Company lists · Data refreshed September 2026

Top 25 Marketing directories list AI platforms based in the United States

RevenueBase identified 1,549 marketing directories list AI platforms headquartered in the United States as of September 2026 and tracks 28,880 professional contacts across them, including 11,702 with verified work emails. New York is the largest hub.

This list covers marketing directories list AI platforms 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 21, 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 21, 2026 86% judged on-target in blind review
1,549Companies
28,880Contacts tracked
11,702Verified emails
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The 25 largest marketing directories list AI platforms based in the United States

Ranked by team size
Top 25 of 1,549 marketing directories list AI platforms based in the United States, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to marketing directories list AI platforms: 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
1Strong evidencePleasanton, CA, United StatesHQ checked Sep 21, 20261,001-5,0003,036 contacts →

Strong evidence

“Tekion is redefining automotive retail with an end-to-end, AI-native platform purpose-built for the industry.”

Source: RevenueBase Database · checked Sep 21, 2026
2Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261,001-5,0002,595 contacts →

Partial evidence

“At Zeta Global (NYSE: ZETA), we help enterprise brands and agencies Achieve the Impossible™ with superintelligent marketing.”

Source: RevenueBase Database · checked Sep 21, 2026
3Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 20261,001-5,0001,534 contacts →

Strong evidence

“Grow your business with digital marketing powered by AI and local expertise.”

Source: RevenueBase Database · checked Sep 21, 2026
4Strong evidencePalo Alto, CA, United StatesHQ checked Sep 21, 20261,001-5,0001,343 contacts →

Strong evidence

“Birdeye is the #1 Agentic Marketing Platform for Multi-location Brands, purpose-built for multi-location brands.”

Source: RevenueBase Database · checked Sep 21, 2026
5Strong evidenceHarrisburg, PA, United StatesHQ checked Sep 21, 2026501-1,000866 contacts →

Strong evidence

“We're here to be your digital marketing growth partner in the AI era.”

Source: RevenueBase Database · checked Sep 21, 2026
6Strong evidenceChicago, IL, United StatesHQ checked Sep 21, 20261,001-5,000863 contacts →

Strong evidence

“ActiveCampaign is the AI-first autonomous marketing platform built to transform how marketers, agencies, and entrepreneurs work.”

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 21, 2026501-1,000622 contacts →

Partial evidence

“ON24, a Cvent company, is on a mission to help businesses bring their go-to-market strategy into the AI era and drive cost-effective revenue growth.”

Source: RevenueBase Database · checked Sep 21, 2026
8Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 2026201-500590 contacts →

Strong evidence

“Wildnet Technologies - Best Digital Marketing Agency | White Label Services for Growing Agencies | Results-Driven AI SEO Services We don't just run campaigns-we build growth…”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 2026201-500589 contacts →

Partial evidence

“At Conductor, we’re on a mission to help companies realize the full potential of their AI search presence and translate their wisdom into content that helps people.”

Source: RevenueBase Database · checked Sep 21, 2026
10Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 2026501-1,000521 contacts →

Strong evidence

“Wunderkind is pioneering a new category of AI agentic marketing decisioning, where identity meets AI to drive scalable performance across channel.”

Source: RevenueBase Database · checked Sep 21, 2026
11Strong evidenceSan Jose, CA, United StatesHQ checked Sep 21, 2026201-500449 contacts →

Strong evidence

“Milestone drives online leads and customer acquisition for over companies by seamlessly integrating “Experiences” and “Discovery” into its AI-First Digital Experience Platform.”

Source: RevenueBase Database · checked Sep 21, 2026
12Strong evidenceBoston, MA, United StatesHQ checked Sep 21, 2026201-500345 contacts →

Strong evidence

“Validity created the AI platform behind the world's most successful email programs.”

