Jason Fuller

Active Investor

Partner at Deerfield Management

New York

Jason Fuller, Partner at Deerfield Management is an active investor based in New York. This profile covers what Jason Fuller backs, at which stage, and how founders can reach out in 2026.

Investor type: AngelVCInvestment PartnerInvestor
Stages: Series B
Invests in: FintechHealthcare & BiotechDigital Health & HealthTechBiotech & PharmaMedTech & Medical DevicesSaaS & EnterpriseConsumer & RetailPropTech & Real Estate
Location: New York
Typical check: $3M
Past investments: 2

Notable investments

Jounce TherapeuticsJounce Therapeutics, Inc.

How to reach Jason Fuller

Angels and operators like Jason Fuller 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 Jason Fuller invest in?

Jason Fuller invests in Fintech, Healthcare & Biotech, Digital Health & HealthTech and Biotech & Pharma, typically at Series B. Match your sector and stage, then reach out with a personalized pitch.