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Seed Companies in San Francisco

Explore 3,301 seed startups based in San Francisco, United States. Access verified founder contact information and fundraising data.

Total Companies
3,301
Total Funding
$24.0M
Avg Funding
$960K
Industries
5

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Artificial Intelligence (AI)
$500K
raised

Sciloop is an AI co-scientist platform that automates machine learning research workflows from hypothesis to experiments and analysis.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Aerospace
$500K
raised

Wardstone is a space defense-tech company developing next-generation capabilities to protect from missiles and other space-based threats.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Mod AI develops AI agents that automate accounts payable tasks like invoice processing, fraud detection, and ERP synchronization.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Koyal is an artificial intelligence platform that transforms audio into visually compelling and personalized videos.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Sylvian provides a platform for generating expert data, evaluating, and improving specialized AI agents.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Analytics
$500K
raised

Zarna offers an AI agent that automates sourcing, diligence, and portfolio workflows for private equity and investment firms.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Automax AI builds AI assistants for real-estate appraisers, with an Appraisal Copilot for data prep, comps, and report drafting.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

AutoAce is an AI voice assistant for car dealerships that answers calls, books service, and keeps customers off hold

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Nessie Labs offers an AI knowledge base application that converts scattered AI conversations into an organized and searchable memory.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Rovr is a software company that develops AI-based developers tool for streamlined collaboration and automated CRM operations.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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Get verified contact info for decision-makers at 3,301 funded startups

41,000+ verified emails
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Artificial Intelligence (AI)
$500K
raised

Fastshot offers an app development platform that helps users build and deploy apps through text prompts.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Aside provides an AI platform that helps sales teams with live call prompts, note-taking, and real-time insights.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Architecture
$500K
raised

Articulate uses AI to help builders and solar developers avoid costly errors by detecting drawing clashes early.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Norra offers an AI platform for nursing facilities that automates equipment management, compliance, and workflow management.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Anto Biosciences is an AI driven biotech developing gut microbiome computable to predict and optimize drug efficacy.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 3,301 funded startups

41,000+ verified emails
Unlimited exports
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Analytics
$500K
raised

Nucleo offers an AI-powered tool for analyzing body composition and segmenting tumors from medical images.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Aerospace
$500K
raised

Null Labs offers a platform that generates physics-based simulation datasets to train autonomous system models.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Rivet is a visual AI design tool that allows product designers to make UI changes directly in the production codebase.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Analytics
$500K
raised

Alt-X develops AI-driven tools to automate financial analysis and reporting for investors in real estate and private equity.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Agentic Fabriq provides a platform for connecting AI agents with tools and each other, offering security and orchestration features.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 3,301 funded startups

41,000+ verified emails
Unlimited exports
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Artificial Intelligence (AI)
$12.0M
raised

Unlimited Industries transforms how critical infrastructure is engineered and delivered, accelerating a future of abundance with AI-powered.

Dec 2025
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

OpenBuilder is the vibe coding platform that helps non-technical builders take their ideas to production.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Kalpa Labs is building generalist speech models that unlock in-context learning & strong instruction.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Deeptrace develops AI SRE agents that detect, investigate, and resolve production incidents.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Browser Extensions
$500K
raised

JSX Tool is a browser-based IDE and extension that helps developers to inspect, edit, and generate React component code.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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