Company lists · Data verified August 2026

Top 25 Enterprise marketing agencies based in the United Kingdom

Name: Enterprise 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 17,569 companies tracked

There are 17,569 enterprise marketing agencies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 157,442 professional contacts across them, including 39,334 with verified work emails and 13,892 with mobile numbers. London is the largest hub.

This list covers enterprise 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.

17,569Companies

157,442Contacts tracked

39,334Verified emails

13,892Mobile numbers

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The 25 largest enterprise marketing agencies based in the United Kingdom

Ranked by team size

Top 25 of 17,569 enterprise 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	SGK	Manchester	5,001-10,000	3,593	1,061
2	Iprospect	London	5,001-10,000	2,395	743
3	TMS	London	1,001-5,000	1,685	684
4	APS Group	Leicester	501-1,000	1,157	477
5	NP Digital	London	1,001-5,000	862	306
6	Wongdoody	London	1,001-5,000	846	472
7	Anomaly	London	501-1,000	765	426
8	Linney	Mansfield	1,001-5,000	651	450
9	LS Digital Group	London	1,001-5,000	586	224
10	MG OMD	London	201-500	553	332
11	BBH London	London	201-500	518	204
12	Ogilvy UK	n/a	501-1,000	499	344
13	AMV Bbdo	London	201-500	468	121
14	Emperor	Aldgate	201-500	414	230
15	DRPG	Windsor	201-500	341	215
16	Elixirr Digital	Colchester	201-500	310	2
17	ADD People	Altrincham	201-500	300	174
18	The7stars	London	201-500	296	196
19	Stratagile	London	201-500	260	9
20	Forsman & Bodenfors	London	201-500	257	179
21	Jaywing	Leeds	501-1,000	233	103
22	GO Inspire Group	Kettering	201-500	211	136
23	SMP Group	London	201-500	201	75
24	SUN Branding	Bradford	201-500	196	106
25	Bray Leino	Harefield	201-500	184	102

Showing 25 of 17,569 enterprise marketing agencies based in the United Kingdom

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Enterprise marketing agencies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 5849 HQs

13,892Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

13,181

11-50

3,606

51-200

540

201-500

501-1,000

1,001-5,000

5,001-10,000

Enterprise marketing agencies by metro

Metro	Companies
Enterprise marketing agencies in London	5849
Enterprise marketing agencies in Manchester	673
Enterprise marketing agencies in Birmingham	378
Enterprise marketing agencies in Leeds	343
Enterprise marketing agencies in Bristol	251
Enterprise marketing agencies in Glasgow	231
Enterprise marketing agencies in Edinburgh	201

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 “enterprise 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; 0 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 enterprise marketing agencies are there based in the United Kingdom?

There are 17,569 enterprise marketing agencies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

SGK, headquartered in Manchester, tops this list with the largest team on record.

Which city has the most enterprise marketing agencies?

London leads with 5849 headquartered companies, followed by Manchester (673) and Birmingham (378).

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 39,334 verified decision-maker contacts tracked across these 17,569 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.