Company lists · Data refreshed November 2026

Top 25 Data outsourcing services based in the United Kingdom

RevenueBase identified 137 company matches for data outsourcing services associated with the United Kingdom as of November 2026 and tracks 976 professional contacts across them, including 120 with verified work emails. London is the largest hub.

This list covers company matches for data outsourcing services 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 November 5, 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 Nov 5, 2026 How this list was built
137Companies
976Contacts tracked
120Verified emails
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The 25 largest data outsourcing services based in the United Kingdom

Ranked by team size
Top 25 of 137 company matches for data outsourcing services based in the United Kingdom, 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 matchNewcastle Upon Tyne, United KingdomHQ recorded Nov 5, 202651-20072 contacts →

Exact match

“Seriös Group are experts in data solutions, helping businesses to take control of their data, delivering rapid value without compromise.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchBromsgrove, United KingdomHQ recorded Nov 5, 202611-5027 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 · Nov 5, 2026 · View company records in RevenueBase
3Exact matchDaralston, United KingdomHQ recorded Nov 5, 202611-5025 contacts →

Exact match

“Originally founded in 1972, as a data capture company, we have progressed and grown over the last 45 years to become one of the world’s leading data capture, document scanning and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchEast Kilbride, United KingdomHQ recorded Nov 5, 202651-20021 contacts →

Exact match

“AGO Outsourcing is a leading provider of outsourced business services, including inbound and outbound customer service and outbound sales as well as social media engagement…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchPreston, United KingdomHQ recorded Nov 5, 202611-5020 contacts →

Exact match

“Top Resource Group is your one-stop ally for all business outsourcing needs.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 5, 202651-20015 contacts →

Exact match

“We are a full range Business Process Outsourcing company with innovative and cost-effective technology services to help our customers focus on their primary business objectives…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchRedhill, United KingdomHQ recorded Nov 5, 202611-5015 contacts →

Exact match

“SMARTHEART PROFESSIONALS LIMITED is an outsourcing/offshoring company based out of SUITE 3, 2ND FLOOR,TOWER HOUSE OF THE BELFRY SHOPP CROMWELL ROAD, REDHILL, United Kingdom.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchCanterbury, United KingdomHQ recorded Nov 5, 202651-20012 contacts →

Exact match

“Restoring your faith in data - We’re a B2B- Data Services Agency with a difference.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchLeicester, United KingdomHQ recorded Nov 5, 202611-5010 contacts →

Exact match

“Globalink Outsourcing stands at the forefront, boasting a dynamic range of services tailored to meet the distinctive needs of clients spanning diverse industries.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchNorthallerton, United KingdomHQ recorded Nov 5, 20261-106 contacts →

Exact match

“Data Stream was born out of a profound understanding of the challenges facing businesses in today’s data-driven landscape.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchMilton Park, United KingdomHQ recorded Nov 5, 20261-106 contacts →

Exact match

“At Performalytics, we position ourselves as an outsourced, internal data team.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchNewbury, United KingdomHQ recorded Nov 5, 20261-104 contacts →

Exact match

“Blue Tortoise provides intelligent data analysis, sourcing and management to help B2B organisations fulfil their sales and marketing strategies.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchChatham, United KingdomHQ recorded Nov 5, 20261-104 contacts →

Exact match

“Accurate, relevant data is the key to any successful marketing programme.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 5, 202611-504 contacts →

Exact match

“An ambitious, dedicated Team with a diverse experience and a wealth of transferable skills gained from working in fast-paced industries at various companies.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchEnfield, United KingdomHQ recorded Nov 5, 202611-503 contacts →

Exact match

“Wavehill IT is an Outsource IT company that delivers fast and friendly advice and support.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchBromsgrove, United KingdomHQ recorded Nov 5, 202651-2003 contacts →

Exact match

“At Broadriver Group, we help UK businesses streamline their back-office functions so they can focus on what matters most-growth and performance.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchWetherby, United KingdomHQ recorded Nov 5, 202611-502 contacts →

Exact match

“Providing businesses with a unique out-sourcing solution to the growing problem of being swamped by data.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchGuildford, United KingdomHQ recorded Nov 5, 20261-102 contacts →

Exact match

“We’ve a combined total of more than 40 years in data classification, your data is safe with The Classification Guru.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchHemsworth, United KingdomHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Informate UK Limited provide a comprehensive bureau service to assist in the area of Data Cleansing, Enhancement, Suppression and Data Supply.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchBristol, United KingdomHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Blue Raven Business Solutions was developed to assist organisations of all sizes who need to outsource.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchBristol, United KingdomHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Knaulage DB Ltd is a data management company, specialising in the Direct Marketing arena.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchGodalming, United KingdomHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Building your outsourced business data platform.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchChristchurch, United KingdomHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Outsourcing Business Services It's all about solving a problem, saving money or showing a better way with a personal service.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchYork, United KingdomHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Dunwell Data Protection provide outsourced data protection services to businesses who don’t have in-house expertise.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 5, 20261-101 contacts →

Exact match

“We help business and organisations across multiple industries make conclusions about information.”

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

Showing 25 of 137 data outsourcing services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 120 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data outsourcing services based in the United Kingdom at a glance

As of Nov 5, 2026
12.3%Verified-email coverage
7.1Average contacts per company
11-50Median size (employees)
34.3%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
59
11-50
46
51-200
20
201-500
5
501-1,000
2
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 137 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 “data outsourcing services” 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 120 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.

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

How many data outsourcing services are there based in the United Kingdom?

RevenueBase identified 137 company matches for data outsourcing services associated with the United Kingdom 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?

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

Which city has the most data outsourcing services?

London leads with 47 company records, followed by Manchester (5) and Bristol (3).

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 120 professional contacts with verified work emails tracked across these 137 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.