Pierre-Olivier Charlebois

Pierre-Olivier Charlebois

Montréal, QC recognized lawyers icon Recognized in Best Lawyers since 2018
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376 Best Lawyers awards

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Awarded Practice Areas

Energy Regulatory Law Energy Law Environmental Law Natural Resources Law Oil and Gas Law
*Named the "Lawyer of the Year" in this practice area in the 2026 edition in Montréal.

Biography

Pierre-Olivier Charlebois is a leading lawyer in the areas of environmental, mining, energy, climate change and corporate social responsibility law. Recognized by his peers across Canada and internationally due to his multidisciplinary expertise, Pierre-Olivier is the go-to legal reference.

Pierre-Olivier is the leader of the Corporate Social Responsibility group. He also heads the Environmental, Energy and Climate Change group for the Quebec region.

Pierre-Olivier advises clients on compliance with environmental laws and regulations. He participates in obtaining government authorizations needed to develop new industrial and energy projects. He also represents clients during environmental administrative, penal and civil litigation.

His mining expertise encompasses environmental aspects involved in acquiring, restoring and closing a mine. Pierre-Olivier also advises clients on implementing and transferring financial security covering the cost of restoring a mining site.

His expertise in climate change covers all aspects of the carbon market, specifically compliance with Canadian and Quebec legislation and developing carbon offsets.

In energy law, he advises private and public energy providers working with biomass, hydroelectric and wind power on regulatory and commercial issues. He also applies his expertise to the institutional and legal reform of the production, transmission and regulation of electricity in developing countries, more specifically Africa.

In corporate social responsibility, Pierre-Olivier helps clients implement strategies and policies on Aboriginal, environmental, regulatory and other aspects of corporate social responsibility.

Fasken

376 Best Lawyers awards

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Overview

Client Testimonials

Awards & Focus

Lawyer of the Year Badge - 2026 - Energy Regulatory Law Lawyer of the Year Badge - 2024 - Energy Regulatory Law Lawyer of the Year Badge - 2020 - Energy Regulatory Law
Named "Lawyer of the Year" by Best Lawyers® for:
  • Energy Regulatory Law, Montréal, Canada (2026)
  • Energy Regulatory Law, Montréal, Canada (2024)
  • Energy Regulatory Law, Montréal, Canada (2020)
Recognized in The Best Lawyers in Canada 2026 for work in:
  • Energy Law
  • Energy Regulatory Law
  • Environmental Law
  • Natural Resources Law
  • Oil and Gas Law

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