Company lists · Data refreshed September 2026

Top 25 Advertising software companies worldwide

Name: Advertising software companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 8,445 companies tracked

RevenueBase identified 8,445 company matches for advertising software companies worldwide as of September 2026 and tracks 165,431 professional contacts across them, including 57,567 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for advertising software companies 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 21, 2026. Country and city lists for advertising software companies 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 21, 2026 How this list was built

8,445Companies

165,431Contacts tracked

57,567Verified emails

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The 25 largest advertising software companies worldwide

Ranked by team size

Top 25 of 8,445 company matches for advertising software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Epsilon	Exact match	Irving, TX, United StatesHQ recorded Sep 21, 2026	5,001-10,000	9,953 contacts →
	Exact match “Epsilon is a global leader in data and identity with deep expertise in digital media, clean rooms, customer data platforms, loyalty and marketing services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Publicis Media	Exact match	London, United KingdomHQ recorded Sep 21, 2026	10001+	6,901 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 · Sep 21, 2026 · View company records in RevenueBase
3	The Trade Desk	Exact match	Ventura, CA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	4,307 contacts →
	Exact match “It's more than just clicks.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	PHD	Exact match	Bankside, GermanyHQ recorded Sep 21, 2026	1,001-5,000	4,068 contacts →
	Exact match “Welcome to PHD.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Zeta Global	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,595 contacts →
	Exact match “At Zeta Global (NYSE: ZETA), we help enterprise brands and agencies Achieve the Impossible™ with superintelligent marketing.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	media.net	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
7	Taboola	Exact match	New York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
8	TEADS	Exact match	New York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
9	Stackadapt	Exact match	Toronto, ON, CanadaHQ recorded Sep 21, 2026	1,001-5,000	1,633 contacts →
	Exact match “StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Doubleverify	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	501-1,000	1,318 contacts →
	Exact match “DoubleVerify is a leading software platform for digital media measurement and analytics.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Pubmatic	Exact match	Redwood City, CA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
12	Freewheel	Exact match	New York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
13	Mediaocean	Exact match	New York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
14	Integral AD Science	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	501-1,000	966 contacts →
	Exact match “Integral Ad Science is a leading global media measurement and optimization platform that delivers the industry’s most actionable data to drive superior results for the world’s…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	XR Extreme Reach	Exact match	Hudson Yards, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
16	Magnite	Exact match	United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
17	Moloco	Exact match	Menlo Park, CA, United StatesHQ recorded Sep 21, 2026	501-1,000	893 contacts →
	Exact match “Moloco’s mission is to be the scaling engine for the internet economy, applying AI to help businesses of all sizes grow.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	BASIS	Exact match	Chicago, IL, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
19	Adform	Exact match	Copenhagen, DenmarkHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
20	KARGO	Exact match	New York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
21	Smartly	Exact match	Helsinki, FinlandHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
22	Azerion	Exact match	Schiphol-rijk, GermanyHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
23	Tradedoubler	Exact match	Stockholm, SwedenHQ recorded Sep 21, 2026	201-500	770 contacts →
	Exact match “We empower a thriving partner network where everyone wins.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Applovin	Exact match	Palo Alto, CA, United StatesHQ recorded Sep 21, 2026	201-500	733 contacts →
	Exact match “AppLovin helps businesses of any size reach over a billion people who play mobile games every day.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	MNTN	Exact match	Austin (remote), TX, United StatesHQ recorded Sep 21, 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 21, 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 software companies”. 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 8,445 advertising software companies worldwide

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Advertising software companies worldwide at a glance

As of Sep 21, 2026

34.8%Verified-email coverage

19.6Average contacts per company

11-50Median size (employees)

3.3%Largest-city concentration · New York

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

3,884

11-50

3,168

51-200

968

201-500

271

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 software companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “advertising software companies” 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 57,567 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 21, 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 software companies by location

65 lists · largest first

Every Advertising software 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 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 software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many advertising software companies are there worldwide?

RevenueBase identified 8,445 company matches for advertising software companies 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?

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

Which country has the most advertising software companies?

The United States leads with 1,710 companies, followed by India (816) and the United Kingdom (335). Every advertising software companies list by country and city is linked on this page.

Which city has the most advertising software companies?

New York leads with 278 company records, followed by London (220) and Singapore (152).

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 57,567 professional contacts with verified work emails tracked across these 8,445 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 21, 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.