Company lists · Data refreshed September 2026

Top 19 Hybrid work collaboration platforms based in San Francisco, United States

RevenueBase identified 31 hybrid work collaboration platforms headquartered in San Francisco, United States as of September 2026 and tracks 3,080 professional contacts across them, including 102 with verified work emails and 1,235 with mobile numbers. San Francisco is the largest hub.

This list covers hybrid work collaboration 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 12, 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 12, 2026 86% judged on-target in blind review
31Companies
3,080Contacts tracked
102Verified emails
1,235Mobile numbers
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The 19 largest hybrid work collaboration platforms based in San Francisco, United States

Ranked by team size
Top 19 of 31 hybrid work collaboration platforms based in San Francisco, United States, ranked by team size, largest first. Data refreshed Sep 12, 2026. RevenueBase Smart Search rates how each company's information relates to hybrid work collaboration 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 12, 20261,001-5,0002,619 contacts →

Indirect evidence

“Slack is on a mission to make people's working lives simpler, more pleasant and more productive.”

Source: RevenueBase Database · checked Sep 12, 2026
2Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202611-5096 contacts →

Indirect evidence

“Today’s workforce demands the seamless integration of digital and in-office experiences.”

Source: RevenueBase Database · checked Sep 12, 2026
3Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202651-20073 contacts →

Indirect evidence

“We make software to bring simplicity, beauty, and joy to the world.”

Source: RevenueBase Database · checked Sep 12, 2026
4Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202651-20062 contacts →

Strong evidence

“Swit is every team's work hub that consolidates collaboration essentials in one place - task, chat, goals, approvals, and integrations.”

Source: RevenueBase Database · checked Sep 12, 2026
5Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202651-20029 contacts →

Indirect evidence

“Quip, a Salesforce company, is a beautiful mobile productivity suite that enables you to collaborate on any device.”

Source: RevenueBase Database · checked Sep 12, 2026
6Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 20261-1025 contacts →

Indirect evidence

“Teamwork.”

Source: RevenueBase Database · checked Sep 12, 2026
7Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 20261-1023 contacts →

Indirect evidence

“We believe it should be easy to share the right information with the right people, both inside and outside of your team.”

Source: RevenueBase Database · checked Sep 12, 2026
8Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202611-5014 contacts →

Partial evidence

“Almanac is how the fastest remote teams work on the internet, with more structure, more transparency, and fewer meetings.”

Source: RevenueBase Database · checked Sep 12, 2026
9Partial evidenceSan Francisco, United StatesHQ checked Sep 12, 20261-1013 contacts →

Partial evidence

“Orchestra is a chat-centric workspace with built-in work tools.”

Source: RevenueBase Database · checked Sep 12, 2026
10Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202611-5013 contacts →

Partial evidence

“Transform the way you and your team works with one tool for everyone and everything you need to get work done.”

Source: RevenueBase Database · checked Sep 12, 2026
11Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202611-5010 contacts →

Indirect evidence

“We.Team makes team communication simpler, more structured and more productive.”

Source: RevenueBase Database · checked Sep 12, 2026
12Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 20261-109 contacts →

Indirect evidence

“Professional Services are in the business of people and processes.”

Source: RevenueBase Database · checked Sep 12, 2026
13Strong evidenceSan Francisco, United StatesHQ checked Sep 12, 202651-2008 contacts →

Strong evidence

“One virtual platform, endless possibilities Multiple locations and remote work can challenge maintaining office culture and training teams.”

Source: RevenueBase Database · checked Sep 12, 2026
14Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 20261-107 contacts →

Indirect evidence

“A virtual office for remote teams Re-discover the flow of working together in‑person.”

Source: RevenueBase Database · checked Sep 12, 2026
15Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202611-504 contacts →

Indirect evidence

“Biba is a business communication app that helps you collaborate in real-time with conference calling, screen sharing, video conferencing, and chat.”

Source: RevenueBase Database · checked Sep 12, 2026
16Partial evidenceSan Francisco, United StatesHQ checked Sep 12, 20261-103 contacts →

Partial evidence

“Creating the next generation of communication tools for distributed work so no-one can say "People work better at the office".”

Source: RevenueBase Database · checked Sep 12, 2026
17Indirect evidenceSan Francisco, United StatesHQ checked Sep 12, 20261-103 contacts →

Indirect evidence

“emdash is a unique approach to distributed teamwork.”

Source: RevenueBase Database · checked Sep 12, 2026
18Indirect evidenceSan Francisco, United StatesHQ checked Sep 12, 202611-502 contacts →

Indirect evidence

“Matilda's mission is to simplify technology to allow others to do more with less.”

Source: RevenueBase Database · checked Sep 12, 2026
19Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 12, 202611-502 contacts →

Strong evidence

“Werk is a collaboration tool designed for remote and hybrid teams.”

Source: RevenueBase Database · checked Sep 12, 2026

Showing 19 of 31 hybrid work collaboration platforms based in San Francisco, United States

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Hybrid work collaboration platforms based in San Francisco, United States at a glance

As of Sep 12, 2026
3.3%Verified-email coverage
40.1%Mobile-number coverage
99.4Average contacts per company
11-50Median size (employees)
106.5%Largest-city concentration · San Francisco
Sep 12, 2026Page data refreshed

Companies by employee count

1-10
10
11-50
14
51-200
6
1,001-5,000
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 14.0d

Company record updated

Median 51.0d

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 hybrid work collaboration 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 “hybrid work collaboration 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 hybrid work collaboration 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 hybrid work collaboration 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, 102 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 12, 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.

Hybrid work collaboration platforms by metro in the United States

  • Hybrid work collaboration platforms in San Francisco33

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 hybrid work collaboration 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 hybrid work collaboration platforms are there based in San Francisco, United States?

RevenueBase identified 31 hybrid work collaboration 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?

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

Which city has the most hybrid work collaboration platforms?

San Francisco leads with 33 headquartered companies, followed by New York (16) and Boston (12).

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 102 verified decision-maker contacts tracked across these 31 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 12, 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.