LAWYER PROFILE
Louis-Martin O'Neill

Louis-Martin O'Neill

Global 2026

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Ranked in 1 practice area

About

Provided by Davies Ward Phillips & Vineberg LLP

Global

Practice Areas

Louis-Martin is a litigation partner at Davies Ward Phillips & Vineberg in Montréal. He brings extensive experience in high-stakes litigation and special situations. His practice covers a broad spectrum of M&A, corporate, securities, commercial and insolvency disputes, court-supervised transactions and restructurings, investigations and white-collar matters. He has been involved in numerous major M&A and securities litigation cases in Québec, including the landmark Supreme Court of Canada’s decision relating to BCE’s proposed $52-billion privatization. He frequently advises boards on governance and sensitive issues. He has worked in the United Kingdom, and is acting for many international clients on multijurisdictional matters. Select Recognition: Fellow of the Litigation Counsel of America; The Legal 500 Canada; Benchmark Canada; Lexpert Rising Stars, Lexpert Special Edition: Litigation, Restructuring and Insolvency; The Canadian legal Lexpert Directory (Most Frequently Recommended); The Best Lawyers in Canada.

Chambers Review

Provided by Chambers

Chambers Global Guide

Dispute Resolution: Litigation - Canada

Band 3
Band 3

Individual Editorial

Louis-Martin O'Neill is an esteemed commercial litigator based in Montréal. He draws praise for his securities practice as well as for handling a wider selection of commercial mandates.

Strengths

Provided by Chambers

  • Louis-Martin is calm, composed and always responsive.

    Dispute Resolution: LitigationChambers Global Guide
  • Louis-Martin O'Neill is an excellent lawyer.

    Dispute Resolution: LitigationChambers Global Guide
  • Louis-Martin makes things seem easy, is extremely efficient and knows exactly what to do to gets things done.

    Dispute Resolution: LitigationChambers Global Guide

Ranked Individuals at Davies Ward Phillips & Vineberg LLP (55)

Canada

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