LAWYER PROFILE
Guy Du Pont

Guy Du Pont

Canada 2026

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Ranked in 3 practice areas

About

Provided by Davies Ward Phillips & Vineberg LLP

Practice Areas

Guy is recognized as a leading litigation counsel in Canada. Guy is one of only a handful of litigators in Canada to be admitted as a Fellow of the American Bar Foundation and the American College of Trial Lawyers, and one of very few Canadians to be honoured as an elected member of the American Law Institute since 1923. He is a member of the Québec, Ontario and British Columbia bars; and has received Lawyer Emeritus Distinction from the Barreau du Québec; the Order of Merit from University of Ottawa; the Tax Court of Canada Medal for outstanding services to the Court; and Benchmark Canada’s Hall of Fame Award. Guy practises complex, high-stakes litigation involving a wide range of areas and has appeared at all levels of trial/appellate courts in Canada, including Tax Court of Canada, both levels of Federal Court and Supreme Court of Canada, in a number of leading cases, in a wide range of practice fields, including taxation, class actions, competition, white-collar and constitutional law. As lead counsel, he successfully argued BCE Inc.’s appeal before the Supreme Court with respect to a $52-billion takeover by Teachers’ Consortium, the most important commercial case in Canada. Select Recognition: American College of Trial Lawyers—Fellow; Québec Bar—Lawyer Emeritus Distinction; Benchmark Canada’s Hall of Fame Award; Benchmark Canada; International Tax Review’s Tax Controversy Leaders; International Tax Review’s World Tax: The Comprehensive Guide to the World’s Leading Tax Firms; The Legal 500 Canada; Lexpert Special Edition: Litigation; The Canadian Legal Lexpert Directory; The Best Lawyers in Canada; Lexology Index; Tax Court of Canada Medal; Ordre du mérite, University of Ottawa Faculty of Law Civil Law Section; Association des avocats de la défense de Montréal; Expert Guides—White Collar Crime.

Chambers Review

Provided by Chambers

Chambers Canada Guide

Tax: Litigation - Nationwide - Canada

Band 1
Band 1

Individual Editorial
Guy Du Pont is recognised as one of the country's most highly regarded contentious tax lawyers. Based in Montréal, he is frequently sought out for representation in high-stakes litigation, investigations and audit files.

Litigation: General Commercial - Québec

Band 1
Band 1

Individual Editorial
Guy Du Pont operates a longstanding commercial litigation practice out of Montréal. His expertise includes a focus on tax law matters.
Editorial individuel

Guy Du Pont possède une pratique de longue date en litige commercial à Montréal. Son expertise porte notamment sur les questions de droit fiscal.

White-Collar Crime & Government Investigations - Nationwide - Canada

Band 4
Band 4

Individual Editorial

Guy Du Pont is based in Davies Ward Phillips & Vineberg's Montréal office, where he has specific expertise in representing clients in class actions and mass tax appeals. He often represents blue-chip companies and high net worth individuals in white-collar issues.

Strengths

Provided by Chambers

  • Guy is straight to the point and always available.

    Tax: LitigationChambers Canada Guide
  • Guy has a stellar reputation and is someone who competes head on in the market.

    Tax: LitigationChambers Canada Guide
  • He is an outstanding lawyer and litigator on tax matters in Canada. Guy is highly respected by his peers and has great judgment and experience.

    Tax: LitigationChambers Canada Guide
  • Guy is an excellent, specialised lawyer.

    White-Collar Crime & Government InvestigationsChambers Canada Guide
  • Guy Du Pont is very wise with vast experience.

    White-Collar Crime & Government InvestigationsChambers Canada Guide

Ranked Individuals at Davies Ward Phillips & Vineberg LLP (121)

Nationwide - Canada

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