What they do:
Lakehouse-as-a-Service (LaaS)
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HQ: San Francisco, CA, United States
Top AI Startups in California
This list has 1,429 startups and was last updated on Oct 15, 2026. 461 of them are hiring right now. Biggest hubs: San Francisco (1,355), Los Angeles (47), and San Diego (4). Largest teams: Cruise, Relativity Space, and Athelas. Latest round: Agriculture Scout AI raised $425K (Oct 13, 2026).
1,429 startupsPage 31 of 40
What they do:
Agents running industrial enterprises from back office to shop floor
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HQ: San Francisco, CA, United States
What they do:
AI for the industries that power America.
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HQ: San Francisco, CA, United States
What they do:
Intelligent Cloud for AI workloads
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HQ: San Francisco, CA, United States
What they do:
Give AI agents the right context at the right moment
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HQ: San Francisco, CA, United States
What they do:
Automate on-call at agent-scale.
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HQ: San Francisco, CA, United States
What they do:
Building in-house, frontier AI labs for companies
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HQ: San Francisco, CA, United States
What they do:
The AI desktop.
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HQ: San Francisco, CA, United States
What they do:
Fast inference for voice
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HQ: San Francisco, CA, United States
What they do:
The AI coding agent for C and C++
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HQ: San Francisco, CA, United States
What they do:
The infrastructure to run coding agents for your team
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HQ: San Francisco, CA, United States
What they do:
A consumer brain-computer interface you can map to anything.
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HQ: San Francisco, CA, United States
What they do:
AI agents that run law firm operations.
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HQ: San Francisco, CA, United States
What they do:
The people data company for the agent era
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HQ: San Francisco, CA, United States
What they do:
API simulators for testing and training agents locally
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HQ: San Francisco, CA, United States
What they do:
A foundation model for engineering physics
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HQ: San Francisco, CA, United States
What they do:
Turn any website into an MCP for your agents, in minutes
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HQ: San Francisco, CA, United States
What they do:
Reconero helps police officers automate their workflows with AI
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HQ: San Francisco, CA, United States
What they do:
voice-first hardware interface for human-agent interaction
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HQ: San Francisco, CA, United States
What they do:
The AI decision engine for factories, warehouses and fleets
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HQ: San Francisco, CA, United States
What they do:
Cursor for GTM
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HQ: San Francisco, CA, United States
What they do:
Your health plan should get better year-round. Not just once a year.
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HQ: San Francisco, CA, United States
What they do:
a phone where AI is the interface
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HQ: San Francisco, CA, United States
What they do:
Training Data For Speech Models.
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HQ: San Francisco, CA, United States
What they do:
Lark - AI agents that automate workflows for wholesale distributors
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HQ: San Francisco, CA, United States
What they do:
Cloud development environments for AI coding
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HQ: San Francisco, CA, United States
What they do:
The pit crew for machines and robots.
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HQ: San Francisco, CA, United States
What they do:
FollowUpThen is an email-based personal assistant that sends you…
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HQ: San Francisco, CA, United States
What they do:
Multi-agent AI for physical logistics operations
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HQ: San Francisco, CA, United States
What they do:
Redefining the Standard of Care for Iron Deficiency Anemia
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HQ: San Francisco, CA, United States
What they do:
AI Agents for Healthcare Intake
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HQ: San Francisco, CA, United States
What they do:
Stealth AI Lab
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HQ: San Francisco, CA, United States
What they do:
AI SDR
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HQ: San Francisco, CA, United States
What they do:
Faster processors for solving NP-complete problems
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HQ: San Diego, CA, United States
What they do:
ai
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HQ: San Francisco, CA, United States
What they do:
Transform Document Workflows with AI Agents
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HQ: San Francisco, CA, United States