Best Antitrust Litigation Lawyers in Canada

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Crypto Legal
Toronto, Canada

Founded in 2017
12 people in their team
English
Spanish
Estonian
German
French
Antitrust Litigation International Arbitration Construction Disputes +2 more
Crypto Legal is a multi-award-winning international law firm specialising in blockchain technology, cryptocurrency, digital assets, blockchain forensics, regulatory compliance, financial crime, and asset recovery. Operating across the United Kingdom and the United States, we advise individuals,...

Legal guides written by Crypto Legal:

  • Crypto Asset Recovery in 2026: Legal and Forensic Strategies for Tracing Stolen Cryptocurrency Across Borders
  • The Evolution of Crypto Fraud in 2025: Forensic and Legal Strategies for Prevention and Recovery
Greenberg & Greenberg
Portage la Prairie, Canada

Founded in 1966
English
Greenberg & Greenberg has been a cornerstone of the Portage la Prairie community for over 75 years, offering comprehensive legal services across various practice areas. Established in 1943 by I. H. Greenberg, Q.C., the firm has grown to include five dedicated lawyers, each bringing a wealth of...
Phillips Lytle LLP
Kitchener, Canada

Founded in 1834
343 people in their team
English
At Phillips Lytle, we know only one approach to client service. It’s practiced by every one of our attorneys in each of our eight offices. It’s why we’ve been doing what we do for more than 185 years. It’s ingrained in who we are. It’s The Phillips Lytle Way.We’re fully dedicated to our...
TSN Law
Nipawin, Canada

Founded in 1973
English
TSN Law, established in 1973, is a reputable law firm located in Nipawin, Saskatchewan, serving the northeast region. The firm offers a comprehensive range of legal services, including real estate transactions, family law matters, estate planning and administration, corporate and commercial law,...
Borja Family Law
Calgary, Canada

Founded in 2018
English
Borja Family Law, based in Calgary, Alberta, focuses on family law and divorce matters, delivering practical, cost-effective advocacy for individuals and families. Led by Chantal Borja, called to the Law Society of Alberta in May 2018, the firm combines courtroom experience before the Provincial...
Resolute Law Group
Calgary, Canada

Founded in 2017
10 people in their team
English
Resolute Law Group is a Calgary-based litigation boutique serving clients across Western Canada. Founded in 2017 by Murray A. Harris, the firm concentrates on personal injury, employment law, commercial litigation, and insurance matters. Its lawyers pair big-firm training with small-firm...
Rochon Genova LLP
Toronto, Canada

Founded in 1999
15 people in their team
English
Rochon Genova LLP is a Toronto based general litigation firm known for handling high stakes class actions, personal injury matters and complex commercial disputes. Founded in 1999, the firm has grown to a 15-lawyer team with a national and international reach, and has earned recognition from Best...
Whitby, Canada

English
John Wakelin Law PC is a Whitby, Ontario based law firm focused on personal injury litigation. The firm represents clients in matters including brain injuries, disability claims, and motor vehicle accidents, delivering skilled advocacy across Ontario.The practice is known for a client centered...
Munro & Crawford
Vancouver, Canada

Founded in 1952
English
Munro & Crawford is a Vancouver based law firm with a long standing tradition of practical, client focused legal service. Established as a neighbourhood law office, the firm understands the changing needs of clients across generations and has built a reputation for reliability and accessible...
Port Perry, Canada

Aragonese
Riverin Law Firm, established in 2004 by founding lawyer Marie-Josée Riverin, operates as a full-service law firm with offices in Stouffville and Port Perry, Ontario. The firm offers comprehensive legal services in real estate, business and corporate law, wills and estates, employment law, and...
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Canada Antitrust Litigation Legal Articles

Browse our 3 legal articles about Antitrust Litigation in Canada written by expert lawyers.

Canada Competition Bureau Merger Reviews for Foreign Buyers
Antitrust Litigation
Notification Thresholds: Mandatory pre-merger filing applies when the Canadian target's assets or revenues exceed CAD $93 million and combined global assets/revenues exceed CAD $400 million. Filing Fee: The mandatory filing fee is CAD $88,690.45 (increasing to $90,198.19 as of April 2026). Review Timelines: Statutory Phase 1 reviews take 30 days,... Read more →
Canada Cross-Border Mergers: Competition Act Guide
Antitrust Litigation
Canada Cross-Border Mergers: Navigating Competition Act Review Recent Sweeping Reforms: Amendments to the Canadian Competition Act have significantly lowered the bar for regulatory intervention, eliminating the "efficiencies defense" and introducing stricter merger review standards. Dual-Threshold Test: Transactions require mandatory pre-merger notification only if both the "Size-of-Target" and "Size-of-Parties" financial thresholds... Read more →
Canada Competition Act Updates: Risks for Foreign Investors
Antitrust Litigation
Lower Intervention Thresholds: The Competition Bureau can now challenge mergers that significantly lessen competition even if they do not create a total monopoly. Global Revenue Penalties: Violations may result in administrative monetary penalties (AMPs) of up to 10% of a company's worldwide gross revenue or three times the benefit derived... Read more →

About Antitrust Litigation Law in Canada

Antitrust litigation in Canada involves legal actions related to the enforcement and interpretation of laws designed to promote fair competition and prevent anti-competitive practices in the marketplace. Canadian antitrust law is commonly referred to as competition law. It is primarily governed by the Competition Act, which is enforced by the Competition Bureau, an independent law enforcement agency. Antitrust litigation can arise in both civil and criminal courts, addressing activities such as price-fixing, bid-rigging, abuse of dominant market positions, mergers that lessen competition, and deceptive marketing practices.

