Julien Hamel-Guilbert


Office(s) :

Bar(s) : Québec

Julien Hamel Guilbert

Julien Hamel-Guilbert’s practice focuses on international trade and customs law; particularly in trade remedies (ADD | CVD), cross-border trade facilitation and customs/export controls compliance. He assists clients in developing import and export compliance programs and is representing clients before Canadian and European agencies in the context of trade and customs proceedings. He advises corporate clients and governments on a broad range of international trade and customs law technical matters, providing strategic counsel in regard to issues arising from WTO Agreements, bilateral trade agreements (CUSMA/NAFTA/CETA/CPTPP), Canadian, American and European Union member state trade and customs provisions.

He provides clients with strategic and technical expertise with respect of ADD and CVD methodological issues, injury investigations, Safeguard proceedings, and Judicial Review. He has represented client before the Canadian International Trade Tribunal, and the Canadian Federal Court of Appeal. He also advises and represents clients with respect of tariff classification, valuation, origin, marking, penalty determinations (AMPs) and export controls.

He assists the Customs and International Trade Law Practice at DS Lawyers Canada LLP and is collaborating with Leading Lawyer Vincent Routhier Certified Commercial and Civil Arbitrator and named to the CITT’s Expert Advisory Committee.

While studying law at the Université du Québec à Montréal, Julien was employed as a research assistant before submitting his master's thesis on the police powers of the State in investment law. Afterwards, Julien left the country to serve as a young professional consultant for the United Nations Development Program (UNDP) in Ukraine. During his stay, he assisted SMEs in innovative economic endeavours. Upon his return to Quebec, Julien completed his law studies at UQÀM and the École du Barreau, from which he graduated in 2020. He completed his Bar internship at the Commercial Litigation Department of the Ministère de l'Économie et de l'Innovation, where he was hired as a commercial litigation advisor. Julien then developed an expertise in international trade law while advising companies in the agri-food, manufacturing and forestry sectors. He collaborated in the defense of several cases (Canada-Australia wine dispute, Canada-U.S. softwood lumber dispute, Lone Pine v. Canada dispute, blueberry safeguard investigation, solar panels, etc.). Since joining DS Avocats, Julien has focused his expertise on customs litigation and on dumping and subsidizing investigations before the Canada Border Services Agency (CBSA) and the Canadian International Trade Tribunal (CITT).

École du Barreau
Baccalauréat en droit
Maîtrise en droit international
Propédeutique droit international
Baccalauréat communication, politique et société


Choquette Family Foundation Student Mobility Award

Faculté de science politique et droit
Tableau d’honneur résultats académiques, 2e cycle

Bourse Fernand Lafleur Distinction dossier académique et engagement social

    • Expertise and Legal Opinion in international trade and economic law, regulatory and compliance law, customs law, international investment;

    • Trade remedies litigation; subsidization policies and practices, antidumping and countervailing duty proceedings, customs entry procedures (tariff classification, valuation), international transactions and trade policy;

    • Legal writing and research re: briefs, contracts, legal opinions;

    • Litigation, interpretation of legal materials and negotiation of international agreements (WTO, NAFTA, CUSMA, CIFTA, etc.);

    • Securing of international trade dispute;

    • Development of transitional trade policy agendas for government;

    • Elaboration of trade practices and procedures for international companies;

    • Trade policy reviews (particularly in agro-industrial, iron and steel and high technology industry sectors);

    • Analysis of economic injury determinants in trade remedy actions.

    • Book Review of “Louis Bahougne, Le Financement du service public”, Quebec Journal of International Law (2017, Special Edition)

    • Book Review of M. Sornarajah, Resistance and Change in the International Law on Foreign Investment, Quebec Journal of International Law (2016, Special Edition)

    • “Application de la CDEC à l’ère du numérique”, Centre d’études sur l’intégration et la mondialisation (CEIM), 2015, Montréal.


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