Company lists · Data refreshed September 2026

Top 25 B2B tech companies based in San Francisco, United States

Name: B2B tech companies based in San Francisco, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 71 companies tracked

RevenueBase identified 71 company matches for B2B tech companies associated with San Francisco, United States as of September 2026 and tracks 4,733 professional contacts across them, including 1,328 with verified work emails. Across the United States, New York is the largest hub for this category (252 companies); San Francisco has 71.

This list covers company matches for B2B tech 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 19, 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 19, 2026 How this list was built

71Companies

4,733Contacts tracked

1,328Verified emails

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The 25 largest B2B tech companies based in San Francisco, United States

Ranked by team size

Top 25 of 71 company matches for B2B tech companies based in San Francisco, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Wizeline	Exact match	San Francisco, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,598 contacts →
	Exact match “Wizeline, a global technology services provider, builds the best digital products and platforms at scale.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	Appdirect	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	501-1,000	924 contacts →
	Exact match “AppDirect is a San Francisco-based B2B subscription commerce platform company that brings together technology providers, advisors, and businesses to simplify how they buy, sell…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Salesify, INC	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	547 contacts →
	Exact match “At Salesify, we help you close deals faster.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Demandshore	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	501-1,000	478 contacts →
	Exact match “About DemandShore Since 2004, we’ve been working hard to deliver value to Sales & Marketing professionals across B2B Technology companies globally.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Kloudrac Group	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	201-500	199 contacts →
	Exact match “With globalization making rapid changes across industries and consumers becoming ever so demanding, organizations need to quickly take account of their limited resources and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Lateral Group	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	201-500	164 contacts →
	Exact match “LATERAL (Technology with Passion) adds business value through full service technology solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	MINDK	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	51-200	124 contacts →
	Exact match “MindK is a software development and IT consulting company that helps businesses build software products, automate business processes, modernize technology and infrastructure.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	ATOM	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	501-1,000	113 contacts →
	Exact match “Atom is a leading modern technology services company providing the most innovative cloud and digital transformation solutions, with carefully curated “living” services across…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Coditude	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	51-200	108 contacts →
	Exact match “Coditude stands out as a rapidly growing force in the digital realm, offering straightforward, impactful tech capabilities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Ziff Davis B2B	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	51-200	55 contacts →
	Exact match “Ziff Davis B2B is the global market leader in omni-channel B2B marketing, providing our customers with precise access to the world’s most powerful technology buyers.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Dealsignal	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	51-200	31 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 19, 2026 · View company records in RevenueBase
12	Sally AI Sales Representative	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	11-50	29 contacts →
	Exact match “Powering B2B growth with outbound systems that attract mid-size and enterprise-qualified leads.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Simpler Media Group, INC	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	51-200	27 contacts →
	Exact match “SMG is a B2B technology information, events and research services company serving 7 million+ global digital business leaders.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Langtech	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	11-50	27 contacts →
	Exact match “Business survival today is dependent upon instant delivery of targeted information to all facets of the organization.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Groupa	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	51-200	17 contacts →
	Exact match “GroupA is an Enterprise Cloud Services firm working with PE sponsors, portfolio companies, and complex enterprise environments across North America.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Ignition	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	11-50	16 contacts →
	Exact match “The Ignition team delivers the friendliest dang tech support your business has ever seen.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Leadbay YC F25	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	1-10	14 contacts →
	Exact match “Leadbay qualifies leads for agentic workflows.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Olivine Marketing	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	11-50	13 contacts →
	Exact match “Olivine Marketing is a full-service product marketing agency for B2B SaaS companies, founded in 2016.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Astellent	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	1-10	7 contacts →
	Exact match “Astellent is a consulting company that improves how software is designed, developed, and delivered to help organizations achieve more.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	Cold Email Hackers	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	1-10	4 contacts →
	Exact match “Helping B2B SaaS companies generate pipeline, course-correct their product offering, and increase valuations.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Digi2s	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	11-50	3 contacts →
	Exact match “We are a dedicated team of professionals who help businesses in all their technological needs by designing, implementing and protecting all aspects of their operations.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	D3	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	1-10	2 contacts →
	Exact match “D3 is a professional services company, providing a broad range of services in technology, strategy and consulting.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	Conexa	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	11-50	1 contacts →
	Exact match “Somos un Software Factory fundado en Octubre de 2016 que cree en brindar un servicio por encima de las expectativas.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Blue Rock Networks, LLC	Exact match	San Francisco, CA, United StatesHQ recorded Sep 19, 2026	11-50	1 contacts →
	Exact match “Blue Rock Networks is an IT services provider based in San Francisco, who specializes in supporting small and medium sized business.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	KAP Co., LLC	Exact match	San Francisco, United StatesHQ recorded Sep 19, 2026	1-10	1 contacts →
	Exact match “Kap Co, LLC is a technology consulting company located in Silicone Valley.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “B2B tech companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 71 B2B tech companies based in San Francisco, United States

See the full list, filter by size, metro and specialty, and access 1,328 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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B2B tech companies based in San Francisco, United States at a glance

As of Sep 19, 2026

28.1%Verified-email coverage

66.7Average contacts per company

11-50Median size (employees)

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 71 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 “B2B tech 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 1,328 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 19, 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.

B2B tech companies by metro in the United States

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 “B2B tech companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many B2B tech companies are there based in San Francisco, United States?

RevenueBase identified 71 company matches for B2B tech 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?

Wizeline 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 B2B tech companies?

New York leads the United States with 252 company records, followed by Houston (151) and Austin (136). San Francisco has 71.

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 1,328 professional contacts with verified work emails tracked across these 71 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 19, 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 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.