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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
$128.9M
Avg Funding
$5.2M
Industries
15

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Agentic AI
$500K
raised

Hex Security is a cybersecurity company that offers autonomous AI agents for penetration testing in web apps and APIs.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$4.6M
raised

Ezra AI Labs is a voice AI platform that automates initial screenings by conducting structured interviews and integrating directly with ATS.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Developer Platform
$10.0M
raised

CODE 27 develops software solutions focused on digital platforms, data systems, and custom technology applications.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$40.0M
raised

RunSybil is an AI-powered offensive security platform designed to continuously test applications and infrastructure for vulnerabilities.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$5.0M
raised

Respan is an AI observability platform that helps teams trace, evaluate, and monitor AI agent behavior and performance.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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$2.1M
raised

Mave Health provides digital mental healthcare services focused on therapy, psychiatric support, and structured care programs.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Child Care
$300K
raised

Premium childcare marketplace

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$12.0M
raised

Eragon is an AI Operating System built for companies to analyze business, connecting data, people, and processes into a single workspace.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

E-Learning
$6.2M
raised

PlusPlus is a consulting company that specializes in training and development of SaaS platform and technical documentation.

Mar 2022
Seed

Founder Contacts

41,000+ verified contacts

Collaboration
$2.0M
raised

Balloon unlocks the true value of collaboration by removing cognitive bias, group dynamics, and fears from organizations and teams.

Mar 2022
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Accounting
$2.5M
raised

Coinbooks is a San Francisco based accounting software startup.

Mar 2022
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$5.0M
raised

NeoLab AI's platform simplifies AI deployment via unified orchestration, compute, monitoring, and scaling.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$4.3M
raised

Mason AI is a software development company that offers an AI-powered platform for automating building reviews.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$1.0M
raised

NeuronX is an AI platform that analyzes medical data to support diagnosis, treatment planning, and predictive healthcare insights.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$3.0M
raised

Laminar is a Information Service providing firm offering an open source platform for observability, analytics, evals and chain management.

Mar 2026
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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Accounting
$1.1M
raised

Kudwa offers a tech-powered Digital CFO service, enhancing finance management for SMEs with a dedicated CFO.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Generative AI
$2.0M
raised

LevelPlane.ai offers an AI driven operating software for sourcing automation and streamlining in auto and aerospace industries.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Analytics
$500K
raised

Shofo is a video library that offers custom datasets and API to generate indexes, queries, and analyze social media for data insights.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Content
$11.0M
raised

VShojo is a talent-first VTuber company working for the growth and success of its members.

Mar 2022
Seed

Founder Contacts

41,000+ verified contacts

Cloud Data Services
$1.7M
raised

API platform for intelligent scheduling and booking

Mar 2022
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)
$500K
raised

Ventura AI offers an AI tool that reads sales requests, generates quotes, processes orders, and syncs data with ERP and CRM systems.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Construction
$3.0M
raised

Building Swell develops and creates digital and online tools to help manage services and data of businesses from the construction industry.

Mar 2023
Seed

Founder Contacts

41,000+ verified contacts

$500K
raised

Vessel is a flexible integration platform for GTM tools, supporting CRMs and sales engagement platforms.

Mar 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Artificial intelligence for fighting global corruption

Mar 2022
Seed

Founder Contacts

41,000+ verified contacts

Education
$10.0M
raised

this is place for people where they build the cool stuff

Mar 2022
Seed

Founder Contacts

41,000+ verified contacts

Showing 1326 to 1350 of 3,301 companies

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3,301 Recently Funded Seed Startups in San Francisco (October 2026) — Page 54 | VCBacked