Comradery
Shut down
What they do:
White-label Bookface for companies and communities!
Quick facts:
HQ: San Francisco, CA, United States
Top Startups in California
This list has 3,698 startups and was last updated on Oct 15, 2026. 827 of them are hiring right now. Biggest hubs: San Francisco (3,173), Los Angeles (197), and San Diego (39). Largest teams: DoorDash, Stripe, and Airbnb. Latest round: Renue Life Sciences raised $250K (Oct 14, 2026).
3,698 startupsPage 102 of 103
Avalanche
Shut down
What they do:
Referral program SDK for startups
Quick facts:
HQ: San Francisco, CA, United States
Hideout
Shut down
What they do:
A portfolio of delivery-only restaurant brands
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HQ: Los Angeles, CA, United States
Glisten AI
Shut down
What they do:
Glisten AI automatically categorizes and tags e-commerce product data.
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HQ: San Francisco, CA, United States
Jamiphy
Shut down
What they do:
TikTok for Musicians
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HQ: San Francisco, CA, United States
Scout
Shut down
What they do:
Dead simple CI/CD for ML teams
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HQ: San Francisco, CA, United States
Trident Bioscience
Shut down
What they do:
Accelerating protein engineering.
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HQ: San Francisco, CA, United States
Syncro
Shut down
What they do:
Intelligence layer for internal communications and culture
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HQ: San Francisco, CA, United States
Metamanagement
Shut down
What they do:
We help SaaS companies deploy into their customer's environment.
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HQ: San Francisco, CA, United States
Dressd
Shut down
What they do:
Make infinite $$$ off of clothes in your closet without selling them
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HQ: Los Angeles, CA, United States
Alltruists
Shut down
What they do:
Kid-friendly, at-home volunteer projects in a box, delivered bimonthly
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HQ: Los Angeles, CA, United States
Kindamagical
Shut down
What they do:
Create + share amazing product GIFs in minutes ⚡️
Quick facts:
HQ: San Francisco, CA, United States
Ruta Health
Shut down
What they do:
Async personalized and actionable health education by real doctors
Quick facts:
HQ: San Francisco, CA, United States
Ruleset
Shut down
What they do:
The SaaS Decision Engine for Lenders
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HQ: San Francisco, CA, United States
SensorSurf
Shut down
What they do:
Resolve PR check failures instantly with AI
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HQ: San Francisco, CA, United States
Saatvy
Shut down
What they do:
Root cause help for chronic conditions
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HQ: San Francisco, CA, United States
Celest
Shut down
What they do:
The Vercel of Flutter
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HQ: San Francisco, CA, United States
Pixelapse
Shut down
What they do:
Github for designers. We automatically keep track of revisions of…
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HQ: San Francisco, CA, United States
YC W12Early stage
Brace
Shut down
What they do:
Backlift allows front-end only developers to build entire websites…
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HQ: San Francisco, CA, United States
YC W12Early stage
BarSense
Shut down
What they do:
Kid's first smartphone with web-based parental controls.
Quick facts:
HQ: San Francisco, CA, United States
YC W12Early stage
Documents.Me
Shut down
What they do:
Client-side encryption for your devices and the cloud.
Quick facts:
HQ: San Francisco, CA, United States
YC W12Early stage
Proxino
Shut down
What they do:
Javascript proxy.
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HQ: San Francisco, CA, United States
YC S11Early stage
Gantto
Shut down
What they do:
Better Microsoft Project.
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HQ: San Francisco, CA, United States
YC S10Early stage
Pribbit
Shut down
What they do:
Like Twitter but you post others' status.
Quick facts:
HQ: Los Angeles, CA, United States
YC S10Early stage
Recurious
Shut down
What they do:
thesixtyone is Digg for new music, a social filter for the tsunami of indie creativity hitting the web. Like Digg, the homepage is community driven. Listeners…
Quick facts:
HQ: San Francisco, CA, United States
YC W09Early stage
Nambii
Shut down
What they do:
Nambii is an online dating service with iPhone applications that allow users to send and receive flirts with people around them.
Quick facts:
HQ: San Francisco, CA, United States
YC W09Early stage
FathomDB
Shut down
What they do:
FathomDB offers databases as a service, taking care of many of the day-to-day tasks database administrators have to deal with and letting them focus on more…
Quick facts:
HQ: San Francisco, CA, United States
YC W08Early stage
Hello Chair
Shut down
What they do:
Hello, Chair Inc. was founded in 2006 by Luke Iannini, Mike Jacobs and Kevin Corcoran to explore opportunities in applied machine learning and internet…
Quick facts:
HQ: San Francisco, CA, United States
YC S07Early stage
Appcubator
Shut down
What they do:
The easiest way to prototype web applications.
Quick facts:
HQ: San Francisco, CA, United States
YC W13Early stage
RoverRide
Shut down
What they do:
A universal urban transit app. Given all transportation options…
Quick facts:
HQ: San Francisco, CA, United States
YC W13Early stage
Logiblock
Shut down
What they do:
Logiblock engineers electronics and development tools to dramatically…
Quick facts:
HQ: San Francisco, CA, United States
YC W13Early stage
WebCake
Shut down
What they do:
Marketing people modify site.
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HQ: San Francisco, CA, United States
YC S13Early stage
Yumbin
Shut down
What they do:
App replaces office vending.
Quick facts:
HQ: San Francisco, CA, United States
YC W14Early stage
CareLedger
Shut down
What they do:
CareLedger helps companies save money on healthcare expenses by…
Quick facts:
HQ: San Francisco, CA, United States
YC S15Early stage
Ohm
Shut down
What they do:
Never jump start your car again.
Quick facts:
HQ: San Francisco, CA, United States
YC S15Early stage
Silver
Shut down
What they do:
Low cost consumer device for toxin detection.
Quick facts:
HQ: San Francisco, CA, United States
YC W16Early stage