SigmaOS
Hiring
What they do:
The new home for your internet 🏡
Quick facts:
HQ: San Francisco, CA, United States
Top Startups in San Francisco
This list has 3,173 startups and was last updated on Oct 15, 2026. 784 of them are hiring right now. Largest teams: DoorDash, Stripe, and Airbnb. Latest round: Modal raised $750M (Oct 14, 2026).
3,173 startupsPage 21 of 89
What they do:
AI-powered Application Control
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HQ: San Francisco, CA, United States
Cozmo AI
Hiring
What they do:
End-to-end AI agents for property claims, from loss report to estimate
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HQ: San Francisco, CA, United States
What they do:
Marketing automation for the modern world
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HQ: San Francisco, CA, United States
Complete
Hiring
What they do:
The complete way to do compensation
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HQ: San Francisco, CA, United States
What they do:
Bring your photos to life with Vimmerse
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HQ: San Francisco, CA, United States
What they do:
Pediatric digital therapeutic for the +100M families in the US
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HQ: San Francisco, CA, United States
Attain
Hiring
What they do:
One-Stop Shop for Convenience Store Inventory
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HQ: San Francisco, CA, United States
PropelAuth
Hiring
What they do:
Team-based authentication for B2B SaaS
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HQ: San Francisco, CA, United States
What they do:
Self-learning care for complex illness
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HQ: San Francisco, CA, United States
Ciro
Hiring
What they do:
GTM AI that books you 5-8 meetings/week
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HQ: San Francisco, CA, United States
What they do:
Programming courses for experienced engineers
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HQ: San Francisco, CA, United States
What they do:
Open-source, AI-first and no-code business automation tool
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HQ: San Francisco, CA, United States
Finn
Hiring
What they do:
AI Wealth Manager
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HQ: San Francisco, CA, United States
Narrative
Hiring
What they do:
AI agents for end-to-end testing
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HQ: San Francisco, CA, United States
Gooseworks
Hiring
What they do:
Self-Improving Marketing Harness
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HQ: San Francisco, CA, United States
Rivet
Hiring
What they do:
Rivet Actors are the primitive for stateful workloads
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HQ: San Francisco, CA, United States
What they do:
Pierre is a new, opinionated, git platform.
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HQ: San Francisco, CA, United States
Shasta Health
Hiring
What they do:
Helping rehab practices book more patients
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HQ: San Francisco, CA, United States
What they do:
Open-source Retool for enterprise
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HQ: San Francisco, CA, United States
What they do:
AI that audits AI — catching hallucinations before you ship them.
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HQ: San Francisco, CA, United States
Proof of Human
Hiring
What they do:
continuous human verification without CAPTCHAs or user friction
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HQ: San Francisco, CA, United States
Cargo
Hiring
What they do:
Build your GTM workforce
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HQ: San Francisco, CA, United States
Poka Labs
Hiring
What they do:
Helping industrial manufacturers win deals fast, at the right price.
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HQ: San Francisco, CA, United States
What they do:
Constellations as a Service
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HQ: San Francisco, CA, United States
atopile
Hiring
What they do:
We make tools to design electronics circuit boards with code
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HQ: San Francisco, CA, United States
Meticulate
Hiring
What they do:
Making it easy for B2B sales teams to send stellar outbound
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HQ: San Francisco, CA, United States
Monumint
Hiring
What they do:
Conversational AI purpose-built for financial services
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HQ: San Francisco, CA, United States
Carma
Hiring
What they do:
The AI Operating System For Modern Fleets.
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HQ: San Francisco, CA, United States
Shiboleth
Hiring
What they do:
Shiboleth automates lending compliance for financial institutions…
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HQ: San Francisco, CA, United States
Andy AI
Hiring
What they do:
Faster clinical documentation for home health nurses
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HQ: San Francisco, CA, United States
BetterBasket
Hiring
What they do:
Smart grocery pricing with AI
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HQ: San Francisco, CA, United States
Variant
Hiring
What they do:
Creative intelligence
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HQ: San Francisco, CA, United States
Educato
Hiring
What they do:
Worldwide exam-prep platform
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HQ: San Francisco, CA, United States
Gauge
Hiring
What they do:
Gauge helps you get recommended and implemented by AI.
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HQ: San Francisco, CA, United States
CreativeMode
Hiring
What they do:
Lovable for Minecraft mods
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HQ: San Francisco, CA, United States