International trade in Canada

Cassidy Levy Kent LLP

Recognised domestically as a leader in trade law, Cassidy Levy Kent LLP has experience in a range of key trade mandates. Based out of offices in Ottawa and Washington DC, the team is not only experienced in acting in matters concerning Canadian trade standards but also US ones. Due to this, it has a strong presence advising on matters arising out of the CUSMA North American trade framework. Notable work includes representing Archer Daniels in an antidumping case relating to French imports, under the new Canada-European Union Comprehensive Economic and Trade Agreement. Christopher Kent and Christopher Cochlin lead the Canadian team and are recognised for their expertise in trade remedies and trade policies, respectively. Andrew Lanouette is a key name for high-stakes trade remedy cases, with experience under both US and Canadian rulesets. Other key names include senior statesman Lawrence Herman, recently promoted partner Michael Milne, and counsel Susana Lee. All listed lawyers are based in Ottawa.

Other key lawyers:

Andrew Lanouette; Lawrence Herman; Michael Milne; Susana Lee


Their analytical capacity is second to none. I am always very impressed by how well their analyses are structured and written. Further, they definitely have an holistic approach to analysing issues. Of course, their analysis focuses on the legal aspects/framework, but they definitely take into account the business, political, and social aspects. This is definitely what makes their analysis standout.

Christopher Kent: his passion is remarkable. He gives the impression that he would work on an issue even if that would not be his daily job! Extremely competent in commercial law.

Christopher Cochlin: Exceptional network in international trade. Phenomenal analytical capacity.

Key clients

EVRAZ Inc. NA Canada

Gerdau Ameristeel Corporation

ADM Agri-Industries Co.

Government of Nova Scotia

Dairy Farmers of Canada

The Heico Companies, LLC

Apergy Canada ULC – Alberta Oil Tool Division

Leland Industries

CertainTeed Canada Inc.

Welded Tube of Canada Corporation

ABB Power Grids Canada Inc.

Western Forest Products Inc.

Bri-Steel Corporation

Northern Transformer Corporation

PTI Transformers Inc., PTI Transformers L.P.

Transformateurs Delta Star Inc.

Work highlights

  • Represented Archer Daniels Midland in obtaining antidumping duty protection against wheat gluten imported into Canada from a number of countries.
  • Defended CertainTeed Canada Inc. against CGC Inc.’s request for an interim review of the Gypsum Board antidumping order.
  • Acted for ChampionX Canada ULC – Alberta Oil Tool in negotiating an antidumping undertaking with Tenaris Global Services – the only cooperating exporter in the case.

McCarthy Tétrault

McCarthy Tétrault‘s international trade practice is a go-to choice for businesses in need of trade and international investment expertise. It is sought after for its expertise relating to enforcement and compliance of numerous international statutes, including anti-corruption, sanctions, and import/export rules. Disputes are a core focus, with particular emphasis on anti-dumping and countervailing measures. This includes advising on the first dumping challenge under CUSMA regulations and handling aspects of WTO and CETA trade agreements. The group also has experience in heavily regulated product markets including energy, mining, pharmaceuticals, technology and defense. John Boscariol leads the team from Toronto, offering broad expertise in trade matters with an emphasis on foreign investment regulation. Also in Toronto are Martha Harrison and senior associate Carmen Francis; they have dual experience in trade and product regulatory frameworks, with Harrison particularly experienced in arbitrations. The team also has a key office in Montreal.

Practice head(s):

John Boscariol

Key clients

Atlantic Towing Ltd.

Andriy Portnov

Fairfax Africa Holdings Corporation and Fairfax Financial Holdings Limited

CGC Inc. / USG

Canadian Renewable Association

Irving Shipbuilding


Work highlights

  • Advising Nuctech on complex trade strategies in connection with this Canadian International Trade Tribunal hearing.
  • Representing Canadian Renewable Association’s interests in a contentious dumping expiry review proceeding.
  • Acting for Mr. Andriy Portnov, former Deputy Chief of Staff to former Ukrainian President Viktor Yanukovych, regarding the Canadian government’s blacklisting of him on a sanctions list.

Bennett Jones LLP

Bennett Jones LLP advises clients across the full range of international trade matters, including trade remedy cases, export control matters, import regulations and disputes. Notable highlights include Ottawa-based Valerie Hughes representing the Qatari government in a WTO dispute with the UAE and acting for G-III apparel in a customs appeal. The team is particularly known for its supply chain compliance and advisory work under a number of international frameworks, in particular advocating for Chinese suppliers in front of Global Affairs and the Department of National defense. Darrel Pearson leads the team from Toronto, offering a broad trade practice. Other key names include Sabrina Bandali and George Reid, who handle investigations and disputes, and recently promoted partner Jessica Horwitz.

