/People

Justin Klein

Investor

Co-founder and Managing Partner at Vensana Capital · Board director at Ventaris Surgical · Board director at Luna Health · Board director at Vesper Medical

Washington, District of Columbia

Writes $100K – $10M checks · typically $1M

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About

Co-founder and Managing Partner at Vensana Capital, previously a partner and leader of the medical technology investing practice at NEA. He earned an MD from Duke and a JD from Harvard Law School, and serves on multiple industry and company boards.

Contact· self-published, not guessed

Invests in

AI & Machine LearningBiotechData & InfrastructureHealthtechMedical Devices

Board director at Ventaris Surgical

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Board director at Luna Health

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Co-founders at Luna Health

JSJohn Sjolund
John SjolundChief Executive Officer of the Issuer

Board director at Vesper Medical

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Experience

  1. Vensana CapitalCo-Founder & Managing Partnercurrent2018 — presentTysons Corner, Virginia, United States
  2. CareFirst BlueCross BlueShieldBoard Membercurrent2024 — presentWashington DC-Baltimore Area
  3. Duke University School of MedicineMember, Board of Visitorscurrent2021 — presentDurham, North Carolina, United States
  4. AdvaMedBoard Member, AdvaMed Accelcurrent2020 — presentWashington, District of Columbia, United States
  5. Medical Device Manufacturers Association (MDMA)Board Membercurrent2019 — presentWashington, District of Columbia, United States
  6. Johns Hopkins Center for Bioengineering Innovation & DesignAdvisory Board Membercurrent2018 — presentBaltimore, Maryland, United States
  7. Virginia Commonwealth University - College of EngineeringTrustee2019 — 2023Richmond, Virginia, United States
  8. New Enterprise AssociatesPartner2006 — 2018Washington DC-Baltimore Area

Skills & more

Strategy21Management10Leadership7Strategic Planning10Medical Devices58Healthcare18Venture Capital75Healthcare Information Technology6Private Equity10Investments19Start-ups41Medicine
+6 moreMergers & AcquisitionsEntrepreneurshipDue DiligenceSmall Engine RepairBusiness StrategyPharmaceutical Industry

From Justin's professional profile.

Deals · 4

Ventaris SurgicalBoard seat

via Vensana Capital · filed Mar 2026 · $30.7M raise

Luna HealthBoard seat

via Vensana Capital · filed Aug 2025 · $23.6M raise

ChromaCodeBoard seat

via Vensana Capital · filed Feb 2025 · $5M raise

Relievant MedsystemsBoard seat

via Vensana Capital · filed Apr 2022 · $69.7M raise

Attribution from SEC filings, press coverage, and firm rosters.

Other disclosed investments

Sources: SEC Form D filings · curated public sources.

Colleagues at Vensana Capital

Network3

Investors connected to Justin in public investor directories — a warm-intro map.

Frequently asked questions

Who is Justin Klein?
Co-founder and Managing Partner at Vensana Capital, previously a partner and leader of the medical technology investing practice at NEA. He earned an MD from Duke and a JD from Harvard Law School, and serves on multiple industry and company boards.
Where does Justin Klein work?
Justin Klein is Co-founder and Managing Partner at Vensana Capital and Board director at Ventaris Surgical and Board director at Luna Health and Board director at Vesper Medical.
What does Justin Klein invest in?
Justin Klein invests in AI & Machine Learning, Biotech, Data & Infrastructure, Healthtech, Medical Devices.
What check size does Justin Klein write?
Justin Klein typically writes checks of $100K – $10M.
What boards does Justin Klein sit on?
Justin Klein holds tracked board seats at ChromaCode, Luna Health, Personal Genome Diagnostics, Relievant Medsystems, Ventaris Surgical.
What companies has Justin Klein invested in?
Investments tracked here include Apella Technology, Cartiva, ChromaCode, Cleerly, CV Ingenuity, EPIX Therapeutics, Evident Vascular, GPB Scientific, Inc., Intact Vascular, Luna Diabetes, Metavention, Personal Genome Diagnostics, and 6 more.
Where did Justin Klein go to school?
Justin Klein studied at Duke University School of Medicine (MD, Medicine); Harvard Law School (JD, Law); Duke University (AB, Economics).

Same school

Shared employers