Brian Rothenberg

Active Investor

Partner at defy.vc

San Francisco, California

Brian Rothenberg, Partner at defy.vc is an active investor based in San Francisco, California. This profile covers what Brian Rothenberg backs, at which stage, and how founders can reach out in 2026.

Investor type: AngelVCMicro VCPEInvestment PartnerOperator
Stages: Early Stage VentureSeries A
Invests in: FintechLending & CreditHealthcare & BiotechDigital Health & HealthTechBiotech & PharmaSaaS & EnterpriseConsumer & RetailE-commerce & D2C
Location: San Francisco, California
Typical check: $750K
Past investments: 13

Notable investments

Y CombinatorPocketSuiteWonderschoolNoviAttentiveNovi ConnectFreelanceMoment HouseStealthFirst Round CapitalFundersClubImmediately

How to reach Brian Rothenberg

Angels and operators like Brian Rothenberg 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 Brian Rothenberg invest in?

Brian Rothenberg invests in Fintech, Lending & Credit, Healthcare & Biotech and Digital Health & HealthTech, typically at Early Stage Venture and Series A. Match your sector and stage, then reach out with a personalized pitch.