
Event Horizon Labs
What they do:
AI research lab automating all of investing
Quick facts:
HQ: San Francisco, CA, United States
This list has 2,716 startups and was last updated on Oct 15, 2026. 785 of them are hiring right now. Biggest hubs: San Francisco (1,471), New York (339), and London (94). Largest teams: Cruise, Relativity Space, and Fivetran. Latest round: Scimplify raised $25M (Oct 15, 2026).
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What they do:
AI research lab automating all of investing
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HQ: San Francisco, CA, United States

What they do:
AI agents for healthcare admin
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What they do:
The unified context layer for enterprise data
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HQ: San Francisco, CA, United States

What they do:
Foundation Model for the Brain
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HQ: New York, NY, United States

What they do:
Transparent, AI-powered healthcare TPA.
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HQ: San Francisco, CA, United States

What they do:
Simulation & Evaluation that scales voice and chat AI agents
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HQ: San Francisco, CA, United States

What they do:
The Memory layer for AI Agents
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HQ: San Francisco, CA, United States

What they do:
Complete QA platform for voice agents
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HQ: San Francisco, CA, United States

What they do:
AI call centers
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What they do:
Automated AI data integrations for roll-ups
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HQ: New York, NY, United States

What they do:
AI Co-Pilot for Chemical Process Optimization
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HQ: Cambridge, United Kingdom

What they do:
Data for audio AI
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HQ: San Francisco, CA, United States

What they do:
GPUs for Agents
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HQ: San Francisco, CA, United States

What they do:
The OS for hospital workforce management
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HQ: New York, NY, United States

What they do:
Faster healthcare payments
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HQ: San Francisco, CA, United States

What they do:
The deterministic layer for frontier intelligence
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HQ: San Francisco, CA, United States

What they do:
Making humanoids dexterous enough to thread a needle
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HQ: San Francisco, CA, United States

What they do:
Build autonomous AI agents for enterprise systems
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HQ: San Francisco, CA, United States

What they do:
Test, monitor, and improve your voice and chat AI agents
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HQ: San Francisco, CA, United States

What they do:
AI Mobile App Quality Assurance Tester
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HQ: San Francisco, CA, United States

What they do:
Voice data for AI
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HQ: San Francisco, CA, United States

What they do:
AI for High-Stakes Work
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HQ: San Francisco, CA, United States

What they do:
AI Physics Engine to replace simulations and prototypes
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HQ: San Francisco, CA, United States

What they do:
AI that makes AI fast
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HQ: San Francisco, CA, United States

What they do:
AI accounting for enterprise finance teams
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What they do:
We automate creator marketing for the world's largest brands
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HQ: San Francisco, CA, United States

What they do:
AI agents for the consumer lending industry
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HQ: San Francisco, CA, United States

What they do:
AI Operating System for Legal Teams
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HQ: San Francisco, CA, United States

What they do:
Hire Zalos AI workers to run your finance department
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HQ: London, United Kingdom

What they do:
Building AGI that can innovate.
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HQ: Remote

What they do:
AI Agents That Run Hotel Operations.
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HQ: San Francisco, CA, United States

What they do:
Intelligence for Automotive Operations
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HQ: New York, NY, United States

What they do:
Real world training envs for healthcare AI models
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HQ: San Francisco, CA, United States

What they do:
AI-powered platform for Accessible and Personalized Breast Health…
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HQ: San Francisco, CA, United States

What they do:
Computational antibody design
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HQ: Austin, TX, United States

What they do:
Robots that feed the world - robotic harvesting and analytics
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HQ: Pittsburgh, PA, United States