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Justine Janssen

Investor

Partner at RDY Ventures

Brussels, Brussels Region, Belgium

Writes $108K – $540K checks

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About

Justine Janssen combines founding Good Boost and a McKinsey background to bring founder perspective and structured problem‑solving to seed investing, while running high‑energy founder–investor networking and expanding European tech presence.

Invests in

AI & Machine LearningHealthtechLogistics & Supply ChainSaaSSector Agnostic

Experience

  1. TurnUpBoard Membercurrent2026 — present
  2. Good BoostBoard Observercurrent2025 — present
  3. RDY.VCPartnercurrent2025 — present
  4. Birdhouse VenturesPartner2025
  5. BirdhousePrincipal2024 — 2025Antwerp, Flemish Region, Belgium
  6. AntlerInvestment Manager2024Amsterdam, North Holland, Netherlands
  7. McKinsey & CompanyConsultant2021 — 2024Brussels, Brussels Region, Belgium
  8. Residents AbroadChief of Staff2019 — 2021Belgium
  9. APZ Sint-LuciaResident Adult Psychiatry2020 — 2021St-Niklaas, Flemish Region, Belgium
  10. BloomUpCo-Founder2020

Skills & more

Board Governance1Research9Social Media3English7PowerPoint11Public Speaking13

Languages Dutch · English · French

From Justine's professional profile.

Investments

Per curated public sources.

Colleagues at RDY Ventures

Alexandra Buekens
Partner at RDY Ventures
Carl Jacobs
Venture Partner at RDY Ventures
Catalina Daniels
Venture Partner | Chair, Birdhouse at Remarkable Ventures
Christophe Behiels
Waarnemer at Angelwise
Filip Smet
Venture Partner at RDY Ventures
Filip Van Innis
RDY Investment Committee (Fortino Capital) at RDY Ventures
Frank Claassen
Managing Partner at Newion
Geert Houben
Venture Partner at RDY Ventures

Frequently asked questions

Who is Justine Janssen?
Justine Janssen combines founding Good Boost and a McKinsey background to bring founder perspective and structured problem‑solving to seed investing, while running high‑energy founder–investor networking and expanding European tech presence.
Where does Justine Janssen work?
Justine Janssen is Partner at RDY Ventures.
What does Justine Janssen invest in?
Justine Janssen invests in AI & Machine Learning, Healthtech, Logistics & Supply Chain, SaaS, Sector Agnostic.
What check size does Justine Janssen write?
Justine Janssen typically writes checks of $108K – $540K.
What companies has Justine Janssen invested in?
Investments tracked here include Juno College of Technology.
Where did Justine Janssen go to school?
Justine Janssen studied at Ghent University (Master of Medicine in Specialist Medicine, Adult Psychiatry); Harvard Graduate School of Education (Master of Education - MEd, Human Development & Psychology); Ghent University (Master of Medicine).

Founder mafias

Same school

Shared employers