/People

Guillaume Marion

Investor

Partner, Capital Formation at Sagard Private Equity Canada · Partner, Capital Formation at Sagard Credit Partners

Canada

Find your path to Guillaume

577 people in our graph can introduce you to Guillaume.

Each arrow is one introduction. Sign up to fill in the first one.

Ask Anders Løe to introduce you to Guillaume

You →Anders · together at Sagard Private Equity Canada (2025–2026) →Guillaume

Ask Jamie Chen to introduce you to Guillaume

You →Jamie · 11 people · together at Sagard Private Equity Canada →Guillaume

Sign up to find every way you can get introduced to Guillaume

  • Your email: the people you already email who know Guillaume
  • 2nd- and 3rd-degree connections: people you know who worked, studied or invested with Guillaume
  • Your LinkedIn: the connections who can make the intro for you

We rank every route by how warm it is, so you raise on warm intros instead of cold emails.

About

Guillaume Marion is a Partner at Sagard, where he connects Quebec entrepreneurs and investors with the firm's global investment platform. He previously served as COO/CFO and chair of the investment committee at Diagram, contributing to the growth of Sagard's venture-building platform to five funds and more than 20 incubated companies. With over 20 years of experience in private equity, venture capital, and investment banking across Montreal, Toronto, Berlin, and London, he holds degrees from London Business School and HEC Montréal, is a CFA and CAIA charterholder, and serves on boards spanning culture, public policy, and private capital.

Experience

  1. SagardPartnercurrent2019 — present
  2. SagardPartner, COO/CFO of Diagram2019 — 2024
  3. SagardCFO of Diagram2017 — 2019
  4. HSBCInvestment Banking2014 — 2017London, United Kingdom
  5. Rocket Internet SECFO, Portfolio Company2012 — 2013Berlin, Germany
  6. PSP Investments | Investissements PSPPrivate Equity Investor2007 — 2012Montreal, Quebec, Canada
  7. Genuity Capital MarketsM&A Analyst2006 — 2007Montreal, Quebec, Canada

Skills & more

Private EquityVenture CapitalCorporate GovernanceEntrepreneurshipPlatform BuildingInvestment Management
  • Chartered Alternative Investment Analyst — CAIA Association
  • Chartered Financial Analyst — CFA Institute

From Guillaume's professional profile.

Colleagues at Sagard Private Equity Canada

Frequently asked questions

Who is Guillaume Marion?
Guillaume Marion is a Partner at Sagard, where he connects Quebec entrepreneurs and investors with the firm's global investment platform. He previously served as COO/CFO and chair of the investment committee at Diagram, contributing to the growth of Sagard's venture-building platform to five funds and more than 20 incubated companies. With over 20 years of experience in private equity, venture capital, and investment banking across Montreal, Toronto, Berlin, and London, he holds degrees from London Business School and HEC Montréal, is a CFA and CAIA charterholder, and serves on boards spanning culture, public policy, and private capital.
Where does Guillaume Marion work?
Guillaume Marion is Partner, Capital Formation at Sagard Private Equity Canada and Partner, Capital Formation at Sagard Credit Partners.
Where did Guillaume Marion go to school?
Guillaume Marion studied at London Business School (MSc in Finance; Graduation Award for Outstanding Leadership.); HEC Montréal (BBA; President of the Investment Club (FPHEC), Founding President of the Omnium Financier.).

Same school

Shared employers