Ardent
Hiring
What they do:
Database sandboxes for Agents
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 30 of 103
AquaShield
Hiring
What they do:
AI water leak detection for buildings
Quick facts:
HQ: San Francisco, CA, United States
Amboras
Hiring
What they do:
AI Native Shopify
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HQ: San Francisco, CA, United States
What they do:
Agent native workspace for heavy parallel workflows on the web
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HQ: San Francisco, CA, United States
Asendia AI
Hiring
What they do:
AI recruiters for staffing agencies
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HQ: San Francisco, CA, United States
Neuromorphic
Hiring
What they do:
Building robots to automate wetlabs
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Autonomous construction on Earth and beyond
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HQ: San Francisco, CA, United States
83 Sciences
Hiring
What they do:
AI-native materials discovery powered by unpublished experimental data
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HQ: San Francisco, CA, United States
What they do:
AI engineer that debugs and fixes production incidents in realtime
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HQ: San Francisco, CA, United States
Locke
Hiring
What they do:
The AI-native firm for public influence.
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HQ: San Francisco, CA, United States
Vernius Systems, Inc.
Hiring
What they do:
Mass-deployable radars for air defense
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HQ: San Francisco, CA, United States
Allia Health
Hiring
What they do:
AI-Native Medical Group for Mental Health
Quick facts:
HQ: San Francisco, CA, United States
The Subvocal Company
Hiring
What they do:
Talk to your computer without talking
Quick facts:
HQ: San Francisco, CA, United States
What they do:
We give Black software engineers support they need to advance in tech.
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HQ: San Francisco, CA, United States
What they do:
Book guaranteed connecting rooms and suites at hotels
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HQ: San Francisco, CA, United States
What they do:
Flexible printed OLED displays.
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HQ: San Francisco, CA, United States
What they do:
App that turns selfie photos into thousand emoji that look like you…
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HQ: San Francisco, CA, United States
SafeButler
Hiring
What they do:
Your chief servant for shopping insurance
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HQ: San Francisco, CA, United States
What they do:
Lucy’s mission is to reduce tobacco-related harm to zero. We provide…
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HQ: Los Angeles, CA, United States
What they do:
AI to curate your baby photos
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HQ: San Francisco, CA, United States
What they do:
Group-Therapy Platform for Providers and Health Systems
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HQ: San Francisco, CA, United States
Sapling.ai
Hiring
What they do:
Language models for enterprise applications.
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HQ: Los Angeles, CA, United States
What they do:
Dex is a personal CRM that reminds you to keep in touch with the…
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HQ: San Francisco, CA, United States
What they do:
Building the NASDAQ for Real Estate.
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HQ: Los Angeles, CA, United States
What they do:
No-code data syncing between your systems
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HQ: San Francisco, CA, United States
What they do:
Optimize your equity and taxes in real-time.
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HQ: San Francisco, CA, United States
What they do:
AWS for precision manufacturing
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HQ: San Francisco, CA, United States
What they do:
Your AI co-worker
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HQ: San Francisco, CA, United States
What they do:
Empowering anyone to build cellular network
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HQ: San Francisco, CA, United States
Hellometer
Hiring
What they do:
Making fast food faster
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HQ: Los Angeles, CA, United States
Rulebricks
Hiring
What they do:
Add powerful decision-making capabilities to any automated workflow.
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HQ: San Francisco, CA, United States
What they do:
Programmable biology company for psychoactive effect design
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HQ: San Francisco, CA, United States
What they do:
AI for product formulation
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HQ: San Francisco, CA, United States
What they do:
Using protein coupling to build new therapies
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HQ: San Francisco, CA, United States
What they do:
A marketplace of luxury services for the ultra-wealthy
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HQ: Los Angeles, CA, United States
What they do:
Restaurant Loyalty Using Quiz
Quick facts:
HQ: San Francisco, CA, United States