Moore Stephens

Partner

Isabelle Lemieux

Partner, Assurance

CPA

From trainee to partner, my career at Demers Beaulne has been built on passion, consistency and dedication. Since 1997, the firm has grown, changed and innovated – just like me. It’s this constant evolution that fuels my passion for the profession.

I have a deep attachment to my clients, especially NPOs and public organizations, who stimulate me with their unique missions and challenges. I am committed to accompanying them with rigor, clarity and candor, offering thoughtful options rather than a fixed verdict.

As in a good concert, I believe in the power of the collective: when everyone plays their note, the result is powerful. Maybe that’s why I love live music so much, that moment when everyone vibrates in unison, carried along by the same energy. I find this same harmony at Demers Beaulne: that of a team where talents come together, where expertise complements each other to offer each customer the right, coherent support.

AREAS OF EXPERTISE

Non-profit

AREAS OF EXCELLENCE

Assurance
Audit
Review engagement
Due diligence

  • Montréal
  • Brossard
  • Close to you wherever you go
  • Laval
  • Montréal
  • Brossard
  • Close to you wherever you go
  • Laval
  • Montréal
  • Brossard
  • Close to you wherever you go
  • Laval
  • Montréal
  • Brossard
  • Close to you wherever you go
  • Laval

RECENT NEWS

Always well informed

Navigating uncertainty: key challenges for businesses in 2026

For businesses, 2026 looks set to be a year of tight navigation. Uncertainty is no longer just background noise: it now shapes business decisions. Geopolitical, commercial, financial, technological uncertainty… Everything is moving forward, but rarely in a straight line.

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The Future of Cryptocurrency Tax Reporting

This article was written by John Liu, CPA, Senior Tax Director at SEGAL LLP, as part of the quarterly newsletter dedicated to Canadian news. This publication is produced by the Canadian member firms of the Moore North America network. This in-depth analysis of cryptocurrency taxation is part of our commitment to remain your trusted partner [...]
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Getting Ready For an Audit: A Canadian Company’s Guide

This article comes from DMCL and is part of the quarterly newsletter on Canadian news, a publication produced by the Canadian member firms of the Moore North America network. It discusses strategies that enable companies to effectively prepare for a financial audit, a topic that fits perfectly with our mission to be your preferred partner [...]
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