Company lists · Data verified August 2026

Top 25 B2B performance marketing agencies based in the United Kingdom

Name: B2B performance 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 2,504 companies tracked

There are 2,504 B2B performance marketing agencies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 26,240 professional contacts across them, including 6,105 with verified work emails and 1,920 with mobile numbers. London is the largest hub.

This list covers B2B performance 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.

2,504Companies

26,240Contacts tracked

6,105Verified emails

1,920Mobile numbers

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The 25 largest B2B performance marketing agencies based in the United Kingdom

Ranked by team size

Top 25 of 2,504 B2B performance 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	Rakuten Advertising	London	501-1,000	901	1
2	Qualifa	Brighton	51-200	440	2
3	MVF	London	201-500	417	246
4	Entourage	London	51-200	363	81
5	Vereigen Media	London	201-500	302	38
6	Astute.com	Bournemouth	201-500	265	38
7	Kinesso Uk&i	London	501-1,000	194	120
8	Techshu.com	London	201-500	187	17
9	Expandi Group	London	201-500	155	46
10	Connective3	London	51-200	153	93
11	GCL	Birmingham	51-200	120	18
12	26pmx	Leeds	51-200	115	42
13	Durhamlane	Newcastle Upon Tyne	51-200	114	74
14	Proctor Stevenson	Bristol	51-200	92	40
15	Embryo	Manchester	51-200	88	49
16	BBN	London	1,001-5,000	85	8
17	Efficient Frontier	London	201-500	85	2
18	Stickyeyes	Leeds	201-500	78	36
19	OMNE	Ampthill	51-200	72	60
20	Creative Media	Omagh	51-200	70	27
21	Armstrongb2b	Chester	51-200	67	49
22	Fight OR Flight	London	51-200	66	49
23	Hallam	Nottingham	51-200	66	12
24	Search Laboratory NOW Havas Market UK	New York	51-200	58	12
25	ROAST	London	51-200	57	36

Showing 25 of 2,504 B2B performance marketing agencies based in the United Kingdom

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B2B performance marketing agencies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 977 HQs

1,920Contacts with mobile numbers

58Emails re-verified in last 30 days

Companies by employee count

1-10

1,664

11-50

668

51-200

126

201-500

501-1,000

1,001-5,000

5,001-10,000

B2B performance marketing agencies by metro

Metro	Companies
B2B performance marketing agencies in London	977
B2B performance marketing agencies in Manchester	135
B2B performance marketing agencies in Leeds	48
B2B performance marketing agencies in Birmingham	45
B2B performance marketing agencies in Bristol	34
B2B performance marketing agencies in Glasgow	31
B2B performance marketing agencies in Liverpool	30

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 “B2B performance 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; 58 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 B2B performance marketing agencies are there based in the United Kingdom?

There are 2,504 B2B performance marketing agencies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Rakuten Advertising, headquartered in London, tops this list with the largest team on record.

Which city has the most B2B performance marketing agencies?

London leads with 977 headquartered companies, followed by Manchester (135) and Leeds (48).

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 6,105 verified decision-maker contacts tracked across these 2,504 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.