Company lists · Data refreshed September 2026

Top 25 Media sales companies worldwide

RevenueBase identified 8,730 media sales companies worldwide as of September 2026 and tracks 134,208 professional contacts across them, including 32,214 with verified work emails. The United States is the largest market and London the largest hub.

This list covers media sales companies worldwide, 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 20, 2026. Country and city lists for media sales companies follow the table.

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 20, 2026 86% judged on-target in blind review
8,730Companies
134,208Contacts tracked
32,214Verified emails
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The 25 largest media sales companies worldwide

Ranked by team size
Top 25 of 8,730 media sales companies worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to media sales 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 evidenceLondon, United KingdomHQ checked Sep 20, 202610001+6,901 contacts →

Partial evidence

“Publicis Media harnesses the power of modern media through leading agency brands Dysrupt, Infinite Roar, Publicis Collective, Publicis Health Media, Spark Foundry, Starcom and…”

Source: RevenueBase Database · checked Sep 20, 2026
2Partial evidenceNew York, NY, United StatesHQ checked Sep 20, 202610001+4,963 contacts →

Partial evidence

“IPG Mediabrands is the media and marketing solutions division of Interpublic Group (NYSE: IPG).”

Source: RevenueBase Database · checked Sep 20, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 20, 20261,001-5,0004,448 contacts →

Partial evidence

“The UK and Europe’s largest Radio & Outdoor company, Global is home to respected, national market-leading media brands broadcasting across the UK on DAB & FM and around the world…”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceVentura, CA, United StatesHQ checked Sep 20, 20261,001-5,0004,307 contacts →

Indirect evidence

“It's more than just clicks.”

Source: RevenueBase Database · checked Sep 20, 2026
5Partial evidenceNew York, United StatesHQ checked Sep 20, 202610001+3,989 contacts →

Partial evidence

“Omnicom Media Group (OMG), the media services division of Omnicom Group Inc, delivers transformational experiences for consumers, clients, and talent.”

Source: RevenueBase Database · checked Sep 20, 2026
6Partial evidenceNew York, NY, United StatesHQ checked Sep 20, 20261,001-5,0002,368 contacts →

Partial evidence

“Horizon Media is a leader in driving business-based outcomes for marketers.”

Source: RevenueBase Database · checked Sep 20, 2026
7Partial evidenceAtlanta, GA, United StatesHQ checked Sep 20, 20261,001-5,0001,320 contacts →

Partial evidence

“Driven by the energy and passion of our people, Cox Media Group (CMG) is creating innovative ways to deliver news and information, tell compelling stories, entertain our…”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 20261,001-5,0001,273 contacts →

Indirect evidence

“FreeWheel’s TV and video advertising technology is built for today’s ever-evolving multiscreen ecosystem.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceUnited StatesHQ checked Sep 20, 2026501-1,000910 contacts →

Indirect evidence

“We’re Magnite (NASDAQ: MGNI), the world’s largest independent sell-side advertising company.”

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceWarszawa, PolandHQ checked Sep 20, 20261,001-5,000877 contacts →

Partial evidence

“Agora Group is one of the largest media companies in Poland, in the market for over 35 years.”

Source: RevenueBase Database · checked Sep 20, 2026
11Partial evidenceAtlanta, GA, United StatesHQ checked Sep 20, 2026501-1,000857 contacts →

Partial evidence

“Cox Media is your partner for marketing success, offering advanced cable and digital advertising products in 22 markets across the United States.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceMumbai, IndiaHQ checked Sep 20, 2026201-500851 contacts →

Indirect evidence

“MullenLowe Lintas Group is one of India’s largest and most admired communication groups.”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceHelsinki, FinlandHQ checked Sep 20, 2026501-1,000827 contacts →

Indirect evidence

“Smartly is the AI-powered advertising technology company transforming ad experiences for brands and their consumers.”

