Company lists · Data refreshed September 2026

Top 21 Skills matching platforms based in San Francisco, United States

RevenueBase identified 71 skills matching platforms headquartered in San Francisco, United States as of September 2026 and tracks 819 professional contacts across them, including 203 with verified work emails. Across the United States, San Francisco is the largest hub for this category.

This list covers skills matching 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
71Companies
819Contacts tracked
203Verified emails
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The 21 largest skills matching platforms based in San Francisco, United States

Ranked by team size
Top 21 of 71 skills matching 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 skills matching 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
1Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-200142 contacts →

Partial evidence

“CodeSignal is how the world discovers and develops the skills that will shape the future.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 2026n/a91 contacts →

Indirect evidence

“Simplify is building the AI-enabled infrastructure to power the next generation of hiring – reimagining how people discover and secure their next career opportunity.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5072 contacts →

Indirect evidence

“Landing your dream job just got easier.”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5044 contacts →

Partial evidence

“Most workforce tools share a common problem: skills data that's derived, not demonstrated.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5037 contacts →

Indirect evidence

“You Don’t Need to be an Expert to Hire an Expert Recruiters' Future: AI-driven tech screenings, ID verification, background checks, and more-no tech team needed.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-20024 contacts →

Indirect evidence

“CardinalTalent.ai is changing everything you thought you knew about the recruiting industry.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-1021 contacts →

Indirect evidence

“Hiring?”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

“Dear Coding Human, Get more interviews, in less time.”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-5014 contacts →

Partial evidence

“Headhuntr is the only platform that delivers only qualified candidates with every search, enabling the sourcing of candidates in minutes rather than weeks.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-1013 contacts →

Partial evidence

“Jobspeaker is bridging the gap between Education and Employment for the skills based economy.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-2009 contacts →

Partial evidence

“HR Tech platform that matches software engineers from all around the world with the world's top IT companies”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-506 contacts →

Indirect evidence

“RecruitBot is an all-in-one recruiting tool for hard to fill roles.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-506 contacts →

Indirect evidence

“01Hire simplifies hiring by connecting you with top-tier, AI-vetted talent that fits your team perfectly.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-104 contacts →

Indirect evidence

“Talent Labs aims to connect businesses with exceptional candidates who will enable them to transform the world.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-104 contacts →

Indirect evidence

“The future of recruiting is people.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-504 contacts →

Indirect evidence

“Whitetruffle matches candidates with tech companies utilizing machine learning algorithms to help people find their dream job.”

Source: RevenueBase Database · checked Sep 29, 2026
17Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-104 contacts →

Strong evidence

“A career platform for IT professionals, providing opportunities to validate their skills and find the most suitable job openings, powered by AI.”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-502 contacts →

Partial evidence

“Talentello is an AI-powered, data-driven talent screening platform that addresses gaps often present in traditional job boards and ATSs.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202651-2002 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 202611-501 contacts →

Partial evidence

“Skills Management Re-imagined.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 20261-101 contacts →

Indirect evidence

“At US CareerLink, we're dedicated to unlocking exciting career opportunities for talented individuals from around the world, particularly those seeking employment in the United…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 21 of 71 skills matching platforms based in San Francisco, United States

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Skills matching platforms based in San Francisco, United States at a glance

As of Sep 29, 2026
24.8%Verified-email coverage
11.5Average contacts per company
1-10Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
39
11-50
28
51-200
4

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

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among skills matching 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 “skills matching 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 skills matching 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 skills matching 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, 203 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.

Skills matching platforms by metro in the United States

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 skills matching 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 skills matching platforms are there based in San Francisco, United States?

RevenueBase identified 71 skills matching 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?

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

Which city in the United States has the most skills matching platforms?

San Francisco leads the United States with 71 headquartered companies, followed by New York (64) and Boston (25).

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 203 verified decision-maker contacts tracked across these 71 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.