Petrarch

Marketplace for specialized data assets

YC Summer 2026MarketplaceB2BData Engineering

Founders

  • Samuel Hahn

    Founder

    Founder at Petrarch. Previously worked GTM at cybersecurity startup Magier AI and founded STELLAR, a YMCA partnered nonprofit in Los Angeles

    LinkedIn ↗

  • Ian Lee

    Founder

    Founder at Petrarch. Previously Fellow at Meridian AI building training data and GTM infrastructure for AI-native Excel in financial services. Technical Advisor at Scale AI, working on quality filtering and annotation for agentic assistants and reasoning models. BA in Applied Mathematics and Psychology from Harvard.

    LinkedIn ↗

  • Sudhish Swain

    Founder

    Founder at Petrarch. Previously built computer vision software for medical equipment identification deployed in California hospitals as Head of Software Engineering at Clean Sweep Group. Research intern at Brigham and Women's Hospital analyzing spatial transcriptomic cancer datasets. BA Integrative Biology at Harvard.

    LinkedIn ↗

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