Company lists · Data refreshed September 2026

Top 25 Company data providers based in the United Kingdom

RevenueBase identified 917 company matches for company data providers associated with the United Kingdom as of September 2026 and tracks 29,546 professional contacts across them, including 11,786 with verified work emails. London is the largest hub.

This list covers company matches for company data providers 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
917Companies
29,546Contacts tracked
11,786Verified emails
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The 25 largest company data providers based in the United Kingdom

Ranked by team size
Top 25 of 917 company matches for company data providers 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+15,564 contacts →

Exact match

“Kantar is the world’s leading marketing data and analytics business.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 19, 20261,001-5,0001,663 contacts →

Exact match

“CACI offers an unrivalled range of data, marketing and IT solutions to a wide range of industries across both the public and private sectors.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 19, 20261,001-5,0001,100 contacts →

Exact match

“Smartstream unlocks trusted, intelligent data insights – clearly, consistently, and without compromise.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 19, 2026501-1,000702 contacts →

Exact match

“We provide high performing intelligence that answers critical business questions for leading companies around the world.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 19, 2026201-500342 contacts →

Exact match

“Exchange Data International (EDI) helps the global financial and investment community better manage/reduce risk through the provision of fast, accurate, timely and affordable data…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 19, 2026201-500230 contacts →

Exact match

“Thorogood is an independent consultancy that provides end-to-end data, AI and analytics solutions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 19, 2026201-500216 contacts →

Exact match

“Quantzig is at the forefront of partnering with businesses to help them unlock transformative value through analytics solutions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200197 contacts →

Exact match

“The Information Lab is on a mission.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchChandler's Ford, United KingdomHQ recorded Sep 19, 2026201-500186 contacts →

Exact match

“We help you to transform your business with innovative technology, giving you the tools to tap into your data, reduce cost to serve and deliver world-class customer experience.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 19, 2026201-500182 contacts →

Exact match

“Parameta Solutions provides independent over-the-counter market data sourced exclusively from the world’s largest inter-dealer broker, TP ICAP, and other leading liquidity venues.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchSunbury-on-thames, United KingdomHQ recorded Sep 19, 202651-200152 contacts →

Exact match

“For over 25 years, Celebrus has set the gold standard globally for improving marketing effectiveness and preventing fraud across all industries.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200150 contacts →

Exact match

“Sagacity are the data intelligence people.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200150 contacts →

Exact match

“Fornova empowers the global travel and hospitality industry to optimize distribution, generate demand and maximize revenue by delivering best-in-class, data-driven Business…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200140 contacts →

Exact match

“Business Science Corporation apply science and technology in order to ensure that our clients significantly increase their performance by giving them both the knowledge to perform…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-200128 contacts →

Exact match

“Beauhurst provides data on every private company in the UK and Germany.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchYork, United KingdomHQ recorded Sep 19, 202651-200116 contacts →

Exact match

“Microsoft Partner of the Year 2024, Simpson Associates is a Data Transformation and managed services provider that helps organisations from both the public and private sectors…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20098 contacts →

Exact match

“The authoritative source for global data intelligence Neudata provides actionable, unbiased market intelligence to buyers and sellers of market and alternative data.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5071 contacts →

Exact match

“At Yonder Data Solutions, our purpose is in our name.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20066 contacts →

Exact match

“Tecsa is a specialist retail loyalty and analytics consultancy founded and led by former retail executives who built and ran major loyalty programmes, including Nectar, Holland &…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Sep 19, 202651-20065 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 · Sep 19, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20061 contacts →

Exact match

“Focusing on data and technology, we predict your customers’ future needs and improve engagement.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20059 contacts →

Exact match

“Advanced Analytcs, Intelligent Process Automation & Test Automation”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5058 contacts →

Exact match

“Accelerate your data & AI journey with our Xperts.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20053 contacts →

Exact match

“Data is the untapped asset on your balance sheet.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 19, 202651-20048 contacts →

Exact match

“Methods Analytics is now part of Methods.”

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

Showing 25 of 917 company data providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 11,786 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Company data providers based in the United Kingdom at a glance

As of Sep 19, 2026
39.9%Verified-email coverage
32.2Average contacts per company
1-10Median size (employees)
45.7%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
612
11-50
218
51-200
58
201-500
16
501-1,000
4
1,001-5,000
6
10001+
2

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 917 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 “company data providers” 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 11,786 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 “company data providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many company data providers are there based in the United Kingdom?

RevenueBase identified 917 company matches for company data providers 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?

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

Which city has the most company data providers?

London leads with 419 company records, followed by Manchester (29) and Leeds (18).

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 11,786 professional contacts with verified work emails tracked across these 917 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.