
What they do:
The AI Security Engineer to Find and Fix Vulnerabilities
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HQ: London, United Kingdom
This list has 8,236 startups and was last updated on Oct 15, 2026. 1,491 of them are hiring right now. Biggest hubs: San Francisco (3,173), New York (858), and London (219). Largest teams: Breadfast, DoorDash, and Stripe. Latest round: Scimplify raised $25M (Oct 15, 2026).

What they do:
The AI Security Engineer to Find and Fix Vulnerabilities
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HQ: London, United Kingdom

What they do:
Turn your agent into a professional video editor
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HQ: Germany

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Buy-side M&A Advisory
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HQ: New York, NY, United States

What they do:
Quick-turn bent tube shop for aerospace, energy, industrials
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HQ: Los Angeles, CA, United States

What they do:
Discover your next vacation for less.
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HQ: San Francisco, CA, United States

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AI formulas and document support for Microsoft Excel
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HQ: New York, NY, United States

What they do:
Prompt and Context Optimization for Coding Agents
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HQ: San Francisco, CA, United States

What they do:
AI documentation engineer – test & autoimprove stale product docs
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HQ: San Francisco, CA, United States

What they do:
Environments for Long Horizon Work
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HQ: San Francisco, CA, United States

What they do:
We help companies win government funding with AI
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HQ: San Francisco, CA, United States

What they do:
Lovable for Chrome Plugins
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HQ: San Francisco, CA, United States

What they do:
The agentic AI Word editor
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HQ: San Francisco, CA, United States

What they do:
Continuous inference for streaming AI models
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What they do:
AI-native remote operations center for hardware fleets
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HQ: San Francisco, CA, United States

What they do:
Voice AI for medical language translation
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HQ: San Francisco, CA, United States

What they do:
Zero code network tracer
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HQ: San Francisco, CA, United States

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AWS for AI Agents
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HQ: San Francisco, CA, United States

What they do:
Founder led hiring for London startups
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What they do:
The AI Maximalist Software Holding Company
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HQ: San Francisco, CA, United States

What they do:
Outbound Sequencing Infrastructure for Startups
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HQ: San Francisco, CA, United States

What they do:
The social network layer for AI apps
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HQ: San Francisco, CA, United States

What they do:
How elite law firms do intake
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HQ: Miami, FL, United States

What they do:
AI personal assistant for in-home sales
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HQ: San Francisco, CA, United States

What they do:
The health coach that texts you first
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HQ: San Francisco, CA, United States

What they do:
AI Chat & Stories
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HQ: San Francisco, CA, United States

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Real-time AI translator for global sales and marketing
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HQ: Seoul, South Korea

What they do:
Build internal tools with AI
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HQ: San Francisco, CA, United States

What they do:
AI Healthcare Provider Credentialing Software
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HQ: New York, NY, United States

What they do:
AI agents for conversational commerce
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HQ: San Francisco, CA, United States

What they do:
Headless Data Team
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HQ: San Francisco, CA, United States

What they do:
Simplifying Collaboration for Healthcare Organizations & Professionals
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HQ: New York, NY, United States

What they do:
We turn complex API integrations into drop‑in full‑stack libraries
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HQ: Amsterdam, Netherlands

What they do:
Foundational model research
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HQ: San Francisco, CA, United States

What they do:
We automate urban planning so cities can build cheaper and faster.
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What they do:
AI Employees for Hotels
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HQ: San Francisco, CA, United States

What they do:
Building agents that reads logs and fixes issues on your behalf.
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HQ: San Francisco, CA, United States