Relativity Space
Hiring
What they do:
Building humanity’s multiplanetary future.
Quick facts:
HQ: Los Angeles, 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 2 of 103
Athelas
Hiring
What they do:
Extensible, Integrated Technology that Simplifies Health Systems
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Rebuilding healthcare with AI at the core
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HQ: Los Angeles, CA, United States
Apollo.io
Hiring
What they do:
Apollo is the foundation of your entire go-to-market strategy.
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HQ: San Francisco, CA, United States
Human Interest
Hiring
What they do:
The 401(k) for small and medium-sized businesses.
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HQ: San Francisco, CA, United States
Ironclad
Hiring
What they do:
AI-powered contract management
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HQ: San Francisco, CA, United States
Vanta
Hiring
What they do:
Vanta—the proven leader in automated compliance helping startups…
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HQ: San Francisco, CA, United States
Lattice
Hiring
What they do:
Modern people management platform.
Quick facts:
HQ: San Francisco, CA, United States
Instawork
Hiring
What they do:
A flexible work app that connects businesses with hourly workers.
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HQ: San Francisco, CA, United States
Astranis
Hiring
What they do:
Advanced satellites for high orbits.
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HQ: San Francisco, CA, United States
Pair Team
Hiring
What they do:
Building the safety net of the future
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HQ: San Francisco, CA, United States
Zip
Hiring
What they do:
The future of B2B spend
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HQ: San Francisco, CA, United States
TRM Labs
Hiring
What they do:
TRM is building a safer world for billions of people.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Customer communications hub for building strong relationships
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HQ: San Francisco, CA, United States
What they do:
Improving education for every student.
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HQ: Los Angeles, CA, United States
HackerRank
Hiring
What they do:
Change the world to value skills over pedigree
Quick facts:
HQ: San Francisco, CA, United States
Sendbird
Hiring
What they do:
The AI agent that doesn’t just support, it delights.
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HQ: San Francisco, CA, United States
BillionToOne
HiringPublic
What they do:
The genetic testing platform detecting and measuring disease.
Quick facts:
HQ: San Francisco, CA, United States
People.ai
Hiring
What they do:
Harnesses business activity to unlock growth.
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HQ: San Francisco, CA, United States
Retool
Hiring
What they do:
Build internal tools fast.
Quick facts:
HQ: San Francisco, CA, United States
Embark Trucks
Public
What they do:
Self-driving semi trucks.
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HQ: San Francisco, CA, United States
CaptivateIQ
Hiring
What they do:
Agile commission software to design, deploy & adapt commission plans.
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HQ: San Francisco, CA, United States
What they do:
All-in-one app for internal communication and HR
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HQ: San Francisco, CA, United States
What they do:
The everything app for LATAM
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HQ: Los Angeles, CA, United States
Rescale
Hiring
What they do:
High Performance Computing Built for the Cloud
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HQ: San Francisco, CA, United States
What they do:
The Infrastructure Identity Company
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HQ: San Francisco, CA, United States
Snappr
Hiring
What they do:
Snappr is the one-stop-shop for visual content creation
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HQ: San Francisco, CA, United States
Corgi Insurance
Hiring
What they do:
Corgi is building an AI financial infrastructure company
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HQ: San Francisco, CA, United States
What they do:
Financial dashboard for businesses.
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HQ: San Francisco, CA, United States
What they do:
Contact center AI platform.
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HQ: San Francisco, CA, United States
Qventus
Hiring
What they do:
We automate operations for hospitals and health systems
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Jerry is building the AI agent to manage all your physical assets.
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HQ: San Francisco, CA, United States
What they do:
Private sector Healthcare.gov.
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HQ: Sacramento, CA, United States
Handle
Hiring
What they do:
Simplifying Payments and Compliance for Construction Suppliers
Quick facts:
HQ: San Francisco, CA, United States
Apollo
Hiring
What they do:
Apollo helps engineering teams accelerate delivery
Quick facts:
HQ: San Francisco, CA, United States
Cambly
Hiring
What they do:
On-demand access to English tutors over video chat.
Quick facts:
HQ: San Francisco, CA, United States