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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
$96.1M
Avg Funding
$3.8M
Industries
15

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Artificial Intelligence (AI)
$6.0M
raised

Strawberry is an agentic browser with built-in, personalized AI companions.

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

Infrastructure
$11.8M
raised

Inference is a distributed GPU cluster for LLM inference based on Solana.

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

$6.0M
raised

Pine Street Labs builds enterprise wallet software designed to expand and democratize the usage of public blockchains.

Oct 2022
Seed

Founder Contacts

41,000+ verified contacts

Analytics
$1.6M
raised

Walkway is an AI-powered growth platform that offers price intelligence to tour and activity operators.

Oct 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$1.3M
raised

Attention is building an AI co-pilot designed to automate repetitive, multi-app desktop tasks.

Oct 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Advertising
$2.3M
raised

Billo is the first creator marketing platform for turning UGC into a growth channel

Oct 2021
Seed

Founder Contacts

41,000+ verified contacts

Commercial Real Estate

Delivering easy building decarbonization for commercial real estate owners

Oct 2021
Seed

Founder Contacts

41,000+ verified contacts

$28.0M
raised

An artificial intelligence research lab building AI models for creating real-time interactive content

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

The San Francisco Tensor Company is reinventing the software and infrastructure stack for modern AI and HPC.

Oct 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

AI Intelligence for Brands

Oct 2024
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Biotechnology
$1.8M
raised

Alixia is a medical research company that engages in developing new modalities to treat cancer, aging, and inflammation.

Oct 2024
Seed

Founder Contacts

41,000+ verified contacts

Blockchain

Showtime is a non-fungible token (NFT) social network where people can discover and share NFT art.

Oct 2023
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$400K
raised

We're building the AI-powered future of Online Travel.

Oct 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Cryptocurrency
$1.0M
raised

Wildr is the world's first toxicity free social platform that empowers every creator to monetize in an instant.

Oct 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Outloud.ai enables businesses to automate voice conversations with their customers.

Oct 2021
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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$1.0M
raised

The AI-Assisted daily dashboard that seamlessly integrates health, fitness & longevity into your daily life.

Oct 2021
Pre-Seed

Founder Contacts

41,000+ verified contacts

Developer APIs
$6.5M
raised

HTTPie is a software development company that designs an API management platform to create testing tools.

Oct 2021
Seed

Founder Contacts

41,000+ verified contacts

Bitcoin
$1.8M
raised

Trendies is a provider of the Base Ecosystem Token Launch Platform, which is primarily designed for token holders.

Oct 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Agentic AI
$14.0M
raised

Rye powers the future of agentic commerce with the Universal Checkout API

Oct 2022
Seed

Founder Contacts

41,000+ verified contacts

Financial Services
$2.2M
raised

Arnie is a 401k provider offering modernizes retirement services with modular API driven infrastructure for seamless, real-time integration.

Oct 2021
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
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Artificial Intelligence (AI)
$5.3M
raised

Bondu is a consumer technology company that creates an interactive toy designed to support children’s learning and communication skills.

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

FinTech
$2.0M
raised

Prospinity provides the technical and legal infrastructure to make these success pools work.

Oct 2024
Seed

Founder Contacts

41,000+ verified contacts

$1.1M
raised

Rhythm Diagnostic Systems provides health monitoring solutions.

Oct 2023
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$2.0M
raised

Oddr's goal is to develop an AI-enabled invoice product for businesses in the legal, accounting, and financial services industries.

Oct 2022
Seed

Founder Contacts

41,000+ verified contacts

Analytics

Botanalytics is a conversational analytics tool for bots, helping bot makers to improve human-to-bot communication.

Oct 2022
Seed

Founder Contacts

41,000+ verified contacts

Showing 3276 to 3300 of 3,301 companies

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