Company lists · Data verified August 2026

Top 25 Demand generation marketing agencies based in the United Kingdom

There are 4,346 demand generation marketing agencies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 34,837 professional contacts across them, including 8,181 with verified work emails and 2,347 with mobile numbers. London is the largest hub.

This list covers demand generation 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.

4,346Companies
34,837Contacts tracked
8,181Verified emails
2,347Mobile numbers
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The 25 largest demand generation marketing agencies based in the United Kingdom

Ranked by team size
Top 25 of 4,346 demand generation 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.
#CompanyHQEmployeesContactsVerified emails
1NP DigitalLondon1,001-5,000862306
2DigitalzoneLondon501-1,000557137
3MVFLondon201-500417246
4Vereigen MediaLondon201-50030238
5Astute.comBournemouth201-50026538
6C3 Creative Code And ContentLondon201-500217107
7GO Inspire GroupKettering201-500211136
8BNZSALondon201-5001956
9Cc33 Global LimitedSheffield201-50017128
10Retail Marketing Group RMGSindlesham Reading201-50016726
11METIALondon201-50013144
12DurhamlaneNewcastle Upon Tyne51-20011474
13EmbryoManchester51-2008849
14The Specialist Works B CorpBristol51-2008648
15Konica Minolta Marketing ServicesLondon501-1,000851
16BrainsoulsBirmingham51-200811
17StickyeyesLeeds201-5007836
18Voice Marketing LTDSheffield201-500757
19OMNEAmpthill51-2007260
20Armstrongb2bChester51-2006749
21PropellernetBrighton51-2006648
22Sircles Digital Marketing AgencyDudley51-200536
23The Marketing PracticeLondon501-1,0005230
24D2msLondon51-200509
25Initials CXLondon51-2004717

Showing 25 of 4,346 demand generation marketing agencies based in the United Kingdom

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Demand generation marketing agencies based in the United Kingdom at a glance

As of Aug 28, 2026
1-10Median size (employees)
LondonLargest hub · 1455 HQs
2,347Contacts with mobile numbers
20Emails re-verified in last 30 days

Companies by employee count

1-10
3,123
11-50
1,007
51-200
164
201-500
28
501-1,000
6
1,001-5,000
2
5,001-10,000
2

Demand generation marketing agencies by metro

MetroCompanies
Demand generation marketing agencies in London1455
Demand generation marketing agencies in Manchester206
Demand generation marketing agencies in Birmingham110
Demand generation marketing agencies in Leeds83
Demand generation marketing agencies in Glasgow62
Demand generation marketing agencies in Bristol61
Demand generation marketing agencies in Liverpool48

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 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; 20 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 marketing agencies are there based in the United Kingdom?

There are 4,346 demand generation marketing agencies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most demand generation marketing agencies?

London leads with 1455 headquartered companies, followed by Manchester (206) and Birmingham (110).

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 8,181 verified decision-maker contacts tracked across these 4,346 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.