Charles Yoo-Naut

Active Investor

Co-Founder and CTO at Rain

New York City, New York

Charles Yoo-Naut, Co-Founder and CTO at Rain is an active investor based in New York City, New York. This profile covers what Charles Yoo-Naut backs, at which stage, and how founders can reach out in 2026.

Investor type: AngelVCInvestor
Stages: Pre SeedSeed
Invests in: Artificial IntelligenceFintechPaymentsHealthcare & BiotechSaaS & EnterpriseCrypto & Web3Consumer & RetailE-commerce & D2C
Location: New York City, New York
Typical check: $150K

How to reach Charles Yoo-Naut

Angels and operators like Charles Yoo-Naut reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.

Frequently Asked Questions

What does Charles Yoo-Naut invest in?

Charles Yoo-Naut invests in Artificial Intelligence, Fintech, Payments and Healthcare & Biotech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.