Company lists · Data refreshed September 2026

Top 25 Search monetization platform companies based in the United States

RevenueBase identified 825 search monetization platform companies headquartered in the United States as of September 2026 and tracks 29,441 professional contacts across them, including 12,368 with verified work emails. New York is the largest hub.

This list covers search monetization platform companies headquartered in the United States, 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 14, 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 14, 2026 86% judged on-target in blind review
825Companies
29,441Contacts tracked
12,368Verified emails
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The 25 largest search monetization platform companies based in the United States

Ranked by team size
Top 25 of 825 search monetization platform companies based in the United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to search monetization platform 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
1Indirect evidenceVentura, CA, United StatesHQ checked Sep 14, 20261,001-5,0004,307 contacts →

Indirect evidence

“It's more than just clicks.”

Source: RevenueBase Database · checked Sep 14, 2026
2Partial evidenceNew York, NY, United StatesHQ checked Sep 14, 20261,001-5,0001,979 contacts →

Partial evidence

“Taboola empowers businesses to grow through performance advertising technology that goes beyond search and social and delivers measurable outcomes at scale.”

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceNew York, NY, United StatesHQ checked Sep 14, 20261,001-5,0001,789 contacts →

Partial evidence

“Teads Holding Co.(“Teads”)(Nasdaq: TEAD) is a leading omnichannel advertising platform focused on driving outcomes for brand and performance advertisers across screens.”

Source: RevenueBase Database · checked Sep 14, 2026
4Indirect evidenceSanta Barbara, CA, United StatesHQ checked Sep 14, 2026501-1,0001,215 contacts →

Indirect evidence

“From pioneering affiliate marketing to powering the future of connected commerce, CJ has been the trusted leader in partnership-based growth since 1998.”

Source: RevenueBase Database · checked Sep 14, 2026
5Partial evidenceFoster City, CA, United StatesHQ checked Sep 14, 2026501-1,0001,035 contacts →

Partial evidence

“Powering Performance Marketplaces In Digital Media QuinStreet is a pioneer in powering decentralized online marketplaces that match searchers and “research and compare” consumers…”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceMenlo Park, CA, United StatesHQ checked Sep 14, 2026501-1,000893 contacts →

Indirect evidence

“Moloco’s mission is to be the scaling engine for the internet economy, applying AI to help businesses of all sizes grow.”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceAustin, TX, United StatesHQ checked Sep 14, 2026501-1,000756 contacts →

Indirect evidence

“DT (NASDAQ: APPS) is unifying the mobile experience by connecting advertisers, app owners, and device partners through on-device integrations, direct app partnerships, and…”

Source: RevenueBase Database · checked Sep 14, 2026
8Partial evidenceCity Of Industry, CA, United StatesHQ checked Sep 14, 2026501-1,000702 contacts →

Partial evidence

“Channel Factory is a global technology and data platform that maximizes both performance efficiency and contextual suitability, delivering contextual performance for advertisers…”

Source: RevenueBase Database · checked Sep 14, 2026
9Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026201-500671 contacts →

Strong evidence

“Constructor is the only search and discovery platform designed exclusively for commerce where conversions matter.”

Source: RevenueBase Database · checked Sep 14, 2026
10Indirect evidenceRedwood City, CA, United StatesHQ checked Sep 14, 2026501-1,000612 contacts →

Indirect evidence

“Liftoff helps mobile businesses maximize their revenue.”

Source: RevenueBase Database · checked Sep 14, 2026
11Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 2026201-500575 contacts →

Indirect evidence

“VideoAmp is a software and data company creating a more sophisticated data-driven advertising ecosystem that redefines how media is valued, bought and sold.”

Source: RevenueBase Database · checked Sep 14, 2026
12Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 2026501-1,000568 contacts →

Partial evidence

“MGID is a global advertising platform helping brands and publishers succeed on the open web with performance-driven, AI-powered native solutions.”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 2026201-500525 contacts →

Indirect evidence

“Raptive provides higher revenue through superior ad tech, expert strategy, and best-in-class support.”

Source: RevenueBase Database · checked Sep 14, 2026
14Indirect evidenceChicago, IL, United StatesHQ checked Sep 14, 2026201-500446 contacts →

Indirect evidence

“Affinity is a leading global AdTech company, empowering publishers to maximize revenue and enabling advertisers to reach their ideal audiences.”

