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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
$18.1M
Avg Funding
$726K
Industries
6

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Artificial Intelligence (AI)

Polymet helps early-stage teams create high volumes of design work as they grow providing fast and high-quality output.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Felafax AI, YC-backed, is building BrowserOS—an open-source, privacy-first browser with local AI agents and Chrome-like features.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Dataleap is a Software Development firm offering an AI Assistant for through market research.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Ficra gives product teams real-time visibility into user journeys, reducing time spent on auditing and improving product quality.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Simplex generates on-demand vision datasets from 3D scenes to train AI models helping companies save time in data collection.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Computer
$500K
raised

Invaria is a logging and observability platform that automatically adds actionable logs to entire codebase.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Ply Health helps behavioral health providers see more patients by getting them in a network with insurance companies.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Undermind is a research based firm that is creating an optimised search engine through AI.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

DreamRP empowers creators to engage fans through ethical AI, turning characters into chatbots for interactive storytelling.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Focal helps financial institutions automate compliance, risk, and dispute operations by leveraging AI to streamline manual workflows.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Artificial Intelligence (AI)

Proxis is an AI based cloud computing platform designed for large language model distillation and serving.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Zigma serves as a frontend platform for easier product interface creation.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

$1.0M
raised

Derisk your AI agents

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Building the platform for companies to ship AI agents fast

Sep 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Jarmin offers machine-learning engineering services to help companies build and deploy AI/ML systems.

Sep 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Artificial Intelligence (AI)
$3.0M
raised

Self-Driving CI: AI-native GitHub Actions runners with agents that continuously optimize your builds.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$1.5M
raised

MicroFactory develops robotic workstations designed to automate precision tasks across multiple industries.

Sep 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$1.5M
raised

The Intelligent Workspace for Teams

Sep 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

Information Technology
$450K
raised

99Bridges is an IT company that provides IoT-based data and connectivity platforms for businesses.

Sep 2021
Pre-Seed

Founder Contacts

41,000+ verified contacts

Finance
$400K
raised

Marketing Infrastructure for small-mid cap public companies

Sep 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

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Get verified contact info for decision-makers at 1,502 funded startups

41,000+ verified emails
Unlimited exports
No credit card required
Collaboration
$50K
raised

Get more out of your virtual meetings – automatically

Sep 2021
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$2.1M
raised

Turbo AI combines CTO-level human expertise with proprietary AI to design, build, and ship scalable software at record speed.

Sep 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$500K
raised

Applied Kinetics builds and deploys specialized AI employees for mission critical industries.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$1.0M
raised

Data Infrastructure and Analytics

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Consumer Applications
$2.6M
raised

Orbits is a family-focused home management platform that simplifies household tasks, schedules, and everyday organization.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Showing 76 to 100 of 1,502 companies

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1,502 Recently Funded Pre-Seed Startups in San Francisco (October 2026) — Page 4 | VCBacked