Company lists · Data refreshed September 2026

Top 25 Data marketing services based in the United Kingdom

RevenueBase identified 1,655 company matches for data marketing services associated with the United Kingdom as of September 2026 and tracks 42,797 professional contacts across them, including 12,607 with verified work emails. London is the largest hub.

This list covers company matches for data marketing 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 September 21, 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 21, 2026 How this list was built
1,655Companies
42,797Contacts tracked
12,607Verified emails
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The 25 largest data marketing services based in the United Kingdom

Ranked by team size
Top 25 of 1,655 company matches for data marketing services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 21, 202610001+15,564 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 21, 20265,001-10,0006,237 contacts →

Exact match

“Monks combines an extraordinary range of global marketing and technology services to accelerate business possibilities and redefine how brands and businesses interact with the…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 21, 2026501-1,000709 contacts →

Exact match

“We are Digitas.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchNewry, United KingdomHQ recorded Sep 21, 20261,001-5,000601 contacts →

Exact match

“FD is a group of data-driven businesses that unlock the value of insight, hindsight and foresight to drive organisations forward.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 21, 2026201-500401 contacts →

Exact match

“MVF powers growth for our clients by connecting them to potential customers.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 21, 2026201-500373 contacts →

Exact match

“Mapp helps marketers build personalized customer experiences through our SaaS platform, Mapp Marketing Cloud.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchManchester, United KingdomHQ recorded Sep 21, 2026501-1,000353 contacts →

Exact match

“A dedicated team of outsource experts committed to delivering growth for our partners through the power of communication A marketing operation that can provide an integrated data…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchLeeds, United KingdomHQ recorded Sep 21, 2026501-1,000236 contacts →

Exact match

“Jaywing Part of the Stubben Edge Group We’re an award-winning creative, media and data agency.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchBath, United KingdomHQ recorded Sep 21, 202651-200221 contacts →

Exact match

“Edit are future-focused data and technology experts.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchLeicester, United KingdomHQ recorded Sep 21, 2026201-500210 contacts →

Exact match

“Welcome to Go Inspire - Your Marketing Performance Partner!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 21, 2026501-1,000194 contacts →

Exact match

“KINESSO UK is the award-winning, tech-driven performance marketing agency delivering actionable growth for direct clients and agency partners.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 21, 2026201-500155 contacts →

Exact match

“Expandi Group is a global leader in AdTech, MarTech and Managed Services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchSunbury-on-thames, United KingdomHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
16Exact matchWatford, United KingdomHQ recorded Sep 21, 2026n/a152 contacts →

Exact match

“We’re passionate about making data work.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-200150 contacts →

Exact match

“Sagacity are the data intelligence people.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 21, 2026201-500147 contacts →

Exact match

“It ain't over 'til it's over." This quote applies very aptly to the way Incredible Marketeer works and performs.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-20099 contacts →

Exact match

“Marketers spend billions on attracting customers and yet more than 70% of first time interactions with a brand are also the last.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchGlasgow, United KingdomHQ recorded Sep 21, 202651-20096 contacts →

Exact match

“Pursuit Marketing are Experts in Demand Generation, Telemarketing, Digital Marketing and Creative Design - your 360 Marketing Provider.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchIpswich, United KingdomHQ recorded Sep 21, 202651-20088 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchManchester, United KingdomHQ recorded Sep 21, 202651-20087 contacts →

Exact match

“Blume is here to help our customers grow.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchGuildford, United KingdomHQ recorded Sep 21, 202651-20086 contacts →

Exact match

“We are Spotler!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-20085 contacts →

Exact match

“We're an award-winning CRM agency who specialise in knitting together complex and disparate data to create a powerful single customer view that can deliver significant returns to…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchRichmond, United KingdomHQ recorded Sep 21, 202651-20084 contacts →

Exact match

“Engage Your Customers; a world leader analytical and customer centric technology company with powerful consulting services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 1,655 data marketing services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 12,607 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data marketing services based in the United Kingdom at a glance

As of Sep 21, 2026
29.5%Verified-email coverage
25.9Average contacts per company
1-10Median size (employees)
38.6%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
1,078
11-50
431
51-200
99
201-500
25
501-1,000
8
1,001-5,000
5
5,001-10,000
2
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 1,655 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 marketing 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 12,607 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 21, 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 marketing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 1,655 company matches for data marketing services 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 data marketing services?

London leads with 639 company records, followed by Manchester (75) and Leeds (37).

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 12,607 professional contacts with verified work emails tracked across these 1,655 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 21, 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.