Jonathan Leff
InvestorPartner at Deerfield Management Company
New York, New York
Writes $10M – $50M checks · typically $25M
Deals · 5
Elion TherapeuticsBoard seat
via Deerfield Management Company · filed Jun 2024 · $83.8M raise
InnervaceBoard seat
via Deerfield Management Company · filed Aug 2022 · $40M raise
DracenpharmaBoard seat
via Deerfield Management Company · filed Jan 2018 · $40.5M raise
Aprecia PharmaceuticalsBoard seat
via Deerfield Management Company · filed Jan 2016 · $84M raise
Audentes TherapeuticsBoard seat
via Deerfield Management Company · filed Sep 2015
Attribution from SEC filings, press coverage, and firm rosters.
Colleagues at Deerfield Management Company
Abdul Khan
Senior Director, Biologics at Deerfield Management Company
Abraham Kometz
Partner at Deerfield Management Company
Adam Greene
Partner at Deerfield Management Company
Adriana Brito
Desktop Support Engineer at Deerfield Management Company
Alex Lachapelle
Director, Product and Strategy at Deerfield Management Company
Alexander Ashavsky
Managing Director, Data Science and Engineering at Deerfield Management Company
Alexis Cazé
Partner at Deerfield Management Company
Alison Stamas
Associate at Deerfield Management Company
Frequently asked questions
- Where does Jonathan Leff work?
- Jonathan Leff is Partner at Deerfield Management Company.
- What check size does Jonathan Leff write?
- Jonathan Leff typically writes checks of $10M – $50M.
- What companies did Jonathan Leff found?
- Jonathan Leff founded Audentes Therapeutics, Dracenpharma, Innervace.