# Guillaume Marion

> Guillaume Marion is a startup investor at Diagram Ventures (Toronto). See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Diagram Ventures](https://shizune.co/investors/profile/diagram-ventures)
- Location: Toronto, Canada
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/guillaumemarion

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

## 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.

5 contacts available at Diagram Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Guillaume Marion | Partner, CFO, Investor | https://shizune.co/investors/profile/guillaume-marion |
| Daniel Robichaud | Managing Partner & Co-Founder | https://shizune.co/investors/profile/daniel-robichaud |
| Francois Lafortune | Co-Founder & CEO | https://shizune.co/investors/profile/francois-lafortune |
| Frédéric Latreille | Partner | https://shizune.co/investors/profile/fr%C3%A9d%C3%A9ric-latreille |
| Mike Cegelski | Limited Partner | https://shizune.co/investors/profile/mike-cegelski |

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