Samuel Hahn
Founder @ Petrarch (YC S26) | Harvard
2026Co-founder· Petrarch (YC S26)
Founder · since 2026Company
Petrarch (YC S26)
Role
COO, Co-Founder
current
Stage
—
no public source
Raised
—
no public source
Based
San Francisco Bay Area
current
Founder / co-founder — the company's markEmployee / research role
Source: LinkedIn work historyProfile coverage5 of 7 · missing posts, contact
Experience
Career
2026Petrarch (YC S26)
Co-founderCOO, Co-Founder · San Francisco Bay Area · 2026 – Present
2025mainstreet media.
Venture · 2025 – 2026
2025Magier AI
Chief of Staff · 2025 – 2026
2025M+A Squared, LLC
Investment Banking Analyst · New York City Metropolitan Area · 2025
2021UCLA
Researcher · Los Angeles, California, United States · 2021 – 2024
Bio
Founder at Petrarch. Previously led GTM at Magier AI (Techstars '24), building agentic PII-redaction and data-compliance products. Venture analyst at Mainstreet sourcing pre-seed fintech and deeptech. BA in Economics and History from Harvard.