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Typewriter Therapeutics

Develops genetic medicines using an RNA-based platform that inserts whole therapeutic genes at a specific genomic site without viral vectors or double-strand DNA breaks. It uses lipid nanoparticles to deliver RNA, with programs for in vivo CAR-T cell engineering and liver-directed gene insertion targeting cancer, autoimmune disease and severe genetic disorders.

Founded 2022

Team

Ari FriedlandVice President, Research
Haruhiko FujiwaraFounder & Advisor
Jenna HebertBoard Observer
Jim CollinsCo-founder & Advisor
Jun ZhouFounder & Vice President, Discovery and Global Operations
Kei EndoCo-founder & Advisor
Ken HorneBoard Chairman
Laura TadvalkarBoard Director
Leanne PeiserChief Scientific Officer
Matthew StantonChief Executive Officer and Board Director
Mayu YoshikawaPresident, Japan
Mikael DolstenBoard Director
Paula SchultheissBoard Observer
Tom EickbushCo-founder & Advisor
Victor StoneCo-founder & Advisor

Investments

$56M2026-09-02AN Venture Partners