TW

TwentyTwo

YC S25

New York City, US · Founded 2025 · 3 employees · 7 known investors

twentytwo.bio ↗

Twenty Two develops AI-powered biosecurity infrastructure for screening and monitoring biological threats across the emerging bioeconomy. The platform provides automated customer screening, functional sequence prediction, and model safeguards to help organizations comply with dual-use research regulations.

Founders & leadership· Y Combinator alumni (S25)

Evan SeeyaveinFounder

HB

Harmon Bhasin

Investors · 7

Y

Y Combinator✓ verifiedSan Francisco · $500K – $500K

AN

Andreessen HorowitzreportedMenlo Park

AV

avrareportedHillsborough

BA

Bain Capital VenturesreportedBoston

HU

HubSpot Venturesreported$500K – $5M

MV

MVP VenturesreportedMenlo Park

SA

Salesforce Venturesreported