Billy Deitch
InvestorPartner at Oak HC/FT
San Francisco, California
Writes $5M β $50M checks Β· typically $25M
About
Partner at Oak HC/FT since 2018, focusing on growth equity and early-stage healthcare investments. Previously invested at Francisco Partners and TPG Growth, and started his career in investment banking at UBS. Holds a BA from Yale and an MBA from Stanford.
Invests in
Digital HealthHealthtech
Experience
- Oak HC/FTPartnercurrent2018 β presentSan Francisco Bay Area
- Courier HealthInvestorcurrent2026 β present
- Candid HealthInvestorcurrent2025 β present
- DispatchHealthInvestorcurrent2020 β presentDenver, Colorado, United States
- BrightlineInvestorcurrent2019 β presentPalo Alto, California, United States
- Everside HealthInvestorcurrent2018 β presentDenver Metropolitan Area
- Mendel.aiInvestor2022 β 2025
- OliveInvestor2018 β 2023Columbus, Ohio Metropolitan Area
- OODA HealthInvestor2018 β 2021San Francisco, California, United States
- Dynamo SoftwareMember, Board of Directors2017 β 2018Greater Boston
- QGendaMember, Board of Directors2016 β 2018Atlanta Metropolitan Area
- Nextech SystemsMember, Board of Directors2015 β 2018Greater Tampa Bay Area
- Francisco PartnersInvestor2014 β 2018San Francisco Bay Area
- PayLeaseMember, Board of Directors2016 β 2017San Diego County, California, United States
- Source PhotonicsObserver, Board of Directors2014 β 2017Los Angeles Metropolitan Area
- CONNECTUREObserver, Board of Directors2016
- Plex Systems, Inc.Member, Board of Directors2015 β 2016Detroit Metropolitan Area
- Endurance CompaniesSummer Manager2013San Francisco Bay Area
- iMDsoftObserver, Board of Directors2012Greater Boston
- RB / Schiff Nutrition InternationalObserver, Board of Directors2010 β 2012Salt Lake City Metropolitan Area
Education
- Yale UniversityB.A., History2003 β 2007
- Stanford University Graduate School of BusinessMaster of Business Administration (MBA)2012 β 2014
Same school
Also attended Yale University493
Ann Miura-KoCo-founding Partner at FloodgateDavid SzeAdvisory Partner at GreylockMichael SeibelPartner Emeritus at Y CombinatorZheela QaiserInvestor at Index VenturesKarthik ArdhanareeswaranInvestor at GV (Google Ventures)TinaInvestments & Portfolio Services Team Member at Clear Ventures
+ 487 more
Also attended Stanford University Graduate School of Business1,150
Roelof BothaAdvisor & former Steward at Sequoia Capital; SpaceX board memberPeter FentonGeneral Partner at BenchmarkSteve JurvetsonCo-founder of Future VenturesDavid SzeAdvisory Partner at GreylockKatherine BoyleGeneral Partner at Andreessen Horowitz (American Dynamism)Hunter WalkCo-founder & Partner at Homebrew
+ 1,144 more
Shared employers
Also worked at DispatchHealth6
Dusty LiebManaging Partner & Head of Investments at Echo Health VenturesTroy ArnoldPartner, Echo Health Advisors at Echo Health VenturesDaniel GrafGeneral Partner at redalpinePete HudsonManaging Director at Alta PartnersDiana VerrilliGeneral Manager, Navista (a Cardinal Health company) at Oncology VenturesMatt ParmettPrincipal at Echo Health Ventures
Also worked at Mendel.ai5
Also worked at OODA Health3
Deals Β· 1
Attribution from SEC filings, press coverage, and firm rosters.
Colleagues at Oak HC/FT
Alana Bremner
Director of Marketing & Communications at Oak HC/FT
Allen Miller
Partner at Oak HC/FT
Alli Kinzel
Marketing Administrative Coordinator at Oak HC/FT
Amit Jhawar
Advisor at Oak HC/FT
Andrew Adams
Co-Founder and Managing Partner at Oak HC/FT
Andrew Smith
Partner at Oak HC/FT
Anil Aggarwal
Venture Partner at Oak HC/FT
Annie Lamont
Co-Founder and Managing Partner at Oak HC/FT
Network6
Allen Miller
Partner at Oak HC/FT
Andrew Adams
Co-Founder and Managing Partner at Oak HC/FT
Andrew Smith
Partner at Oak HC/FT
Anil Aggarwal
Venture Partner at Oak HC/FT
Annie Lamont
Co-Founder and Managing Partner at Oak HC/FT
Dan Petrozzo
Partner at Oak HC/FT
Investors connected to Billy in public investor directories β a warm-intro map.
































