Company lists · Data verified August 2026

Top 25 B2B demand generation agencies based in the United Kingdom

Name: B2B demand generation 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 1,585 companies tracked

There are 1,585 B2B demand generation agencies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 17,985 professional contacts across them, including 3,957 with verified work emails and 1,331 with mobile numbers. London is the largest hub.

This list covers B2B demand generation 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.

1,585Companies

17,985Contacts tracked

3,957Verified emails

1,331Mobile numbers

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The 25 largest B2B demand generation agencies based in the United Kingdom

Ranked by team size

Top 25 of 1,585 B2B demand generation 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	Digitalzone	London	501-1,000	557	137
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	Intentsify	London	201-500	216	147
8	BNZSA	London	201-500	195	6
9	Account Media	London	51-200	186	39
10	Publicis PRO	London	51-200	140	34
11	GCL	Birmingham	51-200	120	18
12	Durhamlane	Newcastle Upon Tyne	51-200	114	74
13	Pursuit Marketing	Glasgow	51-200	96	8
14	Proctor Stevenson	Bristol	51-200	92	40
15	BBN	London	1,001-5,000	85	8
16	Konica Minolta Marketing Services	London	501-1,000	85	1
17	OMNE	Ampthill	51-200	72	60
18	Creative Media	Omagh	51-200	70	27
19	Armstrongb2b	Chester	51-200	67	49
20	Fight OR Flight	London	51-200	66	49
21	Voicentric LTD	Durham	51-200	64	42
22	Fifth Ring	Aberdeen	51-200	63	35
23	Sircles Digital Marketing Agency	Dudley	51-200	53	6
24	The Marketing Practice	London	501-1,000	52	30
25	Marathon B2B	London	51-200	52	1

Showing 25 of 1,585 B2B demand generation agencies based in the United Kingdom

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B2B demand generation agencies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 561 HQs

1,331Contacts with mobile numbers

35Emails re-verified in last 30 days

Companies by employee count

1-10

1,049

11-50

416

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

B2B demand generation agencies by metro

Metro	Companies
B2B demand generation agencies in London	561
B2B demand generation agencies in Manchester	77
B2B demand generation agencies in Birmingham	34
B2B demand generation agencies in Bristol	26
B2B demand generation agencies in Liverpool	22
B2B demand generation agencies in Leeds	21
B2B demand generation agencies in Reading	19

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 demand generation 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; 35 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 demand generation agencies are there based in the United Kingdom?

There are 1,585 B2B demand generation agencies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most B2B demand generation agencies?

London leads with 561 headquartered companies, followed by Manchester (77) and Birmingham (34).

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 3,957 verified decision-maker contacts tracked across these 1,585 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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B2B demand generation agencies by geography

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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.