What they do:
The AI growth marketer that turns SaaS signups into revenue
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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 42 of 103
What they do:
Float is the full-stack platform for Specialty Pharma
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HQ: Carlsbad, CA, United States
What they do:
A search technology that actually finds what you’re looking for.
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HQ: San Francisco, CA, United States
What they do:
Deploy serverless without rewriting code
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HQ: San Francisco, CA, United States
What they do:
AI-first user research platform
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HQ: San Francisco, CA, United States
What they do:
Realtime Access to Verified Tax Records
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HQ: San Francisco, CA, United States
What they do:
Platform to automate manual back-office work
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HQ: San Francisco, CA, United States
What they do:
Detect every data leak into third-party GenAI tools
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HQ: San Francisco, CA, United States
What they do:
Find the best leads with custom intent signals
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HQ: San Francisco, CA, United States
What they do:
Your AI Partner for SAP Development
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HQ: San Francisco, CA, United States
What they do:
The world's simplest Bitcoin self-custody solution
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HQ: San Francisco, CA, United States
What they do:
The AI Platform for Medical Education
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HQ: San Francisco, CA, United States
What they do:
The AI platform for CRE investment teams
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HQ: San Francisco, CA, United States
What they do:
The Data Platform for Mission‑Critical Systems
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HQ: San Francisco, CA, United States
What they do:
The API for LLM tool use
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HQ: San Francisco, CA, United States
What they do:
AI chips for ultra-fast training and inference
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HQ: San Francisco, CA, United States
What they do:
All-in-one platform to create AI agents with your private knowledge
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HQ: San Francisco, CA, United States
What they do:
Build games at the speed of thought
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HQ: San Francisco, CA, United States
What they do:
Infrastructure for managing GPU clusters for training/serving.
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HQ: San Francisco, CA, United States
What they do:
RankAI grows your website on autopilot
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HQ: San Francisco, CA, United States
What they do:
Infuse knowledge into language models with just 10 samples
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HQ: San Francisco, CA, United States
What they do:
Budgeting app with built-in banking
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HQ: San Francisco, CA, United States
What they do:
AI back office for food product quality teams
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HQ: Los Angeles, CA, United States
What they do:
AI Fitness Coach
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HQ: San Francisco, CA, United States
What they do:
People search powered by AI
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HQ: San Francisco, CA, United States
What they do:
AI Website platform that grows revenue automatically
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HQ: San Francisco, CA, United States
What they do:
Foundation Model for Chemical Manufacturing
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HQ: San Francisco, CA, United States
What they do:
Attunement turns fragmented behavioral health records into structured…
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HQ: San Francisco, CA, United States
What they do:
AI-Powered Engineering Productivity
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HQ: San Francisco, CA, United States
What they do:
Risotto auto-solves IT support requests using AI
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HQ: San Francisco, CA, United States
What they do:
Unlimited inference at $5 per stream
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HQ: San Francisco, CA, United States
What they do:
Batteries and solar for $0 upfront to help businesses save money
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HQ: San Francisco, CA, United States
What they do:
Deliver complete data analysis from a single question
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HQ: San Francisco, CA, United States
What they do:
Config Management for Robotics
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HQ: San Francisco, CA, United States
What they do:
ComfyUI for everyone on your team
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HQ: San Francisco, CA, United States
What they do:
Automating home care agency operations with AI
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HQ: San Francisco, CA, United States