Company lists · Data refreshed September 2026

Top 25 Sales sequence automation platforms based in San Francisco, United States

RevenueBase identified 93 sales sequence automation platforms headquartered in San Francisco, United States as of September 2026 and tracks 4,573 professional contacts across them, including 1,817 with verified work emails. Across the United States, San Francisco is the largest hub for this category.

This list covers sales sequence automation platforms headquartered in San Francisco, 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 29, 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 29, 2026 86% judged on-target in blind review
93Companies
4,573Contacts tracked
1,817Verified emails
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The 25 largest sales sequence automation platforms based in San Francisco, United States

Ranked by team size
Top 25 of 93 sales sequence automation platforms based in San Francisco, United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to sales sequence automation 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 evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 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 29, 2026
2Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 2026501-1,000863 contacts →

Strong evidence

“Apollo.io is the AI-powered end-to-end go-to-market platform that empowers sales, marketing, and revenue teams to find prospects, engage customers, and close deals with…”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceSan Francisco, United StatesHQ checked Sep 29, 202651-200218 contacts →

Indirect evidence

“Artisan builds AI employees.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-200114 contacts →

Indirect evidence

“Building AI for outbound sellers.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-200104 contacts →

Indirect evidence

“Build pipeline with confidence.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-20089 contacts →

Indirect evidence

“The Brain Behind Your Go-to-Market UserGems is the AI command center for GTM teams.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-20076 contacts →

Indirect evidence

“Mixmax tells sellers exactly what to do next and helps them do it, so they stay focused, fast, and in control.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceSan Francisco, United StatesHQ checked Sep 29, 202611-5063 contacts →

Indirect evidence

“Landbase is the agentic AI company that helps you find your next customer.”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5046 contacts →

Partial evidence

“AiSDR is the only AI sales agent that thinks before it sends.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5045 contacts →

Partial evidence

“Chatfuel is the #1 platform for businesses that sell and grow through social media.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5044 contacts →

Partial evidence

“Gabriel AI is an AI-powered SaaS platform helping companies connect with customers at scale through automated voice calls and voicemails.”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5043 contacts →

Partial evidence

“diio empowers consultative selling companies by revolutionizing how they manage and operate their sales teams all powered by advanced artificial intelligence.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5033 contacts →

Indirect evidence

“Ciro is the AI-powered GTM engine for revenue teams.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5031 contacts →

Indirect evidence

“In today's rush to increase outreach velocity, are your reps orchestrating authentic, impactful connections or just firing off spam-triggering emails?”

Source: RevenueBase Database · checked Sep 29, 2026
15Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-20025 contacts →

Strong evidence

“Conversion is the agentic marketing automation platform built for B2B teams that want to move faster than their stack allows.”

Source: RevenueBase Database · checked Sep 29, 2026
16Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5025 contacts →

Strong evidence

“Mailmunch is the one-stop lead generation and marketing platform that allows you to grow your business with lead capture and email automation tools to reach your audience with a…”

Source: RevenueBase Database · checked Sep 29, 2026
17Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5022 contacts →

Strong evidence

“Salesfinity is the AI sales platform that powers outbound for 300+ revenue teams.”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-1019 contacts →

Partial evidence

“MarkovML is a sales intelligence engine that accelerates every aspect of your campaign execution.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“Generate more pipeline and revenue at scale and ONLY pay for results.”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceSan Francisco, United StatesHQ checked Sep 29, 202611-5016 contacts →

Partial evidence

“Persana AI | The Agent Layer for Modern GTM Teams AI Superpowered Sales & GTM Intelligence, built on autonomous agents.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceSan Francisco, United StatesHQ checked Sep 29, 202611-5015 contacts →

Partial evidence

“Grw is the AI sales system your team runs on.”

Source: RevenueBase Database · checked Sep 29, 2026
22Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-1011 contacts →

Strong evidence

“Aomni is an AI agent platform that accelerates sales efficiency for B2B sales teams through intelligent automation.”

Source: RevenueBase Database · checked Sep 29, 2026
23Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5011 contacts →

Strong evidence

“Salestools.io helps sales teams use AI and Automation with AI Sales Agents.”

Source: RevenueBase Database · checked Sep 29, 2026
24Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-1010 contacts →

Strong evidence

“FuseAI is the sales superintelligence platform for modern revenue teams.”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-509 contacts →

Partial evidence

“Leadbeam is an AI-powered Field Sales software that helps sales teams find high-value leads, optimize daily routes, prep for meetings, and capture 6x more CRM data-all while…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 93 sales sequence automation platforms based in San Francisco, United States

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Sales sequence automation platforms based in San Francisco, United States at a glance

As of Sep 29, 2026
39.7%Verified-email coverage
49.2Average contacts per company
11-50Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
38
51-200
11
201-500
2
501-1,000
1
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for San Francisco, so it is reported there. Company counts and contact totals on this page are exact for San Francisco, over 93 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 sales sequence automation 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 San Francisco, United States whose own description of what they do matches “sales sequence automation 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 sales sequence automation 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 sales sequence automation platforms, and records with no verified work email. Companies headquartered outside San Francisco 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, 1,817 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 29, 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 sales sequence automation 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 sales sequence automation platforms are there based in San Francisco, United States?

RevenueBase identified 93 sales sequence automation platforms headquartered in San Francisco, 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?

6sense, headquartered in San Francisco, tops this list with the largest team on record.

Which city in the United States has the most sales sequence automation platforms?

San Francisco leads the United States with 93 headquartered companies, followed by New York (71) and Austin (39).

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 1,817 verified decision-maker contacts tracked across these 93 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 29, 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.