Company lists · Data refreshed November 2026

Top 25 Multi-channel advertising agencies worldwide

RevenueBase identified 48,721 company matches for multi-channel advertising agencies worldwide as of November 2026 and tracks 468,649 professional contacts across them, including 101,467 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for multi-channel advertising agencies worldwide, 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 November 5, 2026. Country and city lists for multi-channel advertising agencies follow the table.

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 Nov 5, 2026 How this list was built
48,721Companies
468,649Contacts tracked
101,467Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest multi-channel advertising agencies worldwide

Ranked by team size
Top 25 of 48,721 company matches for multi-channel advertising agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 Nov 5, 202610001+7,259 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchLondon, IL, United KingdomHQ recorded Nov 5, 20265,001-10,0004,405 contacts →

Exact match

“Zenith is the ROI Agency.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Nov 5, 202610001+4,396 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchBankside, United KingdomHQ recorded Nov 5, 20261,001-5,0004,197 contacts →

Exact match

“Welcome to PHD.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchLondon, NY, United KingdomHQ recorded Nov 5, 20265,001-10,0003,500 contacts →

Exact match

“Hello.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchToronto, FL, CanadaHQ recorded Nov 5, 2026n/a3,078 contacts →

Exact match

“Other.™ is a modern integrated media agency built for marketers who need more from their agency partner.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchNY, United StatesHQ recorded Nov 5, 20261,001-5,0003,019 contacts →

Exact match

“As one of the fastest-growing global media agency networks, Spark Foundry is not beholden to legacy.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchNew York, United StatesHQ recorded Nov 5, 20265,001-10,0002,800 contacts →

Exact match

“Grey’s mission is to create Famously Effective ideas that move people, business, and the world forward-harnessing the power of creativity to solve business problems and deliver…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchNew York, United StatesHQ recorded Nov 5, 20261,001-5,0002,785 contacts →

Exact match

“You can either adapt to change, ignore it or lead it.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Nov 5, 20261,001-5,0002,506 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchNew York, United StatesHQ recorded Nov 5, 202610001+2,447 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 5, 2026n/a1,989 contacts →

Exact match

“Marketizon is the leader in developing innovative, multi-channel marketing technologies.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Nov 5, 20265,001-10,0001,655 contacts →

Exact match

“Do Big Things”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchMumbai, IndiaHQ recorded Nov 5, 20261,001-5,0001,606 contacts →

Exact match

“Schbang is a Creative, Media & Technology Transformation Company founded in 2015 by Harshil Karia & , Sohil Karia.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchBaltimore, MD, United StatesHQ recorded Nov 5, 2026n/a1,328 contacts →

Exact match

“TBC is an independently owned, full-service branding, advertising and strategic communications agency with headquarters in Baltimore, Maryland, USA.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchMinato-ku, United StatesHQ recorded Nov 5, 20261,001-5,0001,310 contacts →

Exact match

“Founded in 1895, Hakuhodo Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Nov 5, 20261,001-5,0001,260 contacts →

Exact match

“Tinuiti is a media agency that not only builds brands, but architects business outcomes.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Nov 5, 20261,001-5,0001,111 contacts →

Exact match

“Mediaocean is powering the future of the advertising ecosystem with technology that empowers brands and agencies to deliver impactful omnichannel marketing experiences.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchNew York, United StatesHQ recorded Nov 5, 20261,001-5,0001,066 contacts →

Exact match

“Brainlabs is an independent, AI-native media agency built to grow client revenue and prove the impact of every dollar spent on media.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchSão Paulo, BrazilHQ recorded Nov 5, 20261,001-5,0001,047 contacts →

Exact match

“Monks is the global, data-driven, digital-native operating brand of S4 Capital plc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchHudson Yards, NY, United StatesHQ recorded Nov 5, 20261,001-5,0001,014 contacts →

Exact match

“XR Extreme Reach is the leading platform for managing advertising operations.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchNeuilly Sur Seine, FranceHQ recorded Nov 5, 20261,001-5,000948 contacts →

Exact match

“CPM France associe vente, marketing et expérience client afin d'influencer l'ensemble du parcours client.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchSydney, AustraliaHQ recorded Nov 5, 20261,001-5,000933 contacts →

Exact match

“IVE Group is Australia’s largest diversified marketing company.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchHelsinki, FinlandHQ recorded Nov 5, 2026501-1,000922 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchLake Oswego, NC, United StatesHQ recorded Nov 5, 2026501-1,000907 contacts →

Exact match

“Logical Position (LP) is an Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 48,721 multi-channel advertising agencies worldwide

See the full list, filter by size, metro and specialty, and access 101,467 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Multi-channel advertising agencies worldwide at a glance

As of Nov 5, 2026
21.7%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
29,541
11-50
15,477
51-200
2,630
201-500
566
501-1,000
144
1,001-5,000
85
5,001-10,000
32
10001+
48

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for multi-channel advertising agencies are linked below.
What qualifies
Company records worldwide whose business descriptions match “multi-channel advertising 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. 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 101,467 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 November 5, 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.

Multi-channel advertising agencies by location

235 lists · largest first

Every Multi-channel advertising agencies 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 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 “multi-channel advertising agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many multi-channel advertising agencies are there worldwide?

RevenueBase identified 48,721 company matches for multi-channel advertising agencies worldwide as of November 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?

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

Which country has the most multi-channel advertising agencies?

The United States leads with 8,371 companies, followed by India (5,406) and Brazil (2,380). Every multi-channel advertising agencies list by country and city is linked on this page.

Which city has the most multi-channel advertising agencies?

London leads with 783 company records, followed by Sao Paulo (563) and Mumbai (558).

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 101,467 professional contacts with verified work emails tracked across these 48,721 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 November 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 48,721 multi-channel advertising agencies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.