
Surface Labs
What they do:
Building the AI-powered marketing ops platform that turns website…
Quick facts:
HQ: San Francisco, CA, United States
This list has 1,491 startups and was last updated on Oct 15, 2026. Biggest hubs: San Francisco (784), New York (242), and London (57). Largest teams: DoorDash, Stripe, and EquipmentShare. Latest round: HyLight raised €13M (Oct 12, 2026).

What they do:
Building the AI-powered marketing ops platform that turns website…
Quick facts:
HQ: San Francisco, CA, United States

What they do:
Connect every disconnected app to your SSO.
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HQ: London, United Kingdom

What they do:
All-in-one marketing measurement for B2C
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HQ: New York, NY, United States

What they do:
AI Agents for Healthcare RCM
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HQ: San Francisco, CA, United States

What they do:
AI-native platform for corporate meetings and events
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HQ: San Francisco, CA, United States

What they do:
Local business data intelligence platform
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HQ: San Francisco, CA, United States

What they do:
AI Agents for precise document analysis
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HQ: San Francisco, CA, United States

What they do:
Yarn is the video product for agentic GTM teams.
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HQ: New York, NY, United States

What they do:
Omnichannel AI agents that engage leads across SMS, voice, and email
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HQ: San Francisco, CA, United States

What they do:
Create professional videos in minutes with AI, online or via API
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HQ: San Francisco, CA, United States

What they do:
Foundation models to simulate Earth, starting with weather.
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HQ: Seattle, WA, United States

What they do:
AI agents that handle communications for clinics
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HQ: San Francisco, CA, United States

What they do:
Workspace for your AI Agents, Build any Workflow.
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HQ: San Francisco, CA, United States

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

What they do:
AI Employees for the Enterprise
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HQ: San Francisco, CA, United States

What they do:
AI for Field Service Enterprises
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HQ: San Francisco, CA, United States

What they do:
AI-powered clinical decision support for healthcare providers
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HQ: San Francisco, CA, United States

What they do:
AI-Powered Product Data Enrichment
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HQ: San Francisco, CA, United States

What they do:
Multimodal AI agents for video
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HQ: San Francisco, CA, United States

What they do:
AI for Post-Acute Senior Care (Hospice, Home Health, Skilled Nursing…
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HQ: Seattle, WA, United States

What they do:
Agentic AI for knowledge work
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HQ: New York, NY, United States

What they do:
The IDE for the parallel age
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HQ: San Francisco, CA, United States

What they do:
Fusion reactors for ships
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HQ: San Francisco, CA, United States

What they do:
Reinforcement Learning (RL) for AI Agents
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HQ: San Francisco, CA, United States

What they do:
Co-located trading facility and matching engine on one chip.
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HQ: San Francisco, CA, United States

What they do:
The integration layer for healthcare: EHRs, payer portals & more
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HQ: San Francisco, CA, United States

What they do:
AI-powered research desk for hedge funds
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HQ: New York, NY, United States

What they do:
AI agents for CX teams, starting with training and QA.
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HQ: San Francisco, CA, United States

What they do:
Reasoning Fine-Tuning
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HQ: San Francisco, CA, United States

What they do:
AI-powered code review platform
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HQ: London, United Kingdom

What they do:
AI Revenue Platform for Post-Acute Care
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HQ: New York, NY, United States

What they do:
A dual-arm robot built for physical AI.
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HQ: San Francisco, CA, United States

What they do:
Industrial Robots that Learn and Operate Like Humans
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HQ: New York, NY, United States

What they do:
Multi-document processing for your risk teams, AI agents, pipelines
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HQ: London, United Kingdom

What they do:
Automate anything on the web.
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HQ: San Francisco, CA, United States

What they do:
Computer-using agents for healthcare operations
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HQ: San Francisco, CA, United States