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SÉBASTIEN RHÉAUME
CPA, CFA

Co-Founder, CIO, Managing Director

Sebastien brings more than 35 years of experience as an investment professional, supported by a diverse background that enables him to navigate today’s complex market environment with confidence and insight.

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Since co‑founding AlphaFixe in 2008, he has served as Chief Investment Officer, where he has successfully led the firm’s investment team and guided its strategic direction.

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Prior to AlpahFixe he worked as a lead Portfolio Manager at a major investment firm and as a Director in the private equity group of a Maple 8 institution. His earlier career also includes experience in mergers and acquisitions as well as audit, contributing to the breadth of his financial expertise.

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A Chartered Professional Accountant (CPA) and CFA charterholder, Sebastien holds a degree in Public Accountancy from McGill University, where he also completed his Bachelor of Commerce.

© 2026 AlphaFixe Capital

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