What they do:
Predicting and preventing heart disease.
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 14 of 103
What they do:
Pull Requests as a Service
Quick facts:
HQ: San Francisco, CA, United States
Ditto
Hiring
What they do:
Manage the words across your team’s product from design to production.
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HQ: San Francisco, CA, United States
Brighterway
Hiring
What they do:
Streamlining the medical record review process in workers comp
Quick facts:
HQ: San Francisco, CA, United States
Calltree
Hiring
What they do:
Enterprise-grade AI support reps for call centers
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HQ: San Francisco, CA, United States
Lapel
Hiring
What they do:
Infrastructure to power every customer interaction.
Quick facts:
HQ: San Francisco, CA, United States
Semble
Hiring
What they do:
Takeoffs, design, and field work. Powered by AI.
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HQ: San Francisco, CA, United States
Ploy
Hiring
What they do:
Ploy turns your website into your company's growth engine.
Quick facts:
HQ: San Francisco, CA, United States
Parameter
Hiring
What they do:
Security builds trust. Strengthen both, all on one platform.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Medical device that provides a more effective, less invasive…
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HQ: San Francisco, CA, United States
What they do:
We make vanpool simple.
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HQ: Los Angeles, CA, United States
What they do:
Fermentation-derived natural products to solve health problems
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HQ: San Diego, CA, United States
Pure
Hiring
What they do:
Marketplace for Rare Coins & Precious Metals
Quick facts:
HQ: Los Angeles, CA, United States
Reform
Hiring
What they do:
AI Agents for high-stakes work.
Quick facts:
HQ: San Francisco, CA, United States
Leaping AI
Hiring
What they do:
AI voice and texting agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Laboratory Information Management System (LIMS) serving…
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HQ: San Francisco, CA, United States
What they do:
Your voice. Your health. We care.
Quick facts:
HQ: San Francisco, CA, United States
Sorting Robotics
Hiring
What they do:
We create automation technology for the cannabis industry.
Quick facts:
HQ: Los Angeles, CA, United States
Dover
Hiring
What they do:
Your startup's all-in-one recruiting solution
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HQ: San Francisco, CA, United States
Farcast
Hiring
What they do:
We build advanced satcom user terminals
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HQ: San Francisco, CA, United States
Svix
Hiring
What they do:
Enterprise ready webhooks service, open-source and in the cloud
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HQ: San Francisco, CA, United States
Epsilon3
Hiring
What they do:
AI-Powered ERP, MES, and Test Software for Complex Operations
Quick facts:
HQ: Los Angeles, CA, United States
Zensors
Hiring
What they do:
AI to understand and automates the physical world
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HQ: San Francisco, CA, United States
Telmai
Hiring
What they do:
Automated data observability and quality for Data Lake
Quick facts:
HQ: San Francisco, CA, United States
HOKALI
Hiring
What they do:
After School & Enrichment Activities Marketplace
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HQ: San Francisco, CA, United States
Variance
Hiring
What they do:
AI Agents for Fraud Review and Investigations
Quick facts:
HQ: San Francisco, CA, United States
AIVideo.com
Hiring
What they do:
Superhuman video production as a service
Quick facts:
HQ: San Francisco, CA, United States
Every
Hiring
What they do:
Banking + Payroll/Benefits + Bookkeeping + Tax in one place
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HQ: San Francisco, CA, United States
Andromeda Surgical
Hiring
What they do:
Autonomous surgical robots
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HQ: San Francisco, CA, United States
RetailReady
Hiring
What they do:
An AI-powered supply chain compliance engine
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HQ: San Francisco, CA, United States
Unsloth AI
Hiring
What they do:
Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.
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HQ: San Francisco, CA, United States
Intryc
Hiring
What they do:
Intryc is the unified quality assurance, governance, and training…
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HQ: San Francisco, CA, United States
Cartage
Hiring
What they do:
Autonomous freight coordination
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HQ: San Francisco, CA, United States
Assembly HOA
Hiring
What they do:
AI-native HOA Management Company
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HQ: San Francisco, CA, United States
AthenaHQ
Hiring
What they do:
Be the Answer in AI Search - AI SEO across SEO, GEO & AEO
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HQ: San Francisco, CA, United States
Fuse AI
Hiring
What they do:
Agentic Sales Platform
Quick facts:
HQ: San Francisco, CA, United States