Skip to main content

PLEASE NOTE: For everyone’s safety, Fasken recommends anyone on-site at our Canadian offices be familiar with the COVID-19 recommendations in place which may include one or more of the following: social distancing, hand sanitizing, wearing a mask in common areas and proof of full vaccination. These measures apply to lawyers, staff, clients, service providers and other visitors.

Pierre-Olivier Charlebois Associé/Partner Montréal

Pierre-Olivier Charlebois

Partner | Leader, Corporate Social Responsibility Fasken
Environmental, social and economic issues must be considered in order to successfully develop natural resources and implement industrial and energy projects.
Jurisdiction Quebec, 2004
Language(s) French, English
Office(s) Montréal


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.


Client Work

Date Client

Career & Education


  • LLM, droit de l'environnement, développement durable et sécurité alimentaire Université Laval
  • LLB Université de Sherbrooke

Community involvement

  • Chair of the Water Committee, Quebec Business Council on the Environment (CPEQ)
  • Vice President of the Board, Fondation Martin Matte
  • Member of the Board of Directors, Québec Business Council on the Environment

Memberships & Affiliations

  • Québec Bar
  • Bar of Montréal
  • Canadian Bar Association
  • Young Bar Association of Montréal


Fasken Institute



Article Commentary: The Paris Agreement is a historic climate deal
Article Autorisation préalable : évaluation des impacts sur l’environnement de la Loi canadienne sur l’évaluation environnementale (2012)

Speaking Engagements

The Modernization of the Environment Quality Act (Modernisation de la Loi sur la qualité de l’environnement) Training on the Modernization of the Environment Quality Act (EQA) organized by the Réseau Environnement in collaboration with the ministère du Développement durable, de l’Environnement et de la Lutte contre les changements climatiques
Our Expert Panel: Authorization under the Environment Quality Act Presented at the 20th Annual Convention organized by the Regroupement des Récupérateurs et des Recycleurs de Matériaux de Construction et de Démolition du Québec. location location Drummondville Centrexpo Cogeco
Expropriating Contaminated Land Presented at Project Management Institute (PMI) organized by Fasken Martineau Dumoulin location location Montreal Fasken Martineau DuMoulin


    Receive email updates from our team