.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
17Exact matchSheffield, United KingdomHQ recorded Sep 19, 202651-20049 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchBeccles, United KingdomHQ recorded Sep 19, 202611-5047 contacts →

Exact match

“Leading providers of specialist support services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20046 contacts →

Exact match

“Direct Response can provide outsourcing of voice, data and contact centre services for organisation from a global business to a one-man operation, delivering outstanding service…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5040 contacts →

Exact match

“Kingdom Vision is a medium to take your business from good to great.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchManchester, United KingdomHQ recorded Sep 19, 2026201-50036 contacts →

Exact match

“BPO & Technology Solutions | Contact Center Optimization | Scalable Operations As a leader at Sensible Group, I specialize in delivering high-performance BPO solutions tailored…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchUk, United KingdomHQ recorded Sep 19, 202651-20035 contacts →

Exact match

“Taskaler is a business process outsourcing (BPO) provider specialising in customer services and back-office support for retail and eCommerce.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchBromsgrove, United KingdomHQ recorded Sep 19, 202611-5032 contacts →

Exact match

“Almost every business can save time and money with smart outsourcing from Go-To - how much depends on you.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchEastbourne, United KingdomHQ recorded Sep 19, 202651-20031 contacts →

Exact match

“Started operations in the UK in the year 1990 and incorporated as “KINDCARE LIMITED”.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchChippenham, United KingdomHQ recorded Sep 19, 2026201-50029 contacts →

Exact match

“As a boutique customer service provider, we put customers and colleagues at the heart of everything we do, helping businesses grow by connecting with their customers.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 332 business process services companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 7,426 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Business process services companies based in the United Kingdom at a glance

As of Sep 19, 2026
22.2%Verified-email coverage
100.5Average contacts per company
11-50Median size (employees)
37.3%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
125
11-50
109
51-200
50
201-500
22
501-1,000
10
1,001-5,000
7
5,001-10,000
2
10001+
4

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 332 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 “business process services 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 7,426 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.

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 “business process services companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business process services companies are there based in the United Kingdom?

RevenueBase identified 332 company matches for business process services 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?

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

Which city has the most business process services companies?

London leads with 124 company records, followed by Manchester (13) and Leeds (6).

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 7,426 professional contacts with verified work emails tracked across these 332 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.