Why You May Need a Lawyer

Individuals and businesses may require a lawyer’s assistance in antitrust matters for a variety of reasons. If you are facing an investigation or allegations related to anti-competitive conduct, legal representation can help protect your interests and ensure procedural fairness. Businesses involved in mergers or acquisitions may need advice on compliance with the Competition Act. Victims of anti-competitive behavior, such as predatory pricing or exclusionary tactics, may pursue civil litigation to recover damages or seek an injunction. Even if you are merely seeking to ensure compliance with competition laws during routine business operations, legal guidance can help avoid costly disputes and penalties.

Local Laws Overview

Canadian antitrust law centers around the Competition Act. The Act prohibits a range of anti-competitive actions, including price-fixing, bid-rigging, price maintenance, and misleading advertising. Certain offenses, such as conspiracies to fix prices or rig bids, are criminal in nature and can result in significant fines and imprisonment. Other violations, like abuse of dominant market position, are addressed through civil procedures which can result in orders to change business practices as well as administrative penalties. The Competition Tribunal, a specialized administrative body, hears many civil competition matters. The law applies to all Canadian businesses, regardless of their size, and can also apply to foreign entities doing business in Canada.

Frequently Asked Questions

What is considered anti-competitive behavior under Canadian law?

Anti-competitive behavior generally includes activities such as price-fixing, bid-rigging, market allocation, abuse of dominant position, predatory pricing, exclusive dealing, and other conduct that limits competition or harms consumers or competitors.

Who enforces antitrust laws in Canada?

The Competition Bureau is responsible for investigating and enforcing the Competition Act. The Public Prosecution Service of Canada handles criminal prosecutions, while the Competition Tribunal adjudicates civil antitrust matters.

What penalties can result from violating Canadian antitrust laws?

Penalties may include substantial fines, prison sentences for individuals, orders to cease certain business practices, payments of damages, and loss of profits gained from illegal activities.

Can private parties sue for damages related to antitrust violations?

Yes, individuals and businesses affected by anti-competitive conduct may bring private actions in court to seek damages suffered as a result of such violations.

Are mergers and acquisitions regulated by antitrust laws?

Yes, certain mergers and acquisitions must be notified to the Competition Bureau if they meet defined thresholds, and the Bureau can challenge or block transactions that are likely to lessen or prevent competition substantially.

What is the process for a Competition Bureau investigation?

The Bureau can initiate an investigation on its own or in response to complaints. It has broad powers to collect evidence through interviews, searches, and subpoenas. Investigations may result in negotiations, settlements, or legal actions.

How long do antitrust investigations or lawsuits typically take?

Timelines vary depending on complexity. Some investigations may resolve within months, while others, especially those involving litigation, can take several years.

Is it possible to resolve antitrust matters without going to court?

Yes, the Competition Bureau may negotiate with parties to reach a consent agreement, which is a settlement that resolves concerns without a formal trial.

Are there any exemptions to Canadian antitrust laws?

Yes, certain exemptions apply, such as those for collective bargaining by employees or agreements authorized by other legislation. However, exemptions are limited and must be carefully evaluated.

What should I do if I receive a request for information or a subpoena from the Competition Bureau?

It is important to consult a lawyer immediately. Responding appropriately and legally is essential to protect your rights and ensure compliance with the law.

Additional Resources

If you are looking for more information or assistance regarding antitrust litigation in Canada, consider the following resources:

  • The Competition Bureau - The federal agency responsible for enforcing the Competition Act
  • The Competition Tribunal - Specialized tribunal that adjudicates certain matters under the Competition Act
  • Canadian Bar Association - Section on Competition Law, offering educational materials and lawyer directories
  • Public Prosecution Service of Canada - Handles criminal prosecutions under the Competition Act
  • Provincial law societies - For lawyer referrals and information about legal services in your province

Next Steps

If you need legal help with an antitrust issue, start by documenting all relevant facts, including any communication, agreements, and business activities related to your situation. Consult with a lawyer who specializes in competition or antitrust law as soon as possible to discuss your options and protect your interests. You can contact provincial law societies for lawyer referrals or reach out directly to legal firms with expertise in this field. If you have been contacted by the Competition Bureau or are facing an investigation, do not respond or provide information before getting legal advice. Early intervention by a qualified lawyer can make a significant difference in the outcome of your case.

Lawzana helps you find the best lawyers and law firms in Canada through a curated and pre-screened list of qualified legal professionals. Our platform offers rankings and detailed profiles of attorneys and law firms, allowing you to compare based on practice areas, including Antitrust Litigation, experience, and client feedback.

Each profile includes a description of the firm's areas of practice, client reviews, team members and partners, year of establishment, spoken languages, office locations, contact information, social media presence, and any published articles or resources. Most firms on our platform speak English and are experienced in both local and international legal matters.

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Disclaimer:

The information provided on this page is for general informational purposes only and does not constitute legal advice. While we strive to ensure the accuracy and relevance of the content, legal information may change over time, and interpretations of the law can vary. You should always consult with a qualified legal professional for advice specific to your situation.

We disclaim all liability for actions taken or not taken based on the content of this page. If you believe any information is incorrect or outdated, please contact us, and we will review and update it where appropriate.

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