Company lists · Data verified August 2026

Top 25 B2B content marketing agencies based in London, United Kingdom

Name: B2B content marketing agencies based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 480 companies tracked

There are 480 B2B content marketing agencies headquartered in London, United Kingdom (RevenueBase, August 2026). RevenueBase tracks 5,950 professional contacts across them, including 1,531 with verified work emails and 353 with mobile numbers. London is the largest hub.

This list covers B2B content marketing agencies headquartered in London, 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.

480Companies

5,950Contacts tracked

1,531Verified emails

353Mobile numbers

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The 25 largest B2B content marketing agencies based in London, United Kingdom

Ranked by team size

Top 25 of 480 B2B content marketing agencies based in London, 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	Entourage	London	51-200	363	81
2	C3 Creative Code And Content	London	201-500	217	107
3	Account Media	London	51-200	186	39
4	FAME	London	51-200	146	46
5	Publicis PRO	London	51-200	140	34
6	Redactive Media Group	London	51-200	131	78
7	NRI	London	201-500	124	1
8	Redwood Bbdo	London	51-200	97	4
9	Sunday	London	51-200	92	49
10	BBN	London	1,001-5,000	85	8
11	Konica Minolta Marketing Services	London	501-1,000	85	1
12	THINK	London	51-200	83	67
13	Eight&four	London	51-200	74	50
14	Propeller Group	London	51-200	71	50
15	Fight OR Flight	London	51-200	66	49
16	OTM Create	London	11-50	62	1
17	The Marketing Practice	London	501-1,000	52	30
18	D2ms	London	51-200	50	9
19	Orbitalx	London	51-200	49	11
20	The Think Tank	London	11-50	45	25
21	TRUE	London	51-200	38	18
22	Pinpoint Media	London	51-200	34	3
23	Dialogue Agency	London	51-200	31	26
24	100 Pound Social	London	11-50	28	10
25	Lion Reach Media	London	51-200	28	9

Showing 25 of 480 B2B content marketing agencies based in London, United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,531 reachable decision-makers.

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B2B content marketing agencies based in London, United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 480 HQs

353Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

325

11-50

112

51-200

201-500

501-1,000

1,001-5,000

B2B content marketing agencies by metro in the United Kingdom

Metro	Companies
B2B content marketing agencies in London	480
B2B content marketing agencies in Manchester	50
B2B content marketing agencies in Birmingham	26
B2B content marketing agencies in Bristol	22
B2B content marketing agencies in Leeds	20
B2B content marketing agencies in Edinburgh	17
B2B content marketing agencies in Liverpool	16

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 content marketing agencies”, with match quality audited by blind human judging, and headquartered in London, 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; 6 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 content marketing agencies are there based in London, United Kingdom?

There are 480 B2B content marketing agencies headquartered in London, United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most B2B content marketing agencies?

London leads with 480 headquartered companies, followed by Manchester (50) and Birmingham (26).

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 1,531 verified decision-maker contacts tracked across these 480 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.