Siasto
Shut down
What they do:
Siasto is a collaboration tool designed for SMBs who use Google Apps,…
Quick facts:
HQ: San Francisco, CA, United States
Top Collaboration Startups
This list has 44 startups and was last updated on Oct 15, 2026. 9 of them are hiring right now. Biggest hubs: San Francisco (26), New York (4), and Toronto (2). Largest teams: BioRender, CoLab, and Mattermost.
44 startupsPage 2 of 2
Jamglue
Shut down
What they do:
Jamglue is an online community allowing users to listen or mix music from a library of user-contributed music.
Quick facts:
HQ: Seattle, WA, United States
Floobits
Shut down
What they do:
Real-time collaborative editing in the browser with support for…
Quick facts:
HQ: San Francisco, CA, United States
Sorted
Shut down
What they do:
Instant SaaS management
Quick facts:
HQ: Copenhagen, Denmark
Patchwork
Shut down
What they do:
Your team’s AI powered communication tool
Quick facts:
HQ: San Francisco, CA, United States
Draft
Shut down
What they do:
Making Draft. Super simple version control and collaboration for…
Quick facts:
HQ: Chicago, IL, United States
Pixelapse
Shut down
What they do:
Github for designers. We automatically keep track of revisions of…
Quick facts:
HQ: San Francisco, CA, United States
YC W12Early stage
BlitzIQ
Shut down
What they do:
Note taking workspace for B2B sales teams
Quick facts:
HQ: San Francisco, CA, United States
YC W19Early stage