Source: RevenueBase Database · checked Sep 20, 2026
14Partial evidenceBurbank, CA, United StatesHQ checked Sep 20, 20261,001-5,000810 contacts →

Partial evidence

“Entravision is a media and advertising technology company.”

Source: RevenueBase Database · checked Sep 20, 2026
15Partial evidenceKöln, GermanyHQ checked Sep 20, 202610001+806 contacts →

Partial evidence

“Ströer is a leading German media house and, with its "OOH plus" strategy, combines the business segments outdoor advertising/out-of-home (OOH), digital media and dialog marketing…”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 2026501-1,000590 contacts →

Indirect evidence

“Ampersand is Moving TV Forward®.”

Source: RevenueBase Database · checked Sep 20, 2026
17Partial evidenceNew York, NY, United StatesHQ checked Sep 20, 20261,001-5,000567 contacts →

Partial evidence

“As the nation's largest media representation firm, Katz Media Group delivers local relevance at scale.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceCologno Monzese, ItalyHQ checked Sep 20, 2026501-1,000523 contacts →

Indirect evidence

“Siamo la concessionaria pubblicitaria delle reti televisive free del Gruppo Mediaset: 3 generaliste e 17 tematiche.”

Source: RevenueBase Database · checked Sep 20, 2026
19Partial evidenceStamford, CT, United StatesHQ checked Sep 20, 2026201-500498 contacts →

Partial evidence

“ICON International is the largest independent principal-based media buyer in the U.S, placing nearly $2 billion annually on behalf of its clients.”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidenceToronto, ON, CanadaHQ checked Sep 20, 2026501-1,000489 contacts →

Partial evidence

“SJC is a full-service media, marketing and print company.”

Source: RevenueBase Database · checked Sep 20, 2026
21Partial evidenceWarsaw, PolandHQ checked Sep 20, 20261,001-5,000451 contacts →

Partial evidence

“Grupa ZPR Media to jedna z najdynamiczniej rozwijających się grup medialnych w Polsce.”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceKöln, GermanyHQ checked Sep 20, 2026501-1,000413 contacts →

Indirect evidence

“Dürfen wir uns vorstellen?”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceParis, FranceHQ checked Sep 20, 2026201-500411 contacts →

Indirect evidence

“FranceTV Publicité est la régie publicitaire de France Télévisions, le premier groupe audiovisuel français.”

Source: RevenueBase Database · checked Sep 20, 2026
24Partial evidenceNairobi, KenyaHQ checked Sep 20, 2026501-1,000404 contacts →

Partial evidence

“The Standard Group PLC is a multi-media organization with investments in media platforms spanning newspaper print operations, television, radio broadcasting, digital and online…”

Source: RevenueBase Database · checked Sep 20, 2026
25Partial evidenceNew York, NY, United StatesHQ checked Sep 20, 2026201-500392 contacts →

Partial evidence

“Founded in WideOrbit helps media companies do more business by making it easier to sell advertising.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 8,730 media sales companies worldwide

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Media sales companies worldwide at a glance

As of Sep 20, 2026
24.0%Verified-email coverage
15.4Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
4,593
11-50
3,051
51-200
728
201-500
211
501-1,000
54
1,001-5,000
39
5,001-10,000
13
10001+
22

Email recency is reported on each country list linked below.

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 media sales 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.
Coverage
Every country. Country and city lists for media sales companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “media sales 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 media sales 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 media sales companies, and records with no verified work email.
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, 32,214 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 20, 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.

Media sales companies by location

56 lists · largest first

Every Media sales companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 media sales 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 media sales companies are there worldwide?

RevenueBase identified 8,730 media sales companies worldwide 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?

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

Which country has the most media sales companies?

The United States leads with 1,618 companies, followed by India (905) and the United Kingdom (345). Every media sales companies list by country and city is linked on this page.

Which city has the most media sales companies?

London leads with 150 headquartered companies, followed by New York (139) and Mumbai (110).

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 32,214 verified decision-maker contacts tracked across these 8,730 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 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 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.