
What they do:
Protect and Grow Long-tail Revenue
Quick facts:
HQ: San Francisco, CA, United States
This list has 477 startups and was last updated on Oct 15, 2026. 121 of them are hiring right now. Biggest hubs: San Francisco (253), New York (57), and London (12). Largest teams: Optimizely, Superside, and Apollo.io. Latest round: Dot Founder raised $5M (Oct 14, 2026).
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What they do:
Protect and Grow Long-tail Revenue
Quick facts:
HQ: San Francisco, CA, United States

What they do:
Creator marketing that scales like paid ads
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HQ: San Francisco, CA, United States

What they do:
Building medical school for AI Agents
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HQ: San Francisco, CA, United States

What they do:
AI Agents for E-commerce Customer Support
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HQ: Amsterdam, Netherlands

What they do:
We get your product picked by coding agents.
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What they do:
The AI-native contact center
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HQ: San Francisco, CA, United States

What they do:
Conversational AI assistants using your knowledge
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HQ: San Francisco, CA, United States

What they do:
Geostar drives inbound for companies through search.
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HQ: New York, NY, United States

What they do:
Connect LinkedIn to your CRM to automate and track LinkedIn outreach.
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HQ: San Francisco, CA, United States

What they do:
Monetization platform for AI characters and dramas
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HQ: New York, NY, United States

What they do:
AI agents to build B2B datasets
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HQ: San Francisco, CA, United States

What they do:
Intelligent Customer Implementation Platform for B2B
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HQ: San Francisco, CA, United States

What they do:
ML Marketing Infrastructure
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HQ: Singapore

What they do:
Your autonomous motion designer that turns every feature into a…
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HQ: San Francisco, CA, United States

What they do:
AI tool that finds you leads on Reddit and sends them hyper…
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What they do:
We help livestream sellers get more sales.
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HQ: Singapore

What they do:
Screen recorder for stunning product demo videos
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HQ: San Francisco, CA, United States

What they do:
CRM Co-Pilot for Medtech Sales
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HQ: San Francisco, CA, United States

What they do:
Cursor for AI Agents
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What they do:
AI-native customer support platform
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HQ: San Francisco, CA, United States

What they do:
AI and Embeddings.
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HQ: San Francisco, CA, United States

What they do:
A Unified Editor For AI Video
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HQ: San Francisco, CA, United States

What they do:
API & SDK for RCS (the next-generation of texting)
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HQ: San Francisco, CA, United States

What they do:
The content engine that wins attention and drives growth.
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HQ: San Francisco, CA, United States

What they do:
All-in-one AI creative platform
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HQ: New York, NY, United States

What they do:
Outbound Sequencing Infrastructure for Startups
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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:
Real-time AI translator for global sales and marketing
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HQ: Seoul, South Korea

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

What they do:
The AI Front Door For Law Firms
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HQ: New York, NY, United States

What they do:
Execute the best sales playbook in industry
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HQ: San Francisco, CA, United States

What they do:
Build governed AI agents on your own data, without code
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HQ: Switzerland

What they do:
The agentic CRM for blue-collar services
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HQ: New York, NY, United States

What they do:
AI sales roleplay built from your real deals
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HQ: New York, NY, United States

What they do:
Planet-scale people discovery.
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HQ: San Francisco, CA, United States