Company lists · Data verified August 2026

Top 25 Broadcast advertising agencies based in the United Kingdom

Name: Broadcast advertising 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 879 companies tracked

There are 879 broadcast advertising agencies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 12,587 professional contacts across them, including 3,381 with verified work emails and 906 with mobile numbers. London is the largest hub.

This list covers broadcast advertising 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.

879Companies

12,587Contacts tracked

3,381Verified emails

906Mobile numbers

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The 25 largest broadcast advertising agencies based in the United Kingdom

Ranked by team size

Top 25 of 879 broadcast advertising 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	MG OMD	London	201-500	553	332
2	Mullenlowe Global	London	1,001-5,000	547	21
3	Anything IS Possible	And Hove	51-200	521	53
4	Essencemediacom UK	Leeds	501-1,000	416	258
5	The7stars	London	201-500	296	196
6	Newbase	London	501-1,000	282	28
7	Forsman & Bodenfors	London	201-500	257	179
8	Grey London	London	201-500	158	69
9	Krow Group	Norwich	201-500	149	1
10	Zenith UK	London	201-500	133	12
11	Goodstuff	London	51-200	132	105
12	The Focus Agency Group	Manchester	51-200	132	94
13	The Kite Factory	London	51-200	111	78
14	Mediakeys	London	51-200	106	68
15	Havas CX Helia	Cirencester	201-500	105	7
16	Innocean UK	London	51-200	78	54
17	Unreasonable Studios	London	1,001-5,000	68	41
18	Rock Kitchen Harris	Leicester	51-200	65	44
19	Bicycle B Corp	Clerkenwell	51-200	65	42
20	Geronimo	London	51-200	65	1
21	WCRS	London	51-200	56	1
22	Media Agency Group	Salford	51-200	50	17
23	Universal Television & Media LTD	Luton	51-200	48	1
24	Ima-Home	Leeds	201-500	25	6
25	Mbastack	London	51-200	10	8

Showing 25 of 879 broadcast advertising agencies based in the United Kingdom

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Broadcast advertising agencies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 344 HQs

906Contacts with mobile numbers

19Emails re-verified in last 30 days

Companies by employee count

1-10

537

11-50

258

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Broadcast advertising agencies by metro

Metro	Companies
Broadcast advertising agencies in London	344
Broadcast advertising agencies in Manchester	37
Broadcast advertising agencies in Birmingham	23
Broadcast advertising agencies in Bristol	16
Broadcast advertising agencies in Leeds	16
Broadcast advertising agencies in Newcastle Upon Tyne	12
Broadcast advertising agencies in Edinburgh	11

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 “broadcast advertising 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; 19 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 broadcast advertising agencies are there based in the United Kingdom?

There are 879 broadcast advertising agencies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most broadcast advertising agencies?

London leads with 344 headquartered companies, followed by Manchester (37) and Birmingham (23).

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 3,381 verified decision-maker contacts tracked across these 879 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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Related lists

Broadcast advertising 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.