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About Sébastien

Sébastien is an experienced insolvency lawyer who advises clients on insolvency litigation, debt enforcement, commercial reorganizations, including CCAA and proposal proceedings and complex receiverships. He advises debtor companies, secured and unsecured creditors, purchasers of distressed assets, debtor-in-possession lenders, monitors and trustees, and other parties affected by business insolvency issues.

Sébastien also practises commercial litigation with an emphasis on corporate and securities litigation. He represents clients in public-private partnerships on all aspects of commercial & construction litigation. Sebastien is handling several technical arbitration and injunction proceedings on multibillion-dollar infrastructure projects.

Sébastien has represented several clients before the Québec Superior Court, the Québec Court of
Appeal and the Supreme Court of Canada.

Select Experience
  • Acted on behalf of secured creditors in the CCAA of Groupe Sélection

  • Acted on behalf of secured creditors in the receivership matters of Groupe Huot

  • Acted on behalf of secured creditors in the receivership of Centre d’affaires Capital Helipro Inc.

  • Acted on behalf of secured creditors in the CCAA of Groupe Airmedic inc.

  • Acted on behalf of Bloom Lake General Partner Limited and various affiliates owning one of the largest iron ore mines in Canada, in the context of proceedings filed under the Companies' Creditors Arrangement Act (CCAA)

  • Acted on behalf of an alternative financing provider with respect to its CCAA filing with total indebtedness of C$113-million

  • Acted on behalf of RB Energy Inc. and Quebec Lithium Inc., mining companies operating iodine and lithium mines, with respect to proceedings filed under the CCAA

  • Acted on behalf of an asbestos mining company in proceedings pursuant to the CCAA in relation to the Canadian recognition of its U.S. restructuring proceedings

  • Acted on behalf of hotel operators with respect to their restructuring under the BIA

  • Represented a royalty company seeking the recognition of an overriding royalty in the context of insolvency proceedings involving mining companies

  • Represented various creditors and debtors in large restructuring matters

  • Represented several public companies in obtaining approval of plans of arrangement under the Canada Business Corporations Act

  • Represented financial institutions in the realization of securities

  • Represented public companies and dissenting shareholders in the context of proxy battles

Awards & Recognition

Sébastien is recognized as a leading Canadian lawyer by the following publications:

  • The Canadian Legal Lexpert Directory 2024 (Insolvency & Financial Restructuring – Insolvency Litigation, Insolvency & Financial Restructuring – Financial Restructuring)

  • The Best Lawyers in Canada (Corporate and Commercial Litigation, Insolvency and Financial Restructuring Law)

  • Who's Who Legal: Canada (Restructuring & Insolvency)

  • IFLR1000: The Guide to the World's Leading Financial Law Firms (Notable Practitioner – Restructuring and Insolvency)

  • Benchmark Canada: The Definitive Guide to Canada's Leading Litigation Firms and Attorneys (Litigation Star – Arbitration, Commercial, Aviation, Securities)

Professional Activities

Sébastien is a member of the Bar of Montreal, the Quebec Bar Association, the Canadian Bar Association and the Turnaround Management Association (Montréal chapter). He is also a member of the board of directors of the Association cycliste en développement des affaires.


Admitted to the Quebec Bar – 1998
LLB, Université de Montréal – 1997

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