Practice head(s):

Darrel Pearson

Other key lawyers:

Valerie Hughes; Sabrina Bandali; George Reid; Jessica Horwitz

Key clients

Cenovus Energy

Crate & Barrel Canada

G-III Canada

Gold Bar


Hyundai Electric & Energy Systems Ltd.

Hyundai Steel Company

Kissner Group

Luxtona Limited

Nippon Steel Corporation

Lone Pine Resources Inc. (Prairie Provident Resources)

Retail Council of Canada

Sentsy Canada


Watermill Group

World Trade Organization (WTO)

Zekelman Industries

Work highlights

  • Acted for Hyundai Electric & Energy Systems Ltd in an anti-dumping case relating to special tariffs imposed on importations of large power transformers exported from the Republic of Korea.
  • Acting in appeal to the Canadian International Trade Tribunal on behalf of Delta Galil USA, Inc. in a case concerning a novel customs valuation issue relating to non-resident importers.
  • Serving as a WTO dispute settlement panellist to rule on a dispute brought by the Government of Qatar against the Government of the United Arab Emirates regarding alleged violations of WTO obligations.

Conlin Bedard LLP

Boutique firm Conlin Bedard LLP offers a broad range of international trade services, with a particular emphasis on trade remedy work. The team has been heavily involved with anti-dumping cases relating to the steel industry, representing Canadian producers of plate and rebar, as well as offering expertise in the renewable energy, hardwood and agriculture industries. It also advises on navigating sanctions, anti-corruption/ethics matters, and provides representation in dispute settlement proceedings before the WTO. The team is co-led by founders Paul Conlin and Benjamin Bedard. Conlin offers additional government contracting experience while Bedard has a hybrid trade/transport practice. Other key lawyers include Drew Tyler, who adds experience advising on information and privacy laws and recently promoted partner Anne-Marie Oatway. The team is based in Ottowa.

Practice head(s):

Benjamin Bedard; Paul Conlin

Other key lawyers:

Drew Tyler; Anne-Marie Oatway

Key clients


Algoma Steel Inc.

Stelco Inc.

Canadian Steel Producers Association


AltaSteel Inc.

Nova Tube

Silfab Solar Inc.

Flynn Canada

Canadian Institute of Steel Construction

Work highlights

  • Acted for Algoma Steel Inc. in commencing an anti-dumping proceeding in respect of heavy plate imports from Germany and Taiwan.
  • Representing ArcelorMittal and AltaSteel Inc. in connection with an anti-dumping proceeding in respect of steel rebar imports.
  • Representing Permolex in anti-dumping proceeding in respect of wheat gluten imports from Australia, Austria, Belgium, France, Germany and Lithuania.

Baker McKenzie

As a part of a global firm, Baker McKenzie's Canadian offices are a popular choice for international trade services for its international corporate client base. The team provides strategic advice on matters including anti-dumping cases, subsidies, export controls, multilateral trade agreements, customs law, and complex regulatory matters. The group is particularly experienced in connecting clients in US, European and Chinese markets on key sanctions matters. Paul Burns leads the team, with expertise in commodity taxes. Another key name is Brian Cacic.

Practice head(s):

Paul Burns

Other key lawyers:

Brian Cacic


‘Brian Cacic and Paul Burns in Baker’s Canada office provide practical advice towards resolving issues with Canada Customs and other related agencies. They come back with concrete options and can provide guidance through processes’

‘Brian Cacic and Paul Burns are both very knowledgeable and provide good practical solutions’

‘The Baker McKenzie team take the time to understand their client and the issue they are undertaking.’

Thoroughness and desire to understand the issues being reviewed. The consistency to follow up to seek clarity to the concerns of the client.’

‘Personable and approachable. Paul Burns has been a standout.’

‘I have worked with Paul Burns for several years and he genuinely takes an interest in his client and ensures the matters he is representing he fully understands. He provides detailed responses and breaks down information in a way that can be easily understood by those who may not be in a trade compliance role. He always provides thoughtful and constructive feedback to drive improvements in policy, legislation and process.’

Key clients

Hilti (Canada) Corporation

La Cie McCormick Canada Co.

Blake, Cassels & Graydon LLP

Acting on behalf of a diverse national and international client base, the team at Blake, Cassels & Graydon LLP provides a broad range of trade support. In addition to handling trade remedy litigation, the practice provides support on interpreting multilateral trade agreements, most notably CUSMA, negotiating sanctions, customs law, and commodity tax issues. Led by Toronto-based Greg Kanargelidis, the team is known to work closely with the firm’s broader tax practice. Other key names include Calgary-based Michael Dixon and Mark Morrison, who focus on white-collar criminal defense and anti-corruption, and associate Amy Lee, who has a broad customs law practice.

Practice head(s):

Greg Kanargelidis

Other key lawyers:

Michael Dixon; Mark Morrison; Amy Lee

Key clients

The Hillman Group Canada ULC

Wayfair LLC

SNC Lavalin Group Inc.

Work highlights

  • Serving as compliance officer for SNC-Lavalin group following its fraud and bribery conviction in Libya.


Known for providing ‘excellent legal advice and litigation services,’ Dentons‘ trade team is able to draw on the firm’s global footprint to act for its corporate client base. In addition to trade remedy, customs and sanctions advice, the team works closely with the firm’s government and public policy team, allowing it to effectively leverage government relations support on key trade matters. It is known for working under a number of trade agreement frameworks, including CUSMA, CETA, WTO rules. Paul Lalonde leads the Toronto-based team, with significant experience advising on government procurement and international investment matters.

Practice head(s):

Paul Lalonde

Other key lawyers:

Xavier Van Overmeire


‘Dentons’ trade team provides excellent legal advice and litigation services. ’

‘Paul Lalonde is a noted and respected trade lawyer. ’

‘Practical approach to legal issues; additional expertise in procurement law.’

Key clients

United Kingdom Department of International Trade

Tosyali Algeria

Saje Natural Wellness

Champagne Edition

Atakas Celik

Kik Custom Products

World Vision Canada

Suncor Energy Inc.

QVC Inc.

Scierie Alexandre Lemay et fils inc.

Work highlights

  • Acted for Scierie Alexandre Lemay et fils in an expedited review of anti-dumping and countervailing duties on Canadian softwood lumber imports.
  • Advised World Vision Canada on the constitutional and international trade elements potential amendments to all aspects of Canada’s proposed modern slavery legislation.
  • Acted as counsel for Tosyali in twin investigations into dumping of certain concrete reinforcing bars.  


Offering ‘excellent technical skills and high-quality advice,’ Fasken‘s trade practice provides corporate clients with advice on a number of key global trade agreements. It has a strong trade remedy practice, acting regularly in federal court on anti-dumping/countervailing measures, and a strong regulatory grasp. Most notable, however, is the firm’s anti-bribery and corruption offerings. The ‘no-nonsense, pragmatic and proactive’ Clifford Sosnow co-leads the team alongside experienced trade lawyer Peter Kirby.  Sosnow splits his time between Ottawa and Toronto, while Kirby is Montreal-based. The team works closely with its government relations practice, with key contacts being Dan Brock and Andrew House.

Practice head(s):

Peter Kirby; Clifford Sosnow

Other key lawyers:

Raymond Chrétien; Andrew House; Dan Brock


‘A large multi-office firm able to assist business in all areas of expertise with excellent technical skills and high-quality advice, combined with partner involvement and proximity/availability and good integration and communication between the different practices within the firm. ’

‘Clifford Sosnow offers a no-nonsense, pragmatic and proactive approach. A well-experienced and knowledgeable lawyer with excellent professional judgement. He tells you exactly what to do.’

‘Dan Brock and Andrew House are exceptional. They are personally engaged, well connected to policymakers, have built a solid grasp of the unique needs of our business and are solid and pragmatic strategists.’

Gowling WLG

Gowling WLG has a broad trade practice, covering customs compliance, trade litigation, customs valuations, export controls, and other key trade issues. It is particularly known for its work on behalf of manufacturers, both domestic and foreign, importers, exporters and trade associations to create compliance regimes and advise on corruption matters. The team also has notable expertise with tech businesses, in particular those related to cryptography. Wendy Wagner leads the team from Ottawa and is known for her additional work with privacy companies. Associate Hunter Fox is also well regarded; he has a broad trade advocacy practice.

Practice head(s):

Wendy Wagner

Other key lawyers:

Hunter Fox


‘Good reputation in the community. Strong relationships with government authorities help to clarify their position’

‘Hunter Fox was very quick to respond to all of our requests, took the time to understand our unique product and issues and his response was very thorough and complete. ’

‘The expertise in the area of software export is extensive. The practice’s understanding of the complexities and technical details involved in the export of cryptography software, in particular, is profound and extremely helpful to our business.’

‘Wendy Wagner is responsive and good-natured. She is knowledgeable at a fairly deep engineering level on the topic of cryptography software and related export law. It is rare to find that level of technical expertise in a lawyer.’

The Gowling WLG team is not only incredibly skilled in international trade, but also friendly and a true pleasure to work with. They are friendly, and explain things in a detailed yet easy to understand manner.

Hunter is one of the easiest people I have worked with. He is always incredibly thorough, communicative, and always helpful with whatever issues and problems arise. We will continue to utilize him for international trade questions, and have had nothing but positive experiences.

Key clients

Impex Solutions

Aexos Inc.

Restoration Hardware

Alberta Sugar Beet Growers Association

Work highlights

  • Served as counsel to Impex Solutions on an appeal before the CITT on the tariff classification of disposable shoe covers.
  • Representing Aexos Inc. before the CITT regarding tariffs classification of Halo protective gear – a wearable concussion/whiplash protective gear for use in sports.
  • Representing Restoration Hardware in proceedings in anti-dumping/countervail proceedings regarding upholstered furniture.

Norton Rose Fulbright

Norton Rose Fulbright has direct experience advising on trade matters to companies in the energy, steel, pharmaceuticals, mining and commodities industries. Its caseload includes trade remedy cases, customs classifications, export controls, sanctions, anti-corruption matters, and government procurement. The team also offers experience with international arbitration. Richard Wagner and counsel Alison G. FitzGerald co-head the team from Ottawa, advising on regulatory matters and arbitrations, respectively. Martin Masse and Erin Brown know 'how to provide a great customer experience in spite of difficult circumstances.'

Practice head(s):

Alison G. FitzGerald; Richard Wagner

Other key lawyers:

Martin Masse; Erin Brown


‘Global footprint and strength of partners in many different geographic regions.’

‘Martin Masse in Ottawa is exceptional. Strategic, big picture thinker. Both tactical and strategic. Places a premium on client satisfaction and as relationship partner works hard to ensure that every file is treated as if he was the lead partner doing the work himself. Exceptional client service, amongst the best of any lawyer I have used anywhere in the world.’

‘The team is incredibly knowledge about trade agreements and how they apply to your context. I have noted that opposing counsel at times seems less well versed and as a result it is an advantage to have this depth of knowledge and capability to support us. The team also provides a wide range of considerations for courses of action and advises carefully on the value of those – supporting clients to make informed decisions and weigh costs benefits, risks and implications.’

‘Martin Masse and Erin Brown were both very client-centric, responsive and have great EQ – making it easy to work with them under tight deadlines. They kept us informed, helped us to anticipate next steps so we were prepared to respond under tight deadlines and safeguarded our interests. In short – they understand how to provide a great customer experience in spite of difficult circumstances. ’

Key clients


Dow AgroSciences LLP


Costco Wholesale Canada Inc.

Les Aliments Desco Inc.

Akme Poultry Butter and Eggs Inc.

SSAB Central Inc.

Work highlights

  • Represented SSAB Central in an antidumping duty case regarding heavy plate and several expiry reviews of anti-dumping duty orders.
  • Representing Costco, an importer, in regard to an anti-dumping duty case regarding upholstered domestic seating.
  • Representing PwC in respect of two distinct procurement challenges, one involving PwC as complainant and the other involving PwC as intervener.


Torys handles a range of international trade services, being particularly notable for its anti-money laundering and corruption work. The team is at the head of a number of novel trade matters, including UK/Canada anti-corruption amnesty differences and advising on newly implemented sanctions. It also has a solid trade remedy practice, advising on CUSMA/WTO issues, and significant export control issues. John Terry leads the team, offering arbitration experience and litigation experience in provincial and federal courts. The team is based in Toronto.

Practice head(s):

John Terry

Other key lawyers:

Peter Aziz

Key clients

Windstream Energy LLC

Infinito Gold Ltd.

Fairfax Financial

Husky Energy Inc.

Ontario Teachers’ Pension Plan

CPP Investments

Public Sector Pension Investments

Russian Federation

Windstream Energy LLC

Work highlights

  • Acted for Infinito Gold in its ICSID arbitral claim against the Republic of Costa Rica, under the Canada-Costa Rica Bilateral Investment Treaty  concerning the expropriation of the Crucitas gold mining project
  • Advising over 35 American investors with interests in Mexican gaming operations, in successfully resisting an application to set aside a NAFTA arbitral tribunal award alleging discriminatory interference in the investors’ facilities and business operations.