Source: RevenueBase Database · checked Sep 14, 2026
15Indirect evidenceBuffalo, NY, United StatesHQ checked Sep 14, 2026501-1,000383 contacts →

Indirect evidence

“LocalEdge, a Hearst Media Services Company, offers a full suite of online advertising products and services for any size business and budget across the country.”

Source: RevenueBase Database · checked Sep 14, 2026
16Partial evidenceMarina Del Rey, CA, United StatesHQ checked Sep 14, 2026201-500302 contacts →

Partial evidence

“System1 (NYSE: SST) operates several flagship brands across multiple consumer verticals, including shopping, travel and search, and a best-in-class customer acquisition and…”

Source: RevenueBase Database · checked Sep 14, 2026
17Indirect evidenceFort Worth, TX, United StatesHQ checked Sep 14, 2026201-500294 contacts →

Indirect evidence

“Koddi is the leading commerce media technology for enterprises.”

Source: RevenueBase Database · checked Sep 14, 2026
18Indirect evidenceSt Louis, MO, United StatesHQ checked Sep 14, 2026201-500284 contacts →

Indirect evidence

“Marin was acquired by Trilogy / ESW Capital in 2025.”

Source: RevenueBase Database · checked Sep 14, 2026
19Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 2026201-500242 contacts →

Indirect evidence

“AdMedia helps Agencies and Brands meet their KPIs and hit their ROI objectives.”

Source: RevenueBase Database · checked Sep 14, 2026
20Partial evidenceNew York, NY, United StatesHQ checked Sep 14, 2026201-500232 contacts →

Partial evidence

“adMarketplace is the largest global marketplace for Native Search advertising.”

Source: RevenueBase Database · checked Sep 14, 2026
21Indirect evidenceRedwood City, CA, United StatesHQ checked Sep 14, 2026501-1,000223 contacts →

Indirect evidence

“Nexxen empowers advertisers, agencies, publishers and broadcasters around the world to utilize data and advanced TV in the ways that are most meaningful to them.”

Source: RevenueBase Database · checked Sep 14, 2026
22Partial evidenceCarlsbad, CA, United StatesHQ checked Sep 14, 2026201-500207 contacts →

Partial evidence

“Ezoic is an award-winning technology platform that helps digital publishers maximize ad revenue and grow their audiences through advanced, easy-to-use solutions.”

Source: RevenueBase Database · checked Sep 14, 2026
23Indirect evidenceNew York, United StatesHQ checked Sep 14, 20261,001-5,000203 contacts →

Indirect evidence

“Xandr, a part of Microsoft Advertising, powers a global marketplace for premium advertising.”

Source: RevenueBase Database · checked Sep 14, 2026
24Indirect evidenceMclean, VA, United StatesHQ checked Sep 14, 2026201-500201 contacts →

Indirect evidence

“Appodeal is a global player in ad tech and mobile publishing.”

Source: RevenueBase Database · checked Sep 14, 2026
25Strong evidenceNew York, NY, United StatesHQ checked Sep 14, 2026201-500199 contacts →

Strong evidence

“Townsquare Ignite is a customer-centric, data-driven technology provider of cross-platform advertising solutions including programmatic, search, marketing and client services.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 825 search monetization platform companies based in the United States

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Search monetization platform companies based in the United States at a glance

As of Sep 14, 2026
42.0%Verified-email coverage
35.7Average contacts per company
11-50Median size (employees)
16.4%Largest-city concentration · New York
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
282
11-50
365
51-200
114
201-500
40
501-1,000
15
1,001-5,000
6
10001+
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 825 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 search monetization platform 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 States whose own description of what they do matches “search monetization platform 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 search monetization platform 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 search monetization platform companies, and records with no verified work email. Companies headquartered outside United States 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, 12,368 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 14, 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.

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 search monetization platform 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 search monetization platform companies are there based in the United States?

RevenueBase identified 825 search monetization platform companies headquartered in the United States 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?

The Trade Desk, headquartered in Ventura, tops this list with the largest team on record.

Which city has the most search monetization platform companies?

New York leads with 135 headquartered companies, followed by San Francisco (51) and Los Angeles (44).

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 12,368 verified decision-maker contacts tracked across these 825 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 14, 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.