What they do:
A foundation model for engineering physics
Quick facts:
HQ: San Francisco, CA, United States
Top AI & Data Startups in California
This list has 1,550 startups and was last updated on Oct 15, 2026. 481 of them are hiring right now. Biggest hubs: San Francisco (1,471), Los Angeles (51), and San Diego (5). Largest teams: Cruise, Relativity Space, and Fivetran. Latest round: Safi Analytics raised $22.4M (Oct 14, 2026).
1,550 startupsPage 33 of 44
What they do:
Turn any website into an MCP for your agents, in minutes
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Reconero helps police officers automate their workflows with AI
Quick facts:
HQ: San Francisco, CA, United States
What they do:
voice-first hardware interface for human-agent interaction
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The AI decision engine for factories, warehouses and fleets
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Cursor for GTM
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Your health plan should get better year-round. Not just once a year.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
a phone where AI is the interface
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Training Data For Speech Models.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Lark - AI agents that automate workflows for wholesale distributors
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Cloud development environments for AI coding
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The pit crew for machines and robots.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
FollowUpThen is an email-based personal assistant that sends you…
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Multi-agent AI for physical logistics operations
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Redefining the Standard of Care for Iron Deficiency Anemia
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI Agents for Healthcare Intake
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Stealth AI Lab
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI SDR
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Faster processors for solving NP-complete problems
Quick facts:
HQ: San Diego, CA, United States
What they do:
ai
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Transform Document Workflows with AI Agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI for Human Writing
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The simplest way to extract web data at scale
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Turn product features into launch videos
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Specialized agents for real work
Quick facts:
HQ: Los Angeles, CA, United States
What they do:
Fun with AI video
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Autonomous Companies Run by AI Working While You Sleep.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Make your LLMs 3x faster.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Turning messy inboxes into ERP-Ready Data
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Verify AI-generated code before you ship it
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Empowering Physical Therapists to Go Independent
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI agents for global trade compliance
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI for the physical world
Quick facts:
HQ: Los Angeles, CA, United States
What they do:
Agentic AI Security and Governance
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Units builds full-stack AI education infrastructure.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Your new AI-powered math tutor.
Quick facts:
HQ: San Francisco, CA, United States