Company lists · Data refreshed September 2026

Top 25 Lead qualification software companies based in San Francisco, United States

RevenueBase identified 98 company matches for lead qualification software companies associated with San Francisco, United States as of September 2026 and tracks 4,156 professional contacts across them, including 1,529 with verified work emails. Across the United States, New York is the largest hub for this category (101 companies); San Francisco follows with 98.

This list covers company matches for lead qualification software companies associated with San Francisco, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
98Companies
4,156Contacts tracked
1,529Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest lead qualification software companies based in San Francisco, United States

Ranked by team size
Top 25 of 98 company matches for lead qualification software companies based in San Francisco, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261,001-5,0001,443 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 2026501-1,000863 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchSan Francisco, United StatesHQ recorded Sep 28, 202651-200218 contacts →

Exact match

“Artisan builds AI employees.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 2026201-500114 contacts →

Exact match

“DataBees empowers sales and marketing teams all around the world by providing high quality, verified lead data.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202651-200104 contacts →

Exact match

“Build pipeline with confidence.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202651-200100 contacts →

Exact match

“Green Leads provides Pipeline Generation services to the Tech & SaaS industry, globally.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, United StatesHQ recorded Sep 28, 202611-5063 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5044 contacts →

Exact match

“Dataro sits on top of your CRM and tells you exactly who to contact next and what to ask for, so instead of guessing your way through your list, you spend your time on the donors…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5043 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202651-20038 contacts →

Exact match

“Convex is on a mission to serve as the most important partner to commercial services businesses.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261,001-5,00036 contacts →

Exact match

“Eloqua, a wholly-owned subsidiary of Oracle, is the leading provider of modern marketing automation and revenue performance management software that helps ensure every component…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202651-20031 contacts →

Exact match

“DealSignal provides fresh, accurate, verified B2B data that helps sales & marketing teams maximize their efficiency, performance and results.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5029 contacts →

Exact match

“Powering B2B growth with outbound systems that attract mid-size and enterprise-qualified leads.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5022 contacts →

Exact match

“Grow your business & land your perfect customers by prompting in Origami.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5017 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, United StatesHQ recorded Sep 28, 202611-5015 contacts →

Exact match

“Most GTM teams are feeding their AI and sales reps the same broken signals, pricing page views, form fills, and identity data that's less than 20% accurate.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1014 contacts →

Exact match

“Leadbay qualifies leads for agentic workflows.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5011 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1010 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“Surface Labs is an applied AI lab building the first Lead Operations Center.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-509 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-109 contacts →

Exact match

“Most B2B sales teams waste 10+ hours/week on demo requests that go nowhere.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-109 contacts →

Exact match

“Accountstory builds AI powered sales software to help you grow your business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, United StatesHQ recorded Sep 28, 202611-507 contacts →

Exact match

“Nexuscale is a sales intelligence software”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Sales reps still spend over 50% of their time researching instead of selling.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 98 lead qualification software companies based in San Francisco, United States

See the full list, filter by size, metro and specialty, and access 1,529 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Lead qualification software companies based in San Francisco, United States at a glance

As of Sep 28, 2026
36.8%Verified-email coverage
42.4Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
49
11-50
32
51-200
11
201-500
2
501-1,000
1
1,001-5,000
3

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 98 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with San Francisco, United States whose business descriptions match “lead qualification software companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 1,529 professional contacts with verified work emails across the full matched dataset. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “lead qualification software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many lead qualification software companies are there based in San Francisco, United States?

RevenueBase identified 98 company matches for lead qualification software companies associated with San Francisco, United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

6sense tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most lead qualification software companies?

New York leads the United States with 101 company records, followed by San Francisco (98) and Austin (51).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,529 professional contacts with verified work emails tracked across these 98 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 98 lead qualification software companies based in San Francisco, United States. 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 SmartSearch, 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.