Company lists · Data refreshed September 2026

Top 25 AI email outreach platforms worldwide

RevenueBase identified 4,220 AI email outreach platforms worldwide as of September 2026 and tracks 39,214 professional contacts across them, including 10,425 with verified work emails. The United States is the largest market and London the largest hub.

This list covers AI email outreach platforms worldwide, 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. Country and city lists for AI email outreach platforms follow the table.

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
4,220Companies
39,214Contacts tracked
10,425Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest AI email outreach platforms worldwide

Ranked by team size
Top 25 of 4,220 AI email outreach platforms worldwide, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to AI email outreach 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
1Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 27, 20261,001-5,0001,483 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 27, 2026
2Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 27, 20261,001-5,0001,443 contacts →

Indirect evidence

“6sense is on a mission to revolutionize the way B2B organizations create revenue by predicting customers most likely to buy and recommending the best course of action to engage…”

Source: RevenueBase Database · checked Sep 27, 2026
3Strong 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
4Indirect evidenceNashville, TN, United StatesHQ checked Sep 27, 2026201-500820 contacts →

Indirect evidence

“Marigold is a global marketing technology company focused on delivering relationship marketing solutions for growing organizations.”

Source: RevenueBase Database · checked Sep 27, 2026
5Partial evidenceSaskatoon, SK, CanadaHQ checked Sep 27, 2026501-1,000771 contacts →

Partial evidence

“Vendasta is the leading AI software company for customer acquisition and engagement, helping businesses get more customers.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceNew York, NY, United StatesHQ checked Sep 27, 2026501-1,000588 contacts →

Indirect 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
7Partial evidenceSan Jose, CA, United StatesHQ checked Sep 27, 20261,001-5,000572 contacts →

Partial evidence

“Adobe Marketo Engage offers the leading Engagement Platform that empowers marketers to build brand value, grow revenue, and prove impact.”

Source: RevenueBase Database · checked Sep 27, 2026
8Partial evidenceLondon Bridge, United KingdomHQ checked Sep 27, 2026201-500491 contacts →

Partial evidence

“Dotdigital is a human-first marketing platform that helps you connect with your customers on the channels they know and love.”

Source: RevenueBase Database · checked Sep 27, 2026
9Partial evidenceLititz, PA, United StatesHQ checked Sep 27, 2026201-500295 contacts →

Partial evidence

“Listrak is the person-first marketing automation platform that seamlessly integrates data, identity, and cross-channel messaging to power hyper-personalized customer experiences.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceGlobal, United KingdomHQ checked Sep 27, 2026201-500275 contacts →

Indirect evidence

“Let’s be real.”

Source: RevenueBase Database · checked Sep 27, 2026
11Partial evidenceHenderson, NV, United StatesHQ checked Sep 27, 2026n/a260 contacts →

Partial evidence

“Best-in-class sales & marketing automation platform and marketplace for digital business owners and online marketers”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 27, 2026201-500232 contacts →

Indirect evidence

“Lob automates and personalizes direct mail at any scale, bringing the speed and features you expect from your digital channels to direct mail for the first time.”

Source: RevenueBase Database · checked Sep 27, 2026
13Partial evidenceSan Francisco, United StatesHQ checked Sep 27, 202651-200218 contacts →

Partial evidence

“Artisan builds AI employees.”

Source: RevenueBase Database · checked Sep 27, 2026
14Strong evidenceSheridan, WY, United StatesHQ checked Sep 27, 202651-200215 contacts →

Strong evidence

“All-in-one outreach platform for business growth.”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceNew York, NY, United StatesHQ checked Sep 27, 202651-200215 contacts →

Indirect evidence

“Outbound is broken when it’s built only on volume.”

Source: RevenueBase Database · checked Sep 27, 2026
16Partial evidencePortland, OR, United StatesHQ checked Sep 27, 2026201-500210 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 27, 2026
17Strong evidenceLviv, United StatesHQ checked Sep 27, 202651-200208 contacts →

Strong evidence

“Snov.io is a B2B lead generation and multichannel outreach automation platform designed to help sales and marketing teams improve reply rates and manage outbound campaigns more…”

Source: RevenueBase Database · checked Sep 27, 2026
18Strong evidenceNew York, United StatesHQ checked Sep 27, 202651-200180 contacts →

Strong evidence

“SendPulse is an AI-driven marketing platform that helps scaling businesses automate email and chatbot conversations.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceFlorianópolis, BrazilHQ checked Sep 27, 2026201-500180 contacts →

Indirect evidence

“Exact Sales por RD Station é a maior empresa de Sales Engagement da América Latina, com mais de usuários que confiam em seu software, o Exact Spotter.”

Source: RevenueBase Database · checked Sep 27, 2026
20Indirect evidenceAhmedabad, IndiaHQ checked Sep 27, 202651-200179 contacts →

Indirect evidence

“For over 15 years, Tatvic has been a trusted force in the marketing technology ecosystem, driving digital transformation for businesses across North America, APAC, and India.”

Source: RevenueBase Database · checked Sep 27, 2026
21Indirect evidenceMoscow, RussiaHQ checked Sep 27, 2026201-500175 contacts →

Indirect evidence

“Mindbox, облачная платформа автоматизации маркетинга.”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceRotterdam, NetherlandsHQ checked Sep 27, 2026201-500171 contacts →

Indirect evidence

“Bij JEX ontwikkelen we een salesplatform dat B2B-bedrijven helpt om structureel nieuwe klanten te realiseren.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceBengaluru, IndiaHQ checked Sep 27, 2026501-1,000154 contacts →

Indirect evidence

“Kenscio Digital Marketing Pvt.”

Source: RevenueBase Database · checked Sep 27, 2026
24Strong evidenceAhmedabad, IndiaHQ checked Sep 27, 202651-200149 contacts →

Strong evidence

“Saleshandy is a sales engagement platform that enables sales teams to scale their email outreach operations seamlessly.”

Source: RevenueBase Database · checked Sep 27, 2026
25Strong evidenceUnited StatesHQ checked Sep 27, 202651-200141 contacts →

Strong evidence

“Kit is the email marketing platform built for creators who mean business.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 4,220 AI email outreach platforms worldwide

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 10,425 reachable decision-makers.

Free signup · no credit card

View the full list →

AI email outreach platforms worldwide at a glance

As of Sep 27, 2026
26.6%Verified-email coverage
9.3Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
2,845
11-50
1,059
51-200
228
201-500
51
501-1,000
11
1,001-5,000
18
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

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 email outreach 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.
Coverage
Every country. Country and city lists for AI email outreach platforms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “AI email outreach 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 email outreach 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 email outreach platforms, and records with no verified work email.
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, 10,425 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.

AI email outreach platforms by location

19 lists · largest first

Every AI email outreach 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 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 email outreach 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 email outreach platforms are there worldwide?

RevenueBase identified 4,220 AI email outreach platforms worldwide 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?

Intuit Mailchimp, headquartered in Atlanta, tops this list with the largest team on record.

Which country has the most AI email outreach platforms?

The United States leads with 1,153 companies, followed by India (273) and the United Kingdom (247). Every AI email outreach platforms list by country and city is linked on this page.

Which city has the most AI email outreach platforms?

London leads with 123 headquartered companies, followed by New York (90) and San Francisco (85).

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 10,425 verified decision-maker contacts tracked across these 4,220 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.

Ready to reach these companies? Verified emails and direct dials for all 4,220 AI email outreach platforms worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.