Our lawyers are distinguished by their wealth of litigation experience – gained through regular appearances in all levels of the courts, before administrative and regulatory tribunals, as well as mediation and arbitration. Lenczner Slaght partners, ranked among the best of their peers nationally, lead a recruitment and mentoring program that attracts gifted litigators who are committed to upholding the highest professional standards.

From commercial disputes and class actions to cross-border matters and professional regulation, we bring expert strategy – backed by rigorous research, data management and administrative support – to highly demanding cases in all litigation practice areas.

Chambers Global

For the 16th consecutive year, Lenczner Slaght has been ranked by Chambers Global 2018 in the area of Dispute Resolution alongside notable full-service, national and international firms.

In addition to the firm rankings, the following expert litigators were also ranked:

Chambers Global noted that Lenczner Slaght is "known for its wealth of talent" and that "the firm's trial and appeal lawyers are distinguished by their depth of courtroom experience."

Chambers Canada

Lenczner Slaght has once again been ranked in Chambers Canada 2018 in the areas of Dispute Resolution: Class Action (Defence) (Nationwide: Canada), Litigation: General Commercial (Nationwide: Canada and Ontario) and Healthcare (Nationwide: Canada).

Commentators described the firm as a "powerhouse" for litigation in Ontario and agree on its position "at the top of the market."

In addition to the firm rankings, the following Lenczner Slaght lawyers have been recognized:

  • Andrew Skodyn – Intellectual Property: Litigation (Nationwide – Canada)
  • Tom Curry – Dispute Resolution: Class Action (Defence) (Nationwide – Canada); Healthcare (Nationwide – Canada); Litigation: General Commercial (Ontario)
  • Peter Griffin – Dispute Resolution: Class Action (Defence) (Nationwide – Canada); Litigation: General Commercial (Ontario)
  • Glenn Smith – Insurance (Nationwide – Canada)
  • Ronald Slaght – Litigation: General Commercial (Ontario)
  • Alan Lenczner – Litigation: General Commercial (Ontario)
  • Ian Binnie – Dispute Resolution: Most in Demand Arbitrators (Nationwide – Canada)

One client notes: "[Lenczner Slaght lawyers] are top-notch litigators, from the most senior to the most junior. They have a reputation for excellence, and therefore attract excellence in the students and associates they hire."

Canadian Legal Lexpert® Directory

The 2018 Canadian Legal Lexpert® Directory recognizes the professional excellence of 24 lawyers at Lenczner Slaght, who have been ranked among Canada's best in the annual peer-based ratings conducted by Lexpert, a leading source of news and information about the Canadian legal profession.

The following Lenczner Slaght lawyers have been selected through peer surveys as leading practitioners in their field: Ian Binnie, C.C., Q.C., Alan J. Lenczner, Ronald G. Slaght, Glenn Smith, Peter Griffin, Tom Curry, William C. McDowell, Peter Osborne, Anne Posno, Lawrence Thacker, Risa Kirshblum, Mark VenezianoNina Bombier, Andrew Skodyn, Monique Jilesen, Eli Lederman, Matthew Sammon, Rebecca Jones, Jaan Lilles, Shara Roy, Dena Varah, Sana Halwani, Matthew B. Lerner and Paul-Erik Veel.

Our leading lawyers are recognized for their expertise across 14 different practice areas, including Class Actions, Commercial Arbitration, Commercial Insurance Litigation, Corporate Commercial Litigation, Defamation & Media Litigation, Directors’ & Officers’ Liability Litigation, Insolvency & Restructuring, Intellectual Property, Intellectual Property Litigation, Medical Negligence, Product Liability Litigation, Professional Liability, Public Law Litigation, and Securities Litigation.

Also in this directory, Lexpert has once again placed Lenczner Slaght at the centre of the Bulls Eye – its highest possible rating for a litigation practice.

Click here for the Lexpert® "Litigation – Toronto" Bull's-eye graphic.

Click here for the Lexpert® "Commercial Litigation – Toronto" Bull's-eye graphic.

Benchmark Canada

Long venerated as a "litigator's dream shop," Toronto's Lenczner Slaght remains "virtually unchallenged for the depth of its trial-tested talent pool." Recognized in the 2018 Benchmark Canada rankings are the following leading litigators:

Top 50 Trial Lawyers in Canada, Litigation Stars: Peter GriffinTom Curry, Monique Jileson

Litigation Stars: William C. McDowellPeter J. Osborne, Lawrence E. Thacker, Andrew Skodyn, Eli S. LedermanSana Halwani

Future Stars: Mark VenezianoMatthew Sammon, Rebecca Jones, Jaan Lilles, Shara N. Roy, Dena N. Varah, Andrew Parley, Matthew B. Lerner, Melanie Baird, Paul-Erik Veel

Interviewed by Benchmark Litigation in 2017, a peer raves, "In that entire team, I haven't seen anything even closely resembling a weak link. They are a full-tilt onslaught of litigation talent, but mixed with civility. These are people that it's a pleasure to litigate against; it's hard-fought, elbows-up stuff but all throughout there is not one moment where you wonder if this is what you want to be doing with the rest of your life."

Canadian Lawyer

Lenczner Slaght was again recognized as one of Canada's Top 10 litigation boutiques in the latest annual review published by Canadian Lawyer magazine.

IAM Patent 1000

IAM Patent 1000, the guide to leading private practice patent professionals and firms, is dedicated to recognizing best-in-class patent prosecution, licensing and litigation practitioners on a global basis. 

After a comprehensive qualitative research process that included peer and client feedback, Lenczner Slaght is ranked once again in the silver level by IAM Patent 1000. In addition, three of the firm’s outstanding leading litigators are recognized: Andrew Skodyn (Silver), Sana Halwani (Bronze), and Melanie Baird (Bronze).

Best Lawyers

Best Lawyers  is an annual guide to the international legal profession.

Since the annual peer ratings were inaugurated in Canada in 2006, Lenczner Slaght has been recognized for the excellence of its practitioners in a wide range of areas.

The 2017 Best Lawyers guide recognizes the following Lenczner Slaght lawyers: Ian Binnie C.C., Q.C.Alan J. Lenczner, Ronald G. Slaght, Michael E. Royce, Glenn Smith, Peter Griffin, Tom