Company lists · Data refreshed September 2026

Top 25 AI content marketing platforms based in the United States

RevenueBase identified 1,469 AI content marketing platforms headquartered in the United States as of September 2026 and tracks 30,267 professional contacts across them, including 10,526 with verified work emails. New York is the largest hub.

This list covers AI content marketing 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 27, 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 27, 2026 86% judged on-target in blind review
1,469Companies
30,267Contacts tracked
10,526Verified emails
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The 25 largest AI content marketing platforms based in the United States

Ranked by team size
Top 25 of 1,469 AI content marketing platforms based in the United States, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to AI content marketing 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
1Partial evidenceNew York, NY, United StatesHQ checked Sep 27, 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 27, 2026
2Strong evidenceNew York, United StatesHQ checked Sep 27, 20261,001-5,0001,584 contacts →

Strong evidence

“Optimizely is the AI platform for marketing, built for the experience-makers who shape how brands show up in the world.”

Source: RevenueBase Database · checked Sep 27, 2026
3Strong evidenceNew York, NY, United StatesHQ checked Sep 27, 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 27, 2026
4Partial evidenceAtlanta, GA, United StatesHQ checked Sep 27, 20261,001-5,0001,483 contacts →

Partial evidence

“The Mailchimpossibilities are endless when you create, automate, and optimize your marketing with Mailchimp.”

Source: RevenueBase Database · checked Sep 27, 2026
5Partial evidenceWilmington, DE, United StatesHQ checked Sep 27, 2026501-1,000950 contacts →

Partial evidence

“Superside is the world's leading AI-powered creative service, trusted by 500+ top brands.”

Source: RevenueBase Database · checked Sep 27, 2026
6Partial evidenceMenlo Park, CA, United StatesHQ checked Sep 27, 2026501-1,000893 contacts →

Partial 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 27, 2026
7Strong evidenceChicago, IL, United StatesHQ checked Sep 27, 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 27, 2026
8Indirect evidenceNew York, NY, United StatesHQ checked Sep 27, 2026501-1,000691 contacts →

Indirect evidence

“Artlist is a leading creative technology company on a mission to empower creators and brands to bring their vision to life with video.”

Source: RevenueBase Database · checked Sep 27, 2026
9Partial evidenceNew York, NY, United StatesHQ checked Sep 27, 2026501-1,000588 contacts →

Partial evidence

“Optimove, the creator of Positionless Marketing, frees marketing teams from the limitations of fixed roles, giving every marketer the power to execute any marketing task instantly…”

Source: RevenueBase Database · checked Sep 27, 2026
10Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 27, 2026201-500567 contacts →

Strong evidence

“Jasper is the purpose-built generative AI platform for marketing.”

Source: RevenueBase Database · checked Sep 27, 2026
11Strong evidenceNew York, NY, United StatesHQ checked Sep 27, 2026n/a555 contacts →

Strong evidence

“Anyword is an AI, content generation platform, built for marketing and sales outcomes!”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceFoster City, CA, United StatesHQ checked Sep 27, 2026501-1,000538 contacts →

Indirect evidence

“As brands have become publishers, the digital world has become the most important distribution channel.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceBloomington, MN, United StatesHQ checked Sep 27, 2026201-500419 contacts →

Indirect evidence

“At Siteimprove, we transform access to the digital world.”

Source: RevenueBase Database · checked Sep 27, 2026
14Strong evidenceWilmington, DE, United StatesHQ checked Sep 27, 2026201-500371 contacts →

Strong evidence

“Smartcat is the essential AI platform for global enterprise content.”

Source: RevenueBase Database · checked Sep 27, 2026
15Strong evidenceBoston, MA, United StatesHQ checked Sep 27, 2026201-500345 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 27, 2026
16Strong evidenceCincinnati, OH, United StatesHQ checked Sep 27, 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 27, 2026
17Partial evidenceSan Diego, CA, United StatesHQ checked Sep 27, 2026501-1,000271 contacts →

Partial evidence

“We’re the place where e-commerce content goes to scale.”

Source: RevenueBase Database · checked Sep 27, 2026
18Partial evidenceAtlanta, GA, United StatesHQ checked Sep 27, 20261,001-5,000269 contacts →

Partial evidence

“ITG is the Halo content partner to leading businesses around the world.”

Source: RevenueBase Database · checked Sep 27, 2026
19Partial evidenceNew York, NY, United StatesHQ checked Sep 27, 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 27, 2026
20Partial evidenceSan Jose, CA, United StatesHQ checked Sep 27, 2026201-500250 contacts →

Partial evidence

“Web Spiders (WS) is an enterprise software company that develops products for marketing and HR.”

Source: RevenueBase Database · checked Sep 27, 2026
21Strong evidenceNew York, NY, United StatesHQ checked Sep 27, 2026n/a216 contacts →

Strong evidence

“We unlock your marketing team with top-notch post-production services and AI-driven creative strategy”

Source: RevenueBase Database · checked Sep 27, 2026
22Strong evidencePittsburgh, PA, United StatesHQ checked Sep 27, 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 27, 2026
23Indirect evidenceNew York, NY, United StatesHQ checked Sep 27, 2026201-500209 contacts →

Indirect evidence

“Celtra is dedicated to revolutionizing advertising via impactful creatives that establish memorable connections with audiences and drive measurable results.”

Source: RevenueBase Database · checked Sep 27, 2026
24Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 27, 2026201-500175 contacts →

Indirect evidence

“Take the spotlight and come create with BENlabs!”

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidencePalo Alto, CA, United StatesHQ checked Sep 27, 202651-200172 contacts →

Indirect evidence

“Designed for growth-focused teams, Cube helps you acquire new customers and retain loyal ones through real-time intelligent automation, competitive tracking, and expert-led…”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 1,469 AI content marketing platforms based in the United States

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AI content marketing platforms based in the United States at a glance

As of Sep 27, 2026
34.8%Verified-email coverage
20.6Average contacts per company
1-10Median size (employees)
9.9%Largest-city concentration · New York
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
927
11-50
381
51-200
106
201-500
29
501-1,000
13
1,001-5,000
9
10001+
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 1,469 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 AI content marketing 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 “AI content marketing 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 AI content marketing 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 AI content marketing 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, 10,526 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 27, 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 AI content marketing 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 AI content marketing platforms are there based in the United States?

RevenueBase identified 1,469 AI content marketing 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?

Zeta Global, headquartered in New York, tops this list with the largest team on record.

Which city has the most AI content marketing platforms?

New York leads with 145 headquartered companies, followed by San Francisco (128) and Los Angeles (77).

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 10,526 verified decision-maker contacts tracked across these 1,469 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 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 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.