Jason P. Hafler
InvestorManaging Director at Sanofi Ventures · Board director at Matchpoint Therapeutics · Board director at Icosavax · Board director at Expansion Therapeutics
Cambridge, Massachusetts
Writes $5M – $10M checks · typically $7.5M
Find your path to Jason
273 people in our graph share verified history with Jason — schools, employers, funds. One of them is your warm intro.
About
Jason P. Hafler combines venture investing and biotech operating experience—ex-Translate Bio corporate development director and Atlas investor—and leads strategy and is public voice for a corporate VC's early-stage biotech focus.
Contact· self-published, not guessed
Invests in
AI & Machine LearningBiotechData & InfrastructureHealthtechMedical Devices
Board director at Matchpoint Therapeutics
Intro paths
In turn, Jason can intro founders to Matchpoint Therapeutics's investors below.
Board director at Icosavax
Intro paths
In turn, Jason can intro founders to Icosavax's investors below.
Board director at Expansion Therapeutics
Intro paths
In turn, Jason can intro founders to Expansion Therapeutics's investors below.
Expansion Therapeutics's investors · 6
Co-founders at Expansion Therapeutics
Experience
- Sanofi VenturesManaging Directorcurrent2019 — present
- Sanofi VenturesHead Sanofi Ventures Investments2017 — 2019
- Sanofi VenturesSenior Director of Investments2015 — 2017Greater Boston
- Sanofi VenturesDirector of Investments2014 — 2015
- Buckingham, Browne & NicholsBoard of Trusteescurrent2011 — present
- Madgalene College FoundationMember Board of Directorscurrent2011 — present
- Beacon Hill Nursery SchoolMember Board of Trustees2018 — 2021
- RaNA TherapeuticsCorporate Development2012 — 2014
- Bowdoin CollegeFund Directors Board2010 — 2013
- Atlas VentureAssociate2010 — 2012
- Flagship VenturesFlagship Summer Fellow2010
- JSB-Partners, LPAnalyst2004 — 2006
Skills & more
+8 more
Emerging MarketsInvestmentsStart-upsCorporate FinanceHedge FundsAlternative InvestmentsInvestor RelationsDue DiligenceFrom Jason's professional profile.
Deals · 2
AbcuroBoard seat
via Sanofi Ventures · filed Jan 2021 · $42M raise
Expansion TherapeuticsBoard seat
via Sanofi Ventures · filed Jun 2017 · $5M raise
Attribution from SEC filings, press coverage, and firm rosters.
Other disclosed investments
Per SEC Form D filings.
Colleagues at Sanofi Ventures
Network3
Investors connected to Jason in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Jason P. Hafler?
- Jason P. Hafler combines venture investing and biotech operating experience—ex-Translate Bio corporate development director and Atlas investor—and leads strategy and is public voice for a corporate VC's early-stage biotech focus.
- Where does Jason P. Hafler work?
- Jason P. Hafler is Managing Director at Sanofi Ventures and Board director at Matchpoint Therapeutics and Board director at Icosavax and Board director at Expansion Therapeutics.
- What does Jason P. Hafler invest in?
- Jason P. Hafler invests in AI & Machine Learning, Biotech, Data & Infrastructure, Healthtech, Medical Devices.
- What check size does Jason P. Hafler write?
- Jason P. Hafler typically writes checks of $5M – $10M.
- What boards does Jason P. Hafler sit on?
- Jason P. Hafler holds tracked board seats at Abcuro, Expansion Therapeutics, Matchpoint Therapeutics, Star Therapeutics, Thumbnail for Escient Pharmaceuticals.
- Where did Jason P. Hafler go to school?
- Jason P. Hafler studied at University of Cambridge (PhD); Bowdoin College; BB&N.
Same school
Also attended University of Cambridge1,491
+ 1,485 more
Also attended Bowdoin College99
+ 93 more
Shared employers
Also worked at RaNA Therapeutics2
Also worked at Bowdoin College11
+ 5 more
Also worked at Atlas Venture65
+ 59 more
Also worked at Flagship Ventures93
+ 87 more












































