Company lists · Data refreshed September 2026

Top 25 Buffer and media companies based in the United Kingdom

RevenueBase identified 494 buffer and media companies headquartered in the United Kingdom as of September 2026 and tracks 15,213 professional contacts across them, including 3,975 with verified work emails. London is the largest hub.

This list covers buffer and media companies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
494Companies
15,213Contacts tracked
3,975Verified emails
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The 25 largest buffer and media companies based in the United Kingdom

Ranked by team size
Top 25 of 494 buffer and media companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to buffer and media companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceNewport, United KingdomHQ checked Sep 19, 20261,001-5,0001,597 contacts →

Partial evidence

“We are a media company with a difference.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261,001-5,0001,393 contacts →

Indirect evidence

“The Telegraph’s mission is to provide content that inspires people to have the perspective they want to progress in life.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 19, 2026501-1,000720 contacts →

Indirect evidence

“At Immediate, we’re home to some of the biggest and most loved consumer brands in the UK, including Radio Times, Good Food, Nutracheck, HistoryExtra and BBC Gardeners’ World…”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 19, 2026501-1,000631 contacts →

Indirect evidence

“Hearst UK is home to some of the world’s most iconic and best-loved brands, including Good Housekeeping, ELLE, Esquire, Harper’s Bazaar, Country Living, Cosmopolitan, Men’s Health…”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261,001-5,000553 contacts →

Indirect evidence

“Time Inc.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceManchester, United KingdomHQ checked Sep 19, 2026201-500448 contacts →

Indirect evidence

“Founded in 2012, LADbible Group has redefined entertainment and news for a social generation.”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 19, 2026201-500435 contacts →

Partial evidence

“We are an award-winning social media agency, multi-platform production company, and digital media network, specialising in building and connecting with audiences, delivering…”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceLondon, United KingdomHQ checked Sep 19, 2026501-1,000386 contacts →

Partial evidence

“Merzigo is the leading global media technology company powering the distribution and monetization of premium film, television, and digital content across the world’s largest open…”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceLondon, United KingdomHQ checked Sep 19, 2026501-1,000357 contacts →

Indirect evidence

“We are POP - Havas’ global content at scale network, built to create work that drives performance through audience-driven creativity and an AI-powered production model.”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 19, 2026201-500210 contacts →

Indirect evidence

“A world where complexity is the only constant demands a new breed of company.”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261,001-5,000209 contacts →

Indirect evidence

“All3Media’s companies develop and produce award-winning, high quality and popular new and returning programming across all genres ranging from contemporary thrillers, detective…”

Source: RevenueBase Database · checked Sep 19, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 19, 202651-200180 contacts →

Partial evidence

“Cedar is a specialist agency dedicated to helping brands unlock the full value of their audiences, platforms and partnerships through expertly crafted media networks and creative…”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 19, 2026201-500171 contacts →

Indirect evidence

“Daily Mail, Metro, The i Paper, New Scientist, and more; every day, millions come to our platforms to read, watch, listen, share and discover.”

Source: RevenueBase Database · checked Sep 19, 2026
14Partial evidenceRemote, United KingdomHQ checked Sep 19, 202651-200141 contacts →

Partial evidence

“We are GRV Media and we are publishers and website monetisation specialists.”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20261,001-5,000128 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceFarringdon, United KingdomHQ checked Sep 19, 202651-20098 contacts →

Indirect evidence

“Pioneering.”

Source: RevenueBase Database · checked Sep 19, 2026
17Partial evidenceLondon, United KingdomHQ checked Sep 19, 202651-20096 contacts →

Partial evidence

“THE NEXT-GENERATION MEDIA COMPANY Production.”

Source: RevenueBase Database · checked Sep 19, 2026
18Indirect evidenceLondon, United KingdomHQ checked Sep 19, 2026501-1,00084 contacts →

Indirect evidence

“UK-born MailOnline is the world’s largest English-language newspaper website reaching over 225 million unique monthly visitors globally, 75 million of those coming from the United…”

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202651-20082 contacts →

Indirect evidence

“JOE is a premium digital publisher, devoted to producing 100% original content across areas including sport, politics, entertainment, lifestyle and culture.”

Source: RevenueBase Database · checked Sep 19, 2026
20Partial evidenceLondon, United KingdomHQ checked Sep 19, 202611-5079 contacts →

Partial evidence

“Based in London, Newsquest Specialist Media operates both online and in print, providing tailored business-to-business information to support and collaborate with specific…”

Source: RevenueBase Database · checked Sep 19, 2026
21Indirect evidenceLondon, United KingdomHQ checked Sep 19, 202611-5077 contacts →

Indirect evidence

“We Entertain, Empower and Inspire.”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 19, 20265,001-10,00074 contacts →

Indirect evidence

“S4Capital plc is the tech-led, new age/new era digital advertising and marketing services company, established by Sir Martin Sorrell in May 2018.”

Source: RevenueBase Database · checked Sep 19, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 19, 2026n/a40 contacts →

Partial evidence

“XLMedia was a leading global digital media company that created compelling content for highly engaged audiences and connected them to relevant advertisers.”

Source: RevenueBase Database · checked Sep 19, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 19, 202611-5040 contacts →

Partial evidence

“Dose of Society is a global digital media company built on one belief: real people and real stories drive real impact.”

Source: RevenueBase Database · checked Sep 19, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 19, 2026501-1,00039 contacts →

Indirect evidence

“AMG is a technology company who has built one of the largest global multi-screen, multi-channel audience platforms.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 494 buffer and media companies based in the United Kingdom

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Buffer and media companies based in the United Kingdom at a glance

As of Sep 19, 2026
26.1%Verified-email coverage
30.8Average contacts per company
1-10Median size (employees)
47.2%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
304
11-50
118
51-200
36
201-500
9
501-1,000
11
1,001-5,000
11
5,001-10,000
1
10001+
2

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 494 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among buffer and media companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “buffer and media companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names buffer and media companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among buffer and media companies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 3,975 across the full list. 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 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Buffer and media companies by metro

  • Buffer and media companies in London233

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names buffer and media companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many buffer and media companies are there based in the United Kingdom?

RevenueBase identified 494 buffer and media companies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Newsquest Media Group, headquartered in Newport, tops this list with the largest team on record.

Which city has the most buffer and media companies?

London leads with 233 headquartered companies, followed by Manchester (17) and Edinburgh (11).

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 3,975 verified decision-maker contacts tracked across these 494 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 Smart Search, 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.