Company lists · Data refreshed September 2026

Top 25 Advertising sales platforms worldwide

Name: Advertising sales platforms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 8,598 companies tracked

RevenueBase identified 8,598 company matches for advertising sales platforms worldwide as of September 2026 and tracks 139,476 professional contacts across them, including 44,305 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for advertising sales platforms 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 September 27, 2026. Country and city lists for advertising sales platforms 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 Sep 27, 2026 How this list was built

8,598Companies

139,476Contacts tracked

44,305Verified emails

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The 25 largest advertising sales platforms worldwide

Ranked by team size

Top 25 of 8,598 company matches for advertising sales platforms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	The Trade Desk	Exact match	Ventura, CA, United StatesHQ recorded Sep 27, 2026	1,001-5,000	4,307 contacts →
	Exact match “It's more than just clicks.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	Clear Channel Outdoor	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	1,001-5,000	2,462 contacts →
	Exact match “Clear Channel Outdoor Holdings, Inc.(NYSE: CCO) is at the forefront of driving innovation in the out-of-home advertising industry.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3	media.net	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 27, 2026	1,001-5,000	2,011 contacts →
	Exact match “Media.net is an independent advertising technology platform that helps publishers, advertisers, and agencies achieve measurable outcomes across all formats and mediums.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	Taboola	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,979 contacts →
	Exact match “Taboola empowers businesses to grow through performance advertising technology that goes beyond search and social and delivers measurable outcomes at scale.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5	TEADS	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,789 contacts →
	Exact match “Teads Holding Co.(“Teads”)(Nasdaq: TEAD) is a leading omnichannel advertising platform focused on driving outcomes for brand and performance advertisers across screens.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6	Inmobi Advertising	Exact match	Bangalore, IndiaHQ recorded Sep 27, 2026	1,001-5,000	1,311 contacts →
	Exact match “InMobi Advertising is a leading global programmatic platform specializing in mobile-first solutions that drive customer growth.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7	Pubmatic	Exact match	Redwood City, CA, United StatesHQ recorded Sep 27, 2026	501-1,000	1,297 contacts →
	Exact match “PubMatic is the leading AI-powered ad tech company delivering digital advertising performance.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8	Freewheel	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,273 contacts →
	Exact match “FreeWheel’s TV and video advertising technology is built for today’s ever-evolving multiscreen ecosystem.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9	Mediaocean	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,050 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 · Sep 27, 2026 · View company records in RevenueBase
10	XR Extreme Reach	Exact match	Hudson Yards, NY, United StatesHQ recorded Sep 27, 2026	1,001-5,000	940 contacts →
	Exact match “XR Extreme Reach is the leading platform for managing advertising operations.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	Magnite	Exact match	United StatesHQ recorded Sep 27, 2026	501-1,000	910 contacts →
	Exact match “We’re Magnite (NASDAQ: MGNI), the world’s largest independent sell-side advertising company.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	BASIS	Exact match	Chicago, IL, United StatesHQ recorded Sep 27, 2026	501-1,000	891 contacts →
	Exact match “Basis is a global provider of media automation and programmatic advertising software and services for enterprises.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	COX Media	Exact match	Atlanta, GA, United StatesHQ recorded Sep 27, 2026	501-1,000	857 contacts →
	Exact match “Cox Media is your partner for marketing success, offering advanced cable and digital advertising products in 22 markets across the United States.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14	Adform	Exact match	Copenhagen, DenmarkHQ recorded Sep 27, 2026	501-1,000	847 contacts →
	Exact match “Adform is the most powerful and safe media buying platform in the world.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	KARGO	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	201-500	843 contacts →
	Exact match “Kargo creates memorable experiences for advertisers that go beyond the first impression to captivate consumer attention.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16	Smartly	Exact match	Helsinki, FinlandHQ recorded Sep 27, 2026	501-1,000	827 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 · Sep 27, 2026 · View company records in RevenueBase
17	Entravision US Media	Exact match	Burbank, CA, United StatesHQ recorded Sep 27, 2026	1,001-5,000	810 contacts →
	Exact match “Entravision is a media and advertising technology company.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	Azerion	Exact match	Schiphol-rijk, GermanyHQ recorded Sep 27, 2026	1,001-5,000	808 contacts →
	Exact match “Founded in 2014, Azerion (EURONEXT: AZRN) is one of Europe’s largest digital advertising and entertainment media platforms.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	Tradedoubler	Exact match	Stockholm, SwedenHQ recorded Sep 27, 2026	201-500	770 contacts →
	Exact match “We empower a thriving partner network where everyone wins.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20	DT	Exact match	Austin, TX, United StatesHQ recorded Sep 27, 2026	501-1,000	756 contacts →
	Exact match “DT (NASDAQ: APPS) is unifying the mobile experience by connecting advertisers, app owners, and device partners through on-device integrations, direct app partnerships, and…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	MNTN	Exact match	Austin (remote), TX, United StatesHQ recorded Sep 27, 2026	201-500	707 contacts →
	Exact match “MNTN builds advertising software for brands to drive measurable conversions, revenue, site visits and more through the power of television.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Equativ	Exact match	Paris, FranceHQ recorded Sep 27, 2026	501-1,000	705 contacts →
	Exact match “Equativ is a leading independent media platform that empowers advertisers and publishers to achieve real outcomes across the entire digital ecosystem.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	Nexxen	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	501-1,000	673 contacts →
	Exact match “Nexxen is the advertising platform that delivers full-funnel performance powered by unique data and media.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24	Index Exchange	Exact match	Toronto, ON, CanadaHQ recorded Sep 27, 2026	501-1,000	671 contacts →
	Exact match “Index Exchange is a global advertising supply-side platform enabling media owners to maximize the value of their content on any screen.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	Innovid	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	501-1,000	640 contacts →
	Exact match “Innovid is the leading independent ad tech platform, empowering marketers to create, deliver, measure, and optimize ad-supported experiences that people love.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “advertising sales platforms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 8,598 advertising sales platforms worldwide

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Advertising sales platforms worldwide at a glance

As of Sep 27, 2026

31.8%Verified-email coverage

16.2Average contacts per company

11-50Median size (employees)

3.7%Largest-city concentration · New York

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

3,990

11-50

3,233

51-200

931

201-500

265

501-1,000

1,001-5,000

5,001-10,000

10001+

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 advertising sales platforms are linked below.
What qualifies: Company records worldwide whose business descriptions match “advertising sales platforms” 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 44,305 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 27, 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.

Advertising sales platforms by location

49 lists · largest first

Every Advertising sales platforms 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 “advertising sales platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many advertising sales platforms are there worldwide?

RevenueBase identified 8,598 company matches for advertising sales platforms worldwide 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?

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

Which country has the most advertising sales platforms?

The United States leads with 1,816 companies, followed by India (747) and the United Kingdom (398). Every advertising sales platforms list by country and city is linked on this page.

Which city has the most advertising sales platforms?

New York leads with 317 company records, followed by London (255) and Singapore (139).

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 44,305 professional contacts with verified work emails tracked across these 8,598 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 27, 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.