Company lists · Data verified August 2026

Top 25 Demand generation agencies based in the United Kingdom

There are 1,895 demand generation agencies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 21,364 professional contacts across them, including 4,346 with verified work emails and 1,280 with mobile numbers. London is the largest hub.

This list covers 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.

1,895Companies
21,364Contacts tracked
4,346Verified emails
1,280Mobile numbers
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The 25 largest demand generation agencies based in the United Kingdom

Ranked by team size
Top 25 of 1,895 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.
#CompanyHQEmployeesContactsVerified emails
1DigitalzoneLondon501-1,000557137
2QualifaBrighton51-2004402
3MVFLondon201-500417246
4EntourageLondon51-20036381
5Vereigen MediaLondon201-50030238
6Astute.comBournemouth201-50026538
7GO Inspire GroupKettering201-500211136
8Quantum MarketingReading51-2001981
9BNZSALondon201-5001956
10Cc33 Global LimitedSheffield201-50017128
11Expandi GroupLondon201-50015546
12AIR MarketingExeter51-20012347
13DurhamlaneNewcastle Upon Tyne51-20011474
14Pursuit MarketingGlasgow51-200968
15TorpedoOxford51-2008930
16EmbryoManchester51-2008849
17Konica Minolta Marketing ServicesLondon501-1,000851
18Voice Marketing LTDSheffield201-500757
19OMNEAmpthill51-2007260
20StarberryLondon51-2007045
21Creative MediaOmagh51-2007027
22Armstrongb2bChester51-2006749
23Fifth RingAberdeen51-2006335
24Sircles Digital Marketing AgencyDudley51-200536
25The Marketing PracticeLondon501-1,0005230

Showing 25 of 1,895 demand generation agencies based in the United Kingdom

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Demand generation agencies based in the United Kingdom at a glance

As of Aug 28, 2026
1-10Median size (employees)
LondonLargest hub · 659 HQs
1,280Contacts with mobile numbers
46Emails re-verified in last 30 days

Companies by employee count

1-10
1,269
11-50
499
51-200
95
201-500
17
501-1,000
5
1,001-5,000
1
5,001-10,000
1

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

There are 1,895 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 demand generation agencies?

London leads with 659 headquartered companies, followed by Manchester (87) and Birmingham (44).

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 4,346 verified decision-maker contacts tracked across these 1,895 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.