Company lists · Data refreshed September 2026

Top 25 Web data providers based in the United Kingdom

RevenueBase identified 259 company matches for web data providers associated with the United Kingdom as of September 2026 and tracks 19,311 professional contacts across them, including 6,597 with verified work emails. London is the largest hub.

This list covers company matches for web 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 22, 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 22, 2026 How this list was built
259Companies
19,311Contacts tracked
6,597Verified emails
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The 25 largest web data providers based in the United Kingdom

Ranked by team size
Top 25 of 259 company matches for web data providers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 22, 202610001+15,564 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchCambridge, United KingdomHQ recorded Sep 22, 202610001+1,174 contacts →

Exact match

“HP Autonomy, is a global leader in software that processes human information, or unstructured data, including social media, email, video, audio, text and web pages, etc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 22, 2026n/a189 contacts →

Exact match

“Outra provides the audience data that household names like Sky, Shell, Zoopla and AXA rely on to power their campaigns.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchSunbury-on-thames, United KingdomHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 22, 202651-200150 contacts →

Exact match

“Sagacity are the data intelligence people.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 22, 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 22, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 22, 202651-20097 contacts →

Exact match

“Curve is a fast-growing digital insights consultancy which harnesses the power of unstructured data to generate actionable insights, unleashing growth for businesses.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchIpswich, United KingdomHQ recorded Sep 22, 202651-20088 contacts →

Exact match

“Founded in 2008, Crafted ignites growth through marketing and digital products.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 22, 202651-20085 contacts →

Exact match

“Make the most of your data with enterprise-ready software that helps you extract, enrich, and discover your company’s most valuable knowledge.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 22, 2026201-50079 contacts →

Exact match

“With 26+ years of experience and more than 500+ professionals, Cognition empowers growth for B2B organizations by delivering reliable data, intelligence, and actionable insights…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5071 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchUxbridge, United KingdomHQ recorded Sep 22, 202651-20052 contacts →

Exact match

“SOAX | Web data for companies building AI products We help product and data teams access reliable web data without the engineering burden.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5040 contacts →

Exact match

“We’re an award-winning digital market research agency helping clients make fast, confident decisions with high-quality data they can trust.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5039 contacts →

Exact match

“Shepper provides cost-effective, high-quality insights that empower businesses to make better decisions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 22, 202651-20038 contacts →

Exact match

“Acorn Intelligence is part of The Brandtech Group.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5034 contacts →

Exact match

“Welcome to listening247!”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 22, 2026201-50034 contacts →

Exact match

“Acxiom puts data to work, solving complex challenges for the world’s leading brands and agencies.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 22, 2026n/a29 contacts →

Exact match

“For over 50 years, LexisNexis has empowered organizations worldwide-including multinationals, financial services, consultancies, media, government, and academia-with cutting-edge…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5024 contacts →

Exact match

“We aim to support businesses to see data in modern ways, understand insights, unlock infinite opportunities.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchBarbican, United KingdomHQ recorded Sep 22, 202611-5022 contacts →

Exact match

“Data is the foundation of Business Intelligence (BI) and Artificial Intelligence (AI).”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchFarringdon, United KingdomHQ recorded Sep 22, 202611-5020 contacts →

Exact match

“AT STATION10 WE SPEAK THE LANGUAGE OF DATA Decoding customers, business and society.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5020 contacts →

Exact match

“OnAudience is one of the world’s largest audience data providers.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchCirencester, United KingdomHQ recorded Sep 22, 202611-5019 contacts →

Exact match

“Adroit is founded and run by expert practitioners.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchWetherby, United KingdomHQ recorded Sep 22, 202611-5018 contacts →

Exact match

“Experts in the management of BIG Data; Talysis specialise in the analysis and interpretation of vast and disparate sources of data, making data "oven ready" for organisations to…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchNottingham, United KingdomHQ recorded Sep 22, 202611-5016 contacts →

Exact match

“Is disconnected data slowing your business down?”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 259 web data providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 6,597 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Web data providers based in the United Kingdom at a glance

As of Sep 22, 2026
34.2%Verified-email coverage
74.6Average contacts per company
1-10Median size (employees)
49.8%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
161
11-50
60
51-200
23
201-500
9
501-1,000
2
1,001-5,000
1
10001+
3

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 259 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 “web 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 6,597 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 22, 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 “web data providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 259 company matches for web 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 web data providers?

London leads with 129 company records, followed by Manchester (9) and Bristol (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 6,597 professional contacts with verified work emails tracked across these 259 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 22, 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.