Source: RevenueBase Database · checked Sep 21, 2026
13Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 21, 2026201-500320 contacts →

Partial evidence

“NextRoll is a leading marketing technology company that empowers businesses to drive sustainable growth while building trusted connections with their audiences.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceMarina Del Rey, CA, United StatesHQ checked Sep 21, 2026201-500302 contacts →

Indirect 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 21, 2026
15Strong evidenceCincinnati, OH, United StatesHQ checked Sep 21, 2026201-500299 contacts →

Strong evidence

“Claritas: Empowering Data-Driven Marketing With nearly 50 years of understanding the American consumer, Claritas offers a comprehensive marketing optimization platform.”

Source: RevenueBase Database · checked Sep 21, 2026
16Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 21, 202651-200287 contacts →

Strong evidence

“Haus is the causal marketing platform leading brands trust to optimize billions in ad spend worldwide.”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-200265 contacts →

Indirect evidence

“Our Mission: Empower marketers to combine human know-how with the power of predictive intelligence to make better decisions faster.”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 2026201-500253 contacts →

Partial evidence

“Botify’s AI search solutions give brands the power to be found everywhere, by consumers, bots, and agents alike.”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 2026201-500251 contacts →

Partial evidence

“Persado understands that the future of customer engagement hinges on better creative and fully compliant, smarter algorithms-so marketers can drive growth at the speed of AI.”

Source: RevenueBase Database · checked Sep 21, 2026
20Strong evidencePearland, TX, United StatesHQ checked Sep 21, 2026201-500234 contacts →

Strong evidence

“Coozmoo is a Houston-based, AI-powered digital marketing agency with 250+ specialists, 7 years of proven performance, and one goal: your revenue growth.$280M+ in client revenue…”

Source: RevenueBase Database · checked Sep 21, 2026
21Strong evidenceBoston, MA, United StatesHQ checked Sep 21, 2026201-500222 contacts →

Strong evidence

“Teikametrics is an AI-powered retail marketplace optimization platform that helps brands and agencies drive profitable growth across Amazon, Walmart, and TikTok Shop.”

Source: RevenueBase Database · checked Sep 21, 2026
22Strong evidencePittsburgh, PA, United StatesHQ checked Sep 21, 2026201-500212 contacts →

Strong evidence

“Level is an AI-powered digital marketing partner for brands navigating complex, high-consideration buying journeys.”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceLisle, IL, United StatesHQ checked Sep 21, 202651-200212 contacts →

Partial evidence

“Dealer eProcess (DEP) is an award-winning website & digital marketing agency helping dealerships enhance their customer experience and drive sales.”

Source: RevenueBase Database · checked Sep 21, 2026
24Strong evidencePortland, OR, United StatesHQ checked Sep 21, 2026201-500210 contacts →

Strong evidence

“Act-On Software provides the innovative marketing automation platform for marketers who think big and act boldly.”

Source: RevenueBase Database · checked Sep 21, 2026
25Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-200183 contacts →

Strong evidence

“Incorporated in 2010, AuroIN LLC is a premier digital marketing agency based in World Trade Center, New York, specializing in AI-driven SEO strategies that deliver measurable ROI.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 1,549 marketing directories list AI platforms based in the United States

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Marketing directories list AI platforms based in the United States at a glance

As of Sep 21, 2026
40.5%Verified-email coverage
18.6Average contacts per company
1-10Median size (employees)
8.8%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
979
11-50
415
51-200
111
201-500
25
501-1,000
8
1,001-5,000
7
5,001-10,000
1

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 1,549 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 marketing directories list AI platforms, 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 “marketing directories list AI platforms”. 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 marketing directories list AI platforms), 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 marketing directories list AI platforms, 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, 11,702 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 21, 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 marketing directories list AI platforms, 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 marketing directories list AI platforms are there based in the United States?

RevenueBase identified 1,549 marketing directories list AI platforms 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?

Tekion Corp, headquartered in Pleasanton, tops this list with the largest team on record.

Which city has the most marketing directories list AI platforms?

New York leads with 137 headquartered companies, followed by San Francisco (90) and Los Angeles (46).

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 11,702 verified decision-maker contacts tracked across these 1,549 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 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 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.