Company lists · Data verified August 2026

Top 25 Customer marketing agencies based in the United Kingdom

Name: Customer 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 5,142 companies tracked

There are 5,142 customer marketing agencies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 53,561 professional contacts across them, including 12,066 with verified work emails and 4,366 with mobile numbers. London is the largest hub.

This list covers customer 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.

5,142Companies

53,561Contacts tracked

12,066Verified emails

4,366Mobile numbers

Unlock all 5,142 companies Free account · no credit card · 2 minutes

The 25 largest customer marketing agencies based in the United Kingdom

Ranked by team size

Top 25 of 5,142 customer 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	APS Group	Leicester	501-1,000	1,157	477
2	TLC Worldwide	London	201-500	986	197
3	NP Digital	London	1,001-5,000	862	306
4	Linney	Mansfield	1,001-5,000	651	450
5	Mccurrach	Glasgow	1,001-5,000	607	124
6	Expd8 Field Marketing	Bristol	1,001-5,000	539	84
7	MVF	London	201-500	417	246
8	Grapes Worldwide	London	201-500	396	74
9	REL Field Marketing	Winnersh Triangle	1,001-5,000	382	69
10	Blackjack Promotions	London	1,001-5,000	346	8
11	Newbase	London	501-1,000	282	28
12	Nectar360	London	201-500	252	168
13	Powerforce GB	Winnersh Triangle	1,001-5,000	231	89
14	GO Inspire Group	Kettering	201-500	211	136
15	Cc33 Global Limited	Sheffield	201-500	171	28
16	Retail Marketing Group RMG	Sindlesham Reading	201-500	167	26
17	Gekko Group	Newbury	201-500	159	22
18	Avidity	Glasgow	1,001-5,000	152	40
19	Havas Media UK	London	201-500	132	14
20	METIA	London	201-500	131	44
21	AVIOS	London	501-1,000	121	17
22	Kognitiv Corporation	London	201-500	115	3
23	Konica Minolta Marketing Services	London	501-1,000	85	1
24	Stickyeyes	Leeds	201-500	78	36
25	Voice Marketing LTD	Sheffield	201-500	75	7

Showing 25 of 5,142 customer marketing agencies based in the United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 12,066 reachable decision-makers.

Free account · no credit card

See all 5,142 companies

Customer marketing agencies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 1564 HQs

4,366Contacts with mobile numbers

20Emails re-verified in last 30 days

Companies by employee count

1-10

3,691

11-50

1,162

51-200

203

201-500

501-1,000

1,001-5,000

10001+

Customer marketing agencies by metro

Metro	Companies
Customer marketing agencies in London	1564
Customer marketing agencies in Manchester	207
Customer marketing agencies in Birmingham	123
Customer marketing agencies in Leeds	108
Customer marketing agencies in Glasgow	71
Customer marketing agencies in Bristol	62
Customer marketing agencies in Liverpool	60

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 “customer 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 customer marketing agencies are there based in the United Kingdom?

There are 5,142 customer marketing agencies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

APS Group, headquartered in Leicester, tops this list with the largest team on record.

Which city has the most customer marketing agencies?

London leads with 1564 headquartered companies, followed by Manchester (207) and Birmingham (123).

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 12,066 verified decision-maker contacts tracked across these 5,142 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.

Ready to reach these companies? Verified emails and direct dials for all 5,142 customer marketing agencies based in the United Kingdom. Start with a free account, no credit card.

Get the full list

Related lists

Customer marketing agencies by geography

Browse the directory

Browse: Companies home · All United Kingdom lists · All Customer marketing agencies lists · New lists

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.