Company lists · Data verified August 2026

Top 25 Data driven marketing agencies based in the United Kingdom

Name: Data driven marketing agencies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 10,724 companies tracked

There are 10,724 data driven marketing agencies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 108,432 professional contacts across them, including 29,546 with verified work emails and 9,483 with mobile numbers. London is the largest hub.

This list covers data driven marketing agencies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

10,724Companies

108,432Contacts tracked

29,546Verified emails

9,483Mobile numbers

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The 25 largest data driven marketing agencies based in the United Kingdom

Ranked by team size

Top 25 of 10,724 data driven marketing agencies based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Oliver The Brandtech Group	n/a	1,001-5,000	3,242	1,690
2	Iprospect	London	5,001-10,000	2,395	743
3	Caci LTD	Birmingham	1,001-5,000	1,657	783
4	YELL	Reading	501-1,000	1,288	285
5	NP Digital	London	1,001-5,000	862	306
6	Wongdoody	London	1,001-5,000	846	472
7	Linney	Mansfield	1,001-5,000	651	450
8	LS Digital Group	London	1,001-5,000	586	224
9	Digitalzone	London	501-1,000	557	137
10	MG OMD	London	201-500	553	332
11	Consulting By Kantar	London	501-1,000	505	101
12	Ogilvy UK	n/a	501-1,000	499	344
13	MVF	London	201-500	417	246
14	Essencemediacom UK	Leeds	501-1,000	416	258
15	Funnel	London	201-500	391	248
16	Merkle Emea	Edinburgh	5,001-10,000	380	165
17	Intelling LTD	Manchester Manchester	501-1,000	353	48
18	NEPA	London	201-500	307	134
19	Vereigen Media	London	201-500	302	38
20	ADD People	Altrincham	201-500	300	174
21	Stratagile	London	201-500	260	9
22	Jaywing	Leeds	501-1,000	233	103
23	C3 Creative Code And Content	London	201-500	217	107
24	GO Inspire Group	Kettering	201-500	211	136
25	SMP Group	London	201-500	201	75

Showing 25 of 10,724 data driven marketing agencies based in the United Kingdom

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Data driven marketing agencies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 3656 HQs

9,483Contacts with mobile numbers

57Emails re-verified in last 30 days

Companies by employee count

1-10

7,637

11-50

2,454

51-200

457

201-500

501-1,000

1,001-5,000

5,001-10,000

Data driven marketing agencies by metro

Metro	Companies
Data driven marketing agencies in London	3656
Data driven marketing agencies in Manchester	462
Data driven marketing agencies in Birmingham	255
Data driven marketing agencies in Leeds	214
Data driven marketing agencies in Glasgow	142
Data driven marketing agencies in Bristol	138
Data driven marketing agencies in Edinburgh	113

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “data driven marketing agencies”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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: Contact records re-verify on a rolling cadence; 57 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

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

There are 10,724 data driven marketing agencies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Oliver The Brandtech Group, headquartered in United Kingdom, tops this list with the largest team on record.

Which city has the most data driven marketing agencies?

London leads with 3656 headquartered companies, followed by Manchester (462) and Birmingham (255).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 29,546 verified decision-maker contacts tracked across these 10,724 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.