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Pre-Seed Companies in San Francisco

Explore 1,502 pre-seed startups based in San Francisco, United States. Access verified founder contact information and fundraising data.

Total Companies
1,502
Total Funding
$32.1M
Avg Funding
$1.3M
Industries
14

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Artificial Intelligence (AI)
$4.7M
raised

Rumi Labs focuses on AI-powered entertainment and media engagement.

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$2.6M
raised

CompLabs' AI-driven platform slashes simulation runtimes from hours to milliseconds while maintaining high accuracy.

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$1.8M
raised

WorkDone is an AI compliance copilot that prevents small medical documentation errors from becoming costly disasters.

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$850K
raised

Nia is a platform that develops fully autonomous engineers for the AI era

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Leveraging State-of-the-Art AI Agents to seamlessly plan luxurious dates and experiences!

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Financial Exchanges
$500K
raised

QFEX is a 24/7 exchange for traditional financial markets.

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$2.0M
raised

Pallie AI develops AI-powered companion that supports health and wellbeing.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Information Services
$2.5M
raised

Faye is a tech platform that helps households with trusted Family Advisors to handle tasks.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Human Resources
$1.3M
raised

BloomPath offers a AI driven software that runs in the workflow to track progress, analyze patterns, and highlight team performance.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Cloud Data Services
$4.0M
raised

Solving the data context problem

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Building Maintenance
$750K
raised

MatBook is a technology-driven company, transforming the cross-border procurement of building materials, serving the construction industry.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Frekil is a health tech company that offers an AI-powered medical annotation software.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$2.0M
raised

Intelligent AI Avatars

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Database
$2.5M
raised

Springtail is a cloud service that horizontally scales the performance of user's existing PostgreSQL database.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Financial Services
$525K
raised

Minerva Intelligence is a SaaS company that offers an AI platform form business accounting services.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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

Sherpa Labs creates an AI-powered ecosystem to enhance and automate the entire data science process.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Dex is an artificial intelligence company that provides AI assistance, customized UI, data analysis, and workflow launching solutions.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Generative AI
$500K
raised

Dollyglot is like Character.ai, but with real-time video avatars that transforms a photo and a voice into a lifelike friend.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Developer Tools
$500K
raised

Promptless is an AI-driven collaborator that seamlessly updates documents intended for customer engagement.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Analytics
$500K
raised

Verbiflow is a platform designed for sales teams, facilitating the capture, management, and automation of sales processes.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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

Stamp is an AI-powered email client that aids in conquering email overload and boosts one's productivity.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Augento is a Robotics Engineering company that provides turn key solution to cstomers.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Consumer Goods
$500K
raised

Retrofit is a online marketplace that curates online vintage shopping for clothes, footwear, and other fashion.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Electric Vehicle
$500K
raised

Steinmetz offers advanced power electronics to increase power density and lower electric vehicle hardware costs.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

$500K
raised

Inversion Semiconductor is engaged in the development of an advanced lithography platform for next-generation semiconductor applications.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Showing 801 to 825 of 1,502 companies

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1,502 Recently Funded Pre-Seed Startups in San Francisco (October 2026) — Page 33 | VCBacked