Jonathan Hirsch
InvestorPartner at Rebel Fund
San Francisco Bay Area
Writes $100K – $5M checks · typically $1.5M
About
Jonathan Hirsch is the founder and president of Syapse, a precision medicine company he started in 2008 that works with healthcare providers, life sciences companies, molecular diagnostics labs, and government agencies, contributing to the development of the precision medicine and oncology real-world evidence categories. He previously worked in neuroscience commercial development at Abbott Laboratories (now AbbVie), and holds an MSci in Neuroscience from Stanford University and an AB in Biology and Political Philosophy from the University of Chicago. He angel invests alongside his operating role and is affiliated with several funds, including the KPCB Seed fund.
Invests in
HealthtechMedical Devices
Experience
- ParadigmChief Strategy and Growth Officercurrent2022 — present
- Converge BioAdvisorcurrent2026 — present
- Rebel FundPartnercurrent2020 — present
- ProtegeSeed Investorcurrent2024 — present
- SleuthAdvisorcurrent2023 — present
- VitalizeSeed Investorcurrent2023 — present
- Empirical HealthSeed Investorcurrent2023 — present
- Synapticure Inc.Co-Founder, Investor, and Chair of the Advisory Boardcurrent2022 — present
- Arbital HealthInvestorcurrent2024 — present
- Solstice HealthSeed Investorcurrent2023 — present
- Oath SurgicalSeed Investorcurrent2023 — present
- FrameInvestorcurrent2021 — present
- Thyme CareInvestor and Advisory Boardcurrent2021 — present
- FortaInvestorcurrent2022 — present
- Viz.aiAdvisorcurrent2021 — present
- OsmindStrategic Advisor and Investorcurrent2020 — present
- FreenomeAdvisor, Real World Evidence & Data Platformcurrent2020 — present
- Rubicon FoundersSenior Advisorcurrent2021 — present
- VerifiableInvestorcurrent2020 — present
- Kleiner PerkinsSeed Investingcurrent2020 — present
Education
- Stanford UniversityM.Sci., Biological Sciences2007 — 2008
- University of ChicagoA.B., Biology2003 — 2007
- Choate Rosemary Hall2001 — 2003
Skills & more
+12 more
CancerBiochemistryOntologiesCommercializationDrug DevelopmentLaboratoryVenture CapitalBiomedical EngineeringEnterprise SoftwareOmicsPharmaceutical IndustryStrategyFrom Jonathan's professional profile.
Investments
Investor
Axle HealthDaybreak HealthOccamzRazorOsmindVerifiable
Per curated public sources.
Colleagues at Rebel Fund
Network3
Investors connected to Jonathan in public investor directories — a warm-intro map.
Frequently asked questions
- Where does Jonathan Hirsch work?
- Jonathan Hirsch is Partner at Rebel Fund.
- What does Jonathan Hirsch invest in?
- Jonathan Hirsch invests in Healthtech, Medical Devices.
- What check size does Jonathan Hirsch write?
- Jonathan Hirsch typically writes checks of $100K – $5M.
Founder mafias
Y Combinator mafia8,732
Also came through, then founded or led a company.
+ 8,725 more
Stanford University mafia855
Also came through, then founded or led a company.
+ 848 more
University of Chicago mafia100
Also came through, then founded or led a company.
+ 93 more
Kleiner Perkins mafia52
Also came through, then founded or led a company.
+ 45 more
Abbott mafia9
Also came through, then founded or led a company.
+ 2 more
Same school
Also attended Stanford University2,000
+ 1,994 more
Also attended University of Chicago336
+ 330 more
Also attended Choate Rosemary Hall35
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+ 29 more
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