Company lists · Data refreshed September 2026

Top 25 Media buying agencies based in the United Kingdom

RevenueBase identified 188 company matches for media buying agencies associated with the United Kingdom as of September 2026 and tracks 2,106 professional contacts across them, including 879 with verified work emails. London is the largest hub.

This list covers company matches for media buying agencies associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
188Companies
2,106Contacts tracked
879Verified emails
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The 25 largest media buying agencies based in the United Kingdom

Ranked by team size
Top 25 of 188 company matches for media buying agencies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 20, 2026201-500295 contacts →

Exact match

“the7stars is the UK’s largest independent media agency, offering the best people, the best service and the best creative media campaigns.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 20, 202651-200178 contacts →

Exact match

“All Response Media is the leading performance media planning and buying agency.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchManchester, United KingdomHQ recorded Sep 20, 202611-5075 contacts →

Exact match

“One Agency: Creating, Delivering and Connecting brands.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5057 contacts →

Exact match

“MJ Media are a fully independent media planning & buying agency.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5051 contacts →

Exact match

“Adgenda Media International (AMI) was established in 2005 as an independent, strategic results-driven media agency.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5050 contacts →

Exact match

“From our office in London & Leeds, we seamlessly plan and buy media across all channels: digital, TV, cinema, OOH, radio, print, social and search.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchSalford, United KingdomHQ recorded Sep 20, 202651-20048 contacts →

Exact match

“Media Agency Group is an advertising agency specialising in the purchasing and planning of all media formats across the spectrum of advertising.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchLuton, United KingdomHQ recorded Sep 20, 202651-20048 contacts →

Exact match

“TV ADVERTISING, TV COMMERCIALS, VIDEO & CONTENT PRODUCTION, ADVERTISING, SOCIAL MEDIA MARKETING AND BRAND CONSULTING FOR THE MOST AMBITIOUS BRANDS, BUSINESSES AND STARTUPS ON THE…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5044 contacts →

Exact match

“As an independent media agency we think differently.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchChesterfield, United KingdomHQ recorded Sep 20, 202611-5038 contacts →

Exact match

“CNS Media is an independent, award-winning, full-service marketing agency, combining exceptional media buying power with digital and creative expertise.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchBirmingham, United KingdomHQ recorded Sep 20, 202611-5037 contacts →

Exact match

“We are a UK-leading independent media agency that helps to partner your creativity with strategic media positioning.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 20, 2026201-50030 contacts →

Exact match

“Our portfolio includes traditional print news media, magazines, digital news media, inserts and unaddressed mail.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchCroydon, United KingdomHQ recorded Sep 20, 202611-5028 contacts →

Exact match

“Established in 1992 Mirabelle is a London based full service international marketing and advertising agency.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5027 contacts →

Exact match

“December19 is a media planning and buying agency.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchManchester, United KingdomHQ recorded Sep 20, 202611-5025 contacts →

Exact match

“At Running Total, we strive to be the best independent full-service media agency.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5024 contacts →

Exact match

“We are leading experts in planning, booking and buying radio advertising on all analogue, digital and On Demand platforms.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5024 contacts →

Exact match

“Where people and creativity drive real results.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5023 contacts →

Exact match

“At JWE Media, we take care of your marketing and advertising needs, from TV to Press, Out of Home to Digital, we manage the whole process ensuring we save you time and money.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5021 contacts →

Exact match

“Guerillascope is a full-service media agency, with serious chops across AV, out-of-home, publishers, digital, and partnerships.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“Route offers advertisers and communication agencies media solutions to solve client and customer briefs.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“White Spider Media agency's name has been fraudulently used by third parties, often communicating via messaging services on unofficial websites and apps and targeting job seekers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchBath, United KingdomHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“Mostly Media is an independent media buying agency based in Bath.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchExeter, United KingdomHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“RH Advertising is one of South West England's largest full service communications agencies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchFitzrovia, United KingdomHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“Ekstasy, founded in 2007, is a multi award winning Creative Advertising Agency.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchStockport, United KingdomHQ recorded Sep 20, 202611-5017 contacts →

Exact match

“Those great advertising campaigns you see in just the right place at just the right time?”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 188 media buying agencies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 879 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Media buying agencies based in the United Kingdom at a glance

As of Sep 20, 2026
41.7%Verified-email coverage
11.2Average contacts per company
1-10Median size (employees)
40.4%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
111
11-50
63
51-200
8
201-500
3
501-1,000
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 188 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “media buying agencies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 879 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “media buying agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many media buying agencies are there based in the United Kingdom?

RevenueBase identified 188 company matches for media buying agencies associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

The7stars tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most media buying agencies?

London leads with 76 company records, followed by Manchester (6) and Birmingham (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 879 professional contacts with verified work emails tracked across these 188 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.