Ello
Hiring
What they do:
Building the world's first 1:1 AI teacher.
Quick facts:
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 3 of 40
What they do:
Building robotic mushroom farms
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HQ: San Francisco, CA, United States
TaxGPT
Hiring
What they do:
AI tax assistant for professionals and businesses
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HQ: San Francisco, CA, United States
Sully
Hiring
What they do:
Autonomous team of AI agents that runs the entire hospital operations
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HQ: San Francisco, CA, United States
Pirros
Hiring
What they do:
AI Platform for Architects and Engineers
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HQ: Los Angeles, CA, United States
What they do:
Glide turns spreadsheets into beautiful, intelligent apps.
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HQ: San Francisco, CA, United States
Speak
Hiring
What they do:
A superhuman, AI-powered language tutor in your pocket
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HQ: San Francisco, CA, United States
Proven Group
Hiring
What they do:
PROVEN is using AI, data and personalization to disrupt CPG
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HQ: San Francisco, CA, United States
Overview
Hiring
What they do:
Reshaping industrial quality with AI, hardware, and software
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HQ: San Francisco, CA, United States
Tint
Hiring
What they do:
Makes it easy for tech platforms to embed insurance into products
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HQ: San Francisco, CA, United States
Dynamo AI
Hiring
What they do:
Compliant-Ready AI for the Enterprise
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HQ: San Francisco, CA, United States
Middleware
Hiring
What they do:
AI-based full stack observability platform
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HQ: San Francisco, CA, United States
Salient
Hiring
What they do:
AI Servicing for Auto Lenders
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HQ: San Francisco, CA, United States
Casca
Hiring
What they do:
Make Banking Magical
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HQ: San Francisco, CA, United States
Hub
Hiring
What they do:
Real-world training data for frontier AI labs and robotics.
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HQ: San Francisco, CA, United States
What they do:
The multiplayer AI agent builder. Let anyone build, IT controls access
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HQ: San Francisco, CA, United States
What they do:
B2B debt collection powered by AI agents
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HQ: San Francisco, CA, United States
What they do:
Connect, Unify, Respond to any data, anywhere with human-level…
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HQ: San Francisco, CA, United States
Inscribe
Hiring
What they do:
AI Document Fraud Detection for Banks, Credit Unions & Lenders
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HQ: San Francisco, CA, United States
Sieve
Hiring
What they do:
The multimodal data lab
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HQ: San Francisco, CA, United States
Bretton AI
Hiring
What they do:
AI-native operations for the banks
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HQ: San Francisco, CA, United States
Trellis AI
Hiring
What they do:
Accelerate Medication Access with AI
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HQ: San Francisco, CA, United States
What they do:
Sourceress is an AI recruiter that is reinventing how people find jobs. With tailor-made machine learning models, we rigorously define what a company is…
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HQ: San Francisco, CA, United States
Spellbrush
Hiring
What they do:
Making Anime Real
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HQ: San Francisco, CA, United States
Bunkerhill Health
Hiring
What they do:
Bunkerhill is a long-horizon agent for health systems
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HQ: San Francisco, CA, United States
Recall.ai
Hiring
What they do:
The API to get recordings, transcripts, and metadata from meetings
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HQ: San Francisco, CA, United States
What they do:
AI-powered content creation infrastructure for apps
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HQ: San Francisco, CA, United States
What they do:
Open-source, serverless vectordb for production-scale generative AI
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HQ: San Francisco, CA, United States
Truewind
Hiring
What they do:
AI-Powered Accounting
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HQ: San Francisco, CA, United States
Hyperbound
Hiring
What they do:
Revenue Activation Platform
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HQ: San Francisco, CA, United States
Outset
Hiring
What they do:
AI-powered user interviews
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HQ: San Francisco, CA, United States
Giga
Hiring
What they do:
AI Support Agent for Enterprises.
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HQ: San Francisco, CA, United States
What they do:
AI code review agent with complete context of your codebase
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HQ: San Francisco, CA, United States
Reducto
Hiring
What they do:
The complete agentic document platform
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HQ: San Francisco, CA, United States
Alex
Hiring
What they do:
Alex is the AI recruiter for hiring great people.
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HQ: San Francisco, CA, United States
AfterQuery
Hiring
What they do:
Applied research lab curating data solutions for foundation model…
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HQ: San Francisco, CA, United States