Company lists · Data refreshed October 2026

Top 25 AI reasoning model software companies based in San Francisco, United States

RevenueBase identified 130 company matches for AI reasoning model software companies associated with San Francisco, United States as of October 2026 and tracks 5,677 professional contacts across them, including 1,409 with verified work emails. Across the United States, New York is the largest hub for this category (155 companies); San Francisco follows with 131.

This list covers company matches for AI reasoning model 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 October 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 Oct 19, 2026 How this list was built
130Companies
5,677Contacts tracked
1,409Verified emails
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The 25 largest AI reasoning model software companies based in San Francisco, United States

Ranked by team size
Top 25 of 130 company matches for AI reasoning model software companies based in San Francisco, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 2026n/a1,573 contacts →

Exact match

“WRITER is where the world’s leading enterprises orchestrate AI-powered work.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261,001-5,000658 contacts →

Exact match

“We are AI/R.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 2026201-500446 contacts →

Exact match

“Provectus is an AI professional services vendor built to be the most outcomes-centric partner for your AI transformation.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 2026201-500297 contacts →

Exact match

“GoodData.AI is the AI-native, full-stack decision intelligence platform that helps businesses turn data into actionable, enterprise-grade insights.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-200171 contacts →

Exact match

“SculptSoft is an AI-Software Development Company that transforms bold ideas into intelligent, scalable, and future-ready digital solutions.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-50148 contacts →

Exact match

“Asap Developers is a leading provider of cutting-edge AI and Data Engineering solutions, dedicated to helping businesses unlock their full potential.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-200141 contacts →

Exact match

“StartupSoft is an AI-focused software engineering company.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-200120 contacts →

Exact match

“Primer exists to make the world a safer place.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-200112 contacts →

Exact match

“Every day, talented people walk into work and feel like they're living in Office Space.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-20056 contacts →

Exact match

“Fligoo is a data and AI expert company that builds high-quality products and delivers intelligent solutions at speed.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-20055 contacts →

Exact match

“FurtherAI is a domain-specific AI for the insurance industry.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, United StatesHQ recorded Oct 19, 202651-20051 contacts →

Exact match

“Bridgetown Research designed Teamroom - an AI workbench that helps consultants, investors, and corporates strategy teams amplify their impact.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-20046 contacts →

Exact match

“At Adept, we are building a future where AI helps every employee focus on meaningful work.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5035 contacts →

Exact match

“At It-Jim, we turn visual, audio, and text data into actionable insights.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-20035 contacts →

Exact match

“ExperienceFlow is the first agentic AI enterprise solution that optimizes KPI-based business outcomes across the organization.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5026 contacts →

Exact match

“Kiso deploys the world's best team of applied technical talent to solve complex problems across decision science and applied AI.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202651-20026 contacts →

Exact match

“FifthRow transforms how enterprises deliver and buy knowledge work.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5026 contacts →

Exact match

“Most financial decisions are made without expertise, analysis, or data.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5024 contacts →

Exact match

“Creating software products is an art.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5024 contacts →

Exact match

“TAZI.AI is an AI-led Business Intelligence Platform, revolutionizing the AI industry with a focus on delivering rapid and measurable ROI.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5021 contacts →

Exact match

“IKASI helps enterprises make smarter decisions with causal AI by understanding not just what people do, but why.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-1019 contacts →

Exact match

“Traversaal builds advanced AI agents designed to enhance enterprise productivity.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5017 contacts →

Exact match

“At Rapid Labs, we’re dedicated to developing innovative AI-driven solutions across industries like Retail, Healthcare, Legal, Finance and more.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 20261-1013 contacts →

Exact match

“Founded in March 2018.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Oct 19, 202611-5013 contacts →

Exact match

“Enterprise finance runs on data nobody fully trusts.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 130 AI reasoning model software companies based in San Francisco, United States

See the full list, filter by size, metro and specialty, and access 1,409 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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AI reasoning model software companies based in San Francisco, United States at a glance

As of Oct 19, 2026
24.8%Verified-email coverage
43.7Average contacts per company
11-50Median size (employees)
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
58
11-50
45
51-200
21
201-500
4
1,001-5,000
1
5,001-10,000
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 130 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 “AI reasoning model 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 1,409 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 October 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.

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 “AI reasoning model software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many AI reasoning model software companies are there based in San Francisco, United States?

RevenueBase identified 130 company matches for AI reasoning model software companies associated with San Francisco, United States as of October 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?

Writer 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 AI reasoning model software companies?

New York leads the United States with 155 company records, followed by San Francisco (131) and Austin (74).

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 1,409 professional contacts with verified work emails tracked across these 130 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 October 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.