Guillaume Marion

Partner, CFO, Investor @ Diagram Ventures

Toronto, Canada

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Guillaume Marion is a startup investor at Diagram Ventures in Toronto. Guillaume Marion - Partner, CFO, Investor @ Diagram Ventures

Last updated: Aug 2026

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About Diagram Ventures

VC Fund · Montréal, Canada

Diagram is a venture builder that conceives and launches technology companies in the financial services, insurance, and health industries. Working alongside world-class founders, we combine access to venture capital investment, hands-on support, and a deep ecosystem of partners into a unique platform to launch a business and pursue global success.

Diagram Ventures Contacts

Name	Email	Phone	Socials
Guillaume Marion Partner, CFO, Investor	Upgrade to unlock	Upgrade to unlock	Upgrade to unlock
Daniel Robichaud Managing Partner & Co-Founder	Upgrade to unlock	Upgrade to unlock	Upgrade to unlock
Francois Lafortune Co-Founder & CEO	Upgrade to unlock	Upgrade to unlock	Upgrade to unlock
Frédéric Latreille Partner	Upgrade to unlock	Upgrade to unlock	Upgrade to unlock
Mike Cegelski Limited Partner	Upgrade to unlock	Upgrade to unlock	Upgrade to unlock

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