LAWYER PROFILE
Jean-Guillaume Shooner

Jean-Guillaume Shooner

Canada 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 2 practice areas

About

Provided by Stikeman Elliott LLP

Canada

Practice Areas

Jean-Guillaume Shooner is a partner in the Tax Group and is the national head of Stikeman Elliott’s Commodity Tax, Customs and International Trade practice. His practice focuses on commodity taxation (including Goods and Services Tax/Harmonized Sales Tax, Québec Sales Tax and provincial sales taxes), insurance premium taxes, excise taxes, luxury tax, as well as fuel and carbon taxes. He advises clients on various international trade matters involving customs compliance, import/export controls (including supply-managed trade controls), CUSMA (USMCA) and other free-trade agreements, customs valuation and tariff classification.

His practice on Canadian federal regulatory laws also includes the import of controlled nuclear substances under the Nuclear Non-proliferation Import and Export Control Regulations, economic sanctions, and the Controlled Goods Program. Jean-Guillaume also advises clients on certain anti-dumping and countervailing matters under the Special Import Measures Act (SIMA).

Jean-Guillaume acts for major Canadian and multinational corporations and provides strategic advice in the areas of commodity taxation and international trade, dispute settlement, voluntary disclosures (sales taxes, customs compliance, and export controls) and obtaining import or export permits.

He is a member of our S-211 (Forced and Child Labour Law) Working Group.

Jean-Guillaume’s commodity taxation and customs matters expertise are recognized by the legal industry’s most prominent directories, including Chambers, Lexpert and The Legal 500.

Chambers Review

Provided by Chambers

Chambers Canada Guide

International Trade/WTO - Nationwide - Canada

Band 4
Band 4

Individual Editorial

Montréal-based Jean-Guillaume Shooner of Stikeman Elliott LLP is recognised for his dual expertise in trade and tax law, assisting with issues ranging from CITT submissions to Customs Act compliance and indirect tax.

Tax: Indirect Tax - Nationwide - Canada

Spotlight
Spotlight

Individual Editorial

Jean-Guillaume Shooner is expert in indirect tax matters. He regularly handles matters relating to GST and QST.

Strengths

Provided by Chambers

  • Jean-Guillaume provides excellent client service.

    International Trade/WTOChambers Canada Guide
  • Our work with Jean-Guillaume has been outstanding.

    International Trade/WTOChambers Canada Guide
  • Jean-Guillaume is excellent and knowledgeable, but he also knows our business very well which is always helpful.

    Tax: Indirect TaxChambers Canada Guide
  • Jean-Guillaume is well-recognised as an excellent practitioner.

    Tax: Indirect TaxChambers Canada Guide

Ranked Individuals at Stikeman Elliott LLP (177)

Alberta

British Columbia

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership