Competition and antitrust in Canada

Blake, Cassels & Graydon LLP

The practice at Blake, Cassels & Graydon LLP is well-equipped to handle advisory and contentious competition law matters, and is routinely retained by domestic and international companies seeking assistance with merger reviews, cartel investigations, abuse of dominance cases and competition law class actions. Toronto-based practice co-heads Navin Joneja and Julie Soloway demonstrate across-the-board experience in competition matters; Joneja previously chaired the Canadian Bar Association’s national competition law section, while Soloway has held a leadership position in the American Bar Association’s antitrust section for over a decade. Additional key partner-level figures include Brian FaceyRandall HofleyRobert Kwinter, Kevin MacDonald and Cassandra Brown for their expertise in mergers, litigation and foreign investment matters. The group was strengthened with the arrival of partner Jonathan Bitran, previously at McCarthy Tétrault, in August 2023.

Responsables de la pratique:

Julie Soloway; Navin Joneja

Principaux clients

Royal Bank of Canada


Pembina Pipeline

Siemens AG

Superior Plus


Bell Canada

SECURE Energy Services

Federated Co-operatives

Sierra Wireless

Principaux dossiers

  • Acted as Canadian competition counsel to VMware in connection with its acquisition by Broadcom for $61bn.
  • Advised Royal Bank of Canada on its $13.5bn acquisition of HSBC Bank Canada.
  • Advised Superior Plus on its $1.05bn acquisition of Certarus.

Davies Ward Phillips & Vineberg LLP

Davies Ward Phillips & Vineberg LLP‘s practice is well-regarded for the counsel and representation it provides, covering the full spectrum of competition and foreign investment review law. The ‘knowledgeable, proactive and responsive‘ team is particularly at home advising on mergers involving the logistics, manufacturing, energy, retail and telecoms segments. Criminal cartel investigations and competition class action proceedings are additional core strengths of the group. ‘Exceptional’ practice co-head Anita Banicevic is roundly lauded by clients for her ‘depth of knowledge, good judgment and pragmatic business sense’ and specializes in cross-border transactions, merger review and investigations. Co-leading alongside her, John Bodrug majors on mergers, competitor collaborations, and distribution and advertising litigation. Sandra Forbes, Elisa Kearney and Jim Dinning are additional key department figures. Partner George Addy retired, effective August 2022.

Responsables de la pratique:

John Bodrug; Anita Banicevic

Les références

‘Anita Banicevic and the team supporting her are very strong and pragmatic. They were able to deliver services in a cost-effective manner, while monitoring all aspects at the partner level. The associates also provided leverage, as the needs were too great for one lawyer to shoulder alone.’

‘Anita Banicevic is an exceptional competition lawyer. She meshes unbelievable depth of knowledge, good judgment and instincts, and pragmatic business sense to give advice.’

‘Solid all around team, in terms of mergers, litigation and tribunal experience. Good blend of very senior statespeople and reliable up-and-comers.’

Principaux clients

S&P Global

The Blackstone Group


Agnico Eagle Mines

Alimentation Couche-Tard

The Canadian Real Estate Association

Shaw Communications

Giant Tiger

Keurig Dr Pepper

Medline Industries

Thales Group

Tech Data

Apollo Global Management

Knighthead Capital Management

Cominar REIT

New Look Vision Group

Generac Power Systems

Russel Metals


SK hynix

Principaux dossiers

  • Acted for Shaw Communications in the acquisition by Rogers Communications of all of Shaw’s issued and outstanding Class A and Class B shares in a transaction valued at approximately $26bn.
  • Acted for Alimentation Couche-Tard both in its acquisition of Cape D’Or Holdings and Barrington Terminals, which operate an independent convenience store and fuel network in Atlantic Canada under the Esso, Wilsons Gas Stops and Go! Store brands.
  • Acted as lead transaction and tax counsel to Apotex Pharmaceutical Holdings in its sale to SK Capital Partners.

McCarthy Tétrault

The practice at McCarthy Tétrault is best known for expertise in merger, joint venture and foreign investment review. The group is well-versed in handling civil and criminal cartel investigations, as well as class actions. At the helm of the department, leading figure Jason Gudofsky focuses his practice on merger review, risk assessments and guiding corporate clients through investigations conducted by the Canadian Competition Bureau. Additional key partners at the Toronto office include Oliver Borgers and Debbie Salzberger, who focus on domestic and multinational merger review, as well as Casey Halladay, who majors on cartels and contentious matters. At the Montreal office, Dominic Thérien‘s practice encompasses merger and joint venture review, and criminal cartel and bid-rigging investigations. Donald Houston and Jonathan Bitran left the firm in January 2023.

Responsables de la pratique:

Jason Gudofsky

Autres avocats clés:

Oliver Borgers; Debbie Salzberger; Casey Halladay; Dominic Thérien

Les références

‘Dominic Thérien is a real professional – very up to date in his field. He’s available and all his documents and work are perfectly done. He’s able to find solutions and to properly explain the risks associated with the decisions made.’

‘Dominic Thérien is very down to earth, and his explanations are easy to understand. We can see he has dealt with similar files before, so he can easily address our concerns.’

‘Jason Gudofsky and Debbie Salzberger are the go-to M&A antitrust team in Canada. They are commercially efficient, responsive and out-of-the-box thinkers.’

Principaux clients


Brookfield/Royal Lepage



Grieg Seafood ASA

Hitachi Rail

Hockey Canada



Ritchie Bros.

Shell Canada

Summit Industrial Income REIT

Surge Energy

Square Enix Holdings



Uber Canada



Stikeman Elliott LLP

Stikeman Elliott LLP‘s expertise covers the full range of competition matters, namely merger review, criminal investigations, class actions, competitor collaborations and abuse of dominance cases. Toronto-based practice head Michael Kilby specializes in merger review, foreign investment approvals, national security reviews, pricing and distribution practices, misleading advertising and anti-corruption matters. Senior partner Katherine Kay‘s practice covers commercial litigation and has a particular focus on the interplay between regulatory, civil and criminal law regimes. Senior associate David Feldman is highly active on the review of transactions under the Competition Act and, along with senior associate Peter Flynn, under the Investment Canada Act. The team was recently strengthened by the arrival of associate Justine Reisler, previously at Fasken.

Responsables de la pratique:

Michael Kilby

Autres avocats clés:

Katherine Kay; David Feldman; Peter Flynn

Principaux clients

GFL Environmental

Bayer AG

Empire Company / Sobeys

Air Canada

Tencent Holdings

Veolia Environment

Canadian National Railway Company

TELUS Communications

WSP Global

Bennett Jones LLP

The practice at Bennett Jones LLP demonstrates skill in both merger review and competition litigation. The group is co-directed by Washington, D.C.-based former Commissioner of Competition Melanie Aitken, who specializes in litigation, and global antitrust and competition law. Alongside her, noted litigator Randal Hughes co-leads from Toronto. Additional key partner-level names to note include Adam Kalbfleisch, who is experienced in foreign investment review and regulatory matters; and litigator Emrys Davis, who has focused his practice on criminal and civil investigations, in addition to class action defence.

Responsables de la pratique:

Melanie L. Aitken; Randal Hughes

Autres avocats clés:

Adam Kalbfleisch; Emrys Davis

Principaux clients

Abbott Laboratories

Air Transat


American Airlines


British Columbia Investment Management Corporation

Broadridge Financial Solutions

Canadian Pacific Railway

Cardinal Health

Flair Airlines

Gibson Energy ULC


JP Morgan Chase & Co.


The Nielsen Company and NielsenIQ



Premier Gold Mines

Premium Brands Holdings


Riverstone Holdings LLC



Staples Canada

Sycamore Partners

Tempur Sealy International

Time Warner

Total Energy Services




Principaux dossiers

  • Acted for Quebecor and its subsidiary Videotron in connection with the Competition Bureau’s application to block Rogers Communications’s $26bn acquisition of Shaw Communications.
  • Acted for Alleghany Corporation and Willkie Farr & Gallagher LLP, as Canadian competition counsel, in the $11.6bn acquisition of Alleghany by Berkshire Hathaway.
  • Acted for Pharmascience, Aurobindo Pharma USA, Auro Pharma and Dr. Reddys in a generic pharmaceuticals price-fixing conspiracy class action.


The practice at Fasken has experience in the range of Canadian competition law matters, encompassing merger control, unilateral conduct, pricing and distribution, and consumer protection mandates. The group also represents clients from the pharmaceuticals, retail, logistics and mining segments in litigation. The department is co-directed by a pair of Toronto-based partners, comprising Huy Do, who leads on merger control matters and abuse of dominance investigations; and Antonio Di Domenico, who majors on merger reviews, civil and criminal investigations and class action litigations. Chris Margison has experience assisting transport, cannabis, financial, food and retail-sector clients with competition matters.

Responsables de la pratique:

Huy Do; Antonio Di Domenico

Autres avocats clés:

Chris Margison

Principaux clients


Merck Canada

TFI International

BASF Canada

McDonald’s Restaurant of Canada

HomeLife Realty Services





Rogers Insurance

Student Transportation of America

Mavrck (a trading identity of Holdings)

Intertape Polymer Group

Gold Fields

Traction Sales and Marketing (Traction on Demand)

Nomad Royalty Company

BaseCore Metals LP

Financial Services Regulatory Authority of Ontario

PACE Savings & Credit Union


Canadian Beverage Association

Stryker Canada


Principaux dossiers

  • Advised Uni-Select, a leader in the distribution of automotive coatings and aftermarket parts in North America and the UK, on its definitive agreement to be purchased by LKQ, the international US-based automobile parts supplier.
  • Represented Intertape Polymer Group, involved in the production and sale of paper, film, tape and other packaging products, in its sale to an affiliate of US-based private equity firm Clearlake Capital Group for C$3.3bn.
  • Defended Sandoz in a $2.75bn class action in respect of an alleged industry-wide conspiracy to allocate market for generic drugs and to fix the prices of generic drugs.

Goodmans LLP

The group at Goodmans LLP advises on a range of competition law matters, including Competition Act merger reviews, issues arising from the Investment Canada Act and litigation. Practice head David Rosner leads from Toronto and handles the gamut of competition matters, with a particular focus on complex mergers involving regulated industries and multiple jurisdictions. The name to note at the associate level is that of Josh Zelikovitz, who supports the partners on mergers, behavioural matters and corporate compliance.

Responsables de la pratique:

David Rosner

Autres avocats clés:

Josh Zelikovitz

Les références

‘There is great depth on the regulatory team. There is always a full team available.’

‘There is Competition Bureau expertise on the team.’

‘The team worked hard to understand our business and its needs when working with the regulators. Strong technical skills were on display, as well as the ability to take large amounts of data and find compelling ways to use it for the benefit of executing the transaction.’

Principaux clients

Rogers Communications

WestJet Airlines

Newmont Mining Corporation

Vivendi SE



Federated Co-operatives

Berkshire Partners LLC

Vancouver Airport Authority

Uber Canada Inc. and Uber Freight Holding




Tech Data

Hudbay Minerals

BDT Capital Partners


Principaux dossiers

  • Advised Rogers Communications on its C$26bn acquisition of Shaw Communications.
  • Advised WestJet Airlines on its acquisition of Sunwing Airlines and Sunwing Vacations.
  • Advised Newmont Mining on its $17.5bn acquisition of Newcrest Mining.

Osler, Hoskin & Harcourt LLP

The team at Osler, Hoskin & Harcourt LLP is regularly called upon to handle Competition Act merger reviews, issues arising from the Investment Canada Act, civil investigations, criminal matters and class actions. The group has notable experience in the foreign investment arena, as well as in investigative and enforcement matters. Toronto-based Shuli Rodal steers the practice and focuses on foreign investment review and competition law matters including strategic alliances, price fixing, advertising, abuse of dominance and distribution. Partners Michelle Lally and Kaeleigh Kuzma are active on foreign investment review matters.

Responsables de la pratique:

Shuli Rodal

Autres avocats clés:

Michelle Lally; Kaeleigh Kuzma

Principaux clients

Enterprise Holdings


Apollo Global Management


Magna International

Maple Leaf Foods

Estee Lauder

Sharp Corporation

Drax Group

Zebra Technologies

Rocky Mountain Equipment

Kinross Gold Corporation

General Motors

Dream Industrial REIT

Goldman Sachs Asset Management

Energy Transfer Canada


Offering substantial experience in the energy, healthcare, insurance and financial services segments, the group at Torys is noted for its advisory competition law offering. The practice is also frequently engaged in complex contentious matters and cross-border mandates. The department is co-directed by a trio of Toronto-based partners. Dany Assaf and Omar Wakil cover the range of competition law and foreign investment matters, while Linda Plumpton‘s practice is focused on litigation, and is well-versed in class action defence, corporate disputes, securities litigation, foreign investment reviews and investigations. Partner James Gotowiec is an additional name to note for litigation, while Rebecca Wagner is the key name to note at the senior associate level. All lawyers mentioned work in the Toronto office.

Responsables de la pratique:

Dany Assaf; Omar Wakil; Linda Plumpton

Autres avocats clés:

James Gotowiec; Rebecca Wagner

Les références

‘Efficient and effective management – they did a great job balancing risk and pragmatism throughout the process. Great relationships with regulators, leading to a keen understanding of how to best navigate the review and approval process.’

‘Rebecca Wagner is a star – she is confident, brilliant and demonstrates an unparalleled passion for her work. She is an absolute pleasure to work with – particularly in the context of a stressful, burdensome and costly regulatory review process. An exceptional talent.’

‘Omar Wakil has a keen understanding of the Bureau.’

Principaux clients

Cenovus Energy

Kohlberg Kravis Roberts

Pembina Gas Infrastructure

Champion Petfoods

Exchange Income


Cando Rail & Terminals and TorQuest Partners

TorQuest Partners

Sienna Senior Living

Sun Life Financial

Oracle Corporation

Vermilion Energy

Loblaw Companies

Principaux dossiers

  • Assisted Cenovus in connection with the competition aspects of the sale of its retail fuel network to Parkland and Federated Co-operatives.
  • Assisted KKR with its business combination with Pembina Pipeline to combine their respective Western Canadian natural gas processing assets into a single, new joint venture entity, which will be owned 60% by Pembina and 40% by KKR’s global infrastructure funds.
  • Advised Champion Petfoods on its sale to Mars Petcare.

Borden Ladner Gervais LLP

Core strengths of the group at Borden Ladner Gervais LLP include cartel defence, class action, regulatory advisory and litigation, as well as transactional work, including mergers and foreign investment review. It is regularly instructed by tech, mining, banking, healthcare and e-commerce-sector clients. Senior partner Subrata Bhattacharjee steers the practice from Toronto and specializes in providing strategic competition, foreign investment and regulatory advice to global corporations. Key partner Denes Rothschild (also in Toronto) majors on proposed mergers and foreign investment review, as well as litigation.

Responsables de la pratique:

Subrata Bhattacharjee

Autres avocats clés:

Denes Rothschild

Principaux clients


Samsung Electronics

PSA International Pte and PSA Canada Ventures

Parrish & Heimbecker

Meta Platforms

George Weston Limited and Loblaw Companies

Pan American Silver

Wood Canada and John Wood Group

Deutsche Bank

Nova Sea

Formosa Plastics

Canadian Premier Life Insurance Company and Securian Financial Group

ECHL (East Coast Hockey League)

Isologic Radiopharmaceutiques Novateurs

Shoppers Drug Mart and Loblaw Companies

JAB Holding Company and Independence Pet Group

First Citizens BancShares


Norton Rose Fulbright

Norton Rose Fulbright houses a practice that handles all aspects of Canadian competition law, including cartels, mergers, abuse of dominance, compliance, as well as criminal and civil antitrust litigation. While the group boasts a presence in Calgary, Toronto, Montreal, Québec City and Ottawa, Toronto-based Chris Hersh steers the department; he specializes in M&A, abuse of dominance cases, pricing and distribution issues and criminal law matters. Eric Lefebvre, based in Montreal, is active on competition litigation matters, including class actions.

Responsables de la pratique:

Chris Hersh

Autres avocats clés:

Eric Lefebvre

Principaux clients

Activision Blizzard

Bausch Health


Canadian Hockey League

Canam Bridges Canada

Century 21 Canada

Cresta Fund Management

Food Health & Consumer Products Canada

Genius Brand



Porter Airlines

Recochem class action

SITO National


Principaux dossiers

  • Represented and advised Metro with respect to a price-fixing investigation by the Canadian Competition Bureau and two class actions related to this matter: one in Quebec and one in Ontario.
  • Provided competition law and strategic advice to the Food Health & Consumer Products Canada (FHCP) with regard to the possible creation of a Canadian grocery sector code of conduct similar to the UK GSCOP.
  • Advised Deltastream, a pure-play Canadian oil and gas company, on its sale to Tamarack Valley Energy and the sale of a 5% gross overriding royalty to Topaz Energy.

Baker McKenzie

The group at Baker McKenzie routinely acts for Canadian and international clients on transactional merger control and foreign investment matters. In addition, the team is equipped to handle contentious matters before Canadian judicial and enforcement authorities. Antitrust specialist Arlan Gates leads the national department from Toronto. The practice was strengthened by the arrival of senior associate Justine Johnson from Goodmans LLP and associate Jing Xu from Bennett Jones LLP in May and June 2022, respectively.

Responsables de la pratique:

Arlan Gates

Les références

‘They are effective listeners and then advise, taking your business needs into account.’

Principaux clients


Embracer Group

NHK Spring


Avet Pharmaceuticals

Flowserve Corporation

Platinum Equity Group

Allianz Global Corporate & Specialty

Brookfield Business Partners

Chiesi Group




Principaux dossiers

  • Advised Sika AG, a global chemicals group, in connection with its $6bn acquisition of MBCC Group.
  • Advised Sika AG on the divestiture of the MBCC Group’s admixture systems business in Canada, the United States, the UK, the EU, Australia and New Zealand.
  • Assisted Embracer Group with obtaining approval under the Investment Canada Act of its acquisition of Canadian video game developer IdeaSpark Labs (Beamdog).

Cassels Brock & Blackwell LLP

The team at Cassels Brock & Blackwell LLP is well-placed to assist domestic and international clients with cartel defence, regulatory matters, internal audits and litigation. The group, which additionally provides support with merger and foreign investment review, is directed by Davit Akman, whose expertise covers the gamut of competition matters, including advertising and marketing practices and abuse of dominance cases. The practice was recently bolstered by the arrival of associate Eric Buist from the Canadian Department of Justice.

Responsables de la pratique:

Davit Akman

Autres avocats clés:

Eric Buist

Principaux clients

Essity Aktiebolag

Pearson Education / Pearson Canada

Royal Bank of Canada

Glenmark Pharmaceuticals USA / Glenmark Pharmaceuticals Canada

Berkshire Hathaway

Lundin Mining Corporation

KEMET Corporation / KEMET Electronics Corporation

Perrigo Company

Yamana Gold

K1 Investment Management

Sandstorm Gold

Centerbridge Partners


WonderFi Technologies

GreenFirst Forest Products

WMG Technologies

Amneal Pharmaceuticals and Impax Laboratories


The Veritas Capital Vantage Fund


The 14-strong group at Dentons leverages the firm’s international presence to provide counsel on cross-border and multi-region antitrust and competition law matters. Its expertise covers merger reviews, abuse of dominance, pricing practices, distribution arrangements and advertising. Toronto-based practice co-head Sandy Walker routinely represents clients in the financial services, technology, mining, oil and gas and entertainment sectors. Alongside her, Barry Zalmanowitz KC co-leads from Edmonton and advises clients on compliance with the Competition Act and the Investment Canada Act.

Responsables de la pratique:

Sandy Walker; Barry Zalmanowitz KC

Principaux clients



Capital Power


Husky Energy

Lions Gate Entertainment

Lactalis Group

Meritage Entities

Ontario Power Generation

Shaw Communications

Sleeman Breweries

Suncor Energy

Transport Canada

The Herjavec Group

Principaux dossiers

  • Advised Groupe Touchette on the competition law aspects of its acquisition of National Tire Distributors from American Tire Distributors.
  • Counsel to HSBC entities in connection with putative class actions in the Ontario Superior Court of Justice alleging that several major financial institutions and their subsidiaries conspired to fix and/or manipulate gold and silver prices.
  • Advised KPS Capital Partners on multiple significant cross-border acquisitions, including its proposed $3.45bn acquisition of Oldcastle BuildingEnvelope.

DLA Piper (Canada) LLP

The practice at DLA Piper (Canada) LLP is regularly instructed by international companies for its expertise on antitrust matters including M&A, government regulatory investigations, civil litigation and class actions. The practice is co-led by two Vancouver-based partners: Kevin Wright focuses on contentious competition law matters including merger clearance, cartel investigations and abuse of dominance cases. David Neave handles commercial litigation, class actions and the defence of white-collar offences. Toronto-based Catherine Pawluch is noted for her international M&A expertise.

Responsables de la pratique:

Kevin Wright; David Neave

Autres avocats clés:

Catherine Pawluch

Les références

‘Extremely responsive with the highest level of expertise.’

‘In depth knowledge of the Competition Bureau and antitrust law. Practical advice coupled with expertise.’

‘Kevin Wright is an excellent advocate and assists in navigating the intricacies associated with antitrust law.’

Principaux clients

Air Canada

Bristol-Myers Squibb

Wallenius Wilhelmsen Ocean




Tilray Brands

Groupe Deschênes


7-Eleven Canada

Real Estate Board of Greater Vancouver


VPC Group


Nachi-Fujikoshi Corporation

Canadian Sugar Institute

Tolko Industries and Weyerhaeuser Company

Principaux dossiers

  • Advised Tilray Brands, a leading cannabis producer, on its strategic alliance with and eventual acquisition of HEXO, another major cannabis producer.
  • Represented Wallenius Wilhelmsen Ocean and EUKOR in ongoing multi-jurisdictional Canadian class actions alleging a 15-year cartel in violation of the Competition Act.
  • Represented Bristol-Myers Squibb in eight separate opioid class opioid national class actions filed in ‎‎‎British ‎Columbia, Alberta, Ontario and Québec, including the action commenced by the Province of BC ‎‎‎‎seeking recovery of all opioid-related health care costs incurred by the federal government and ‎all ‎‎‎provincial/territorial governments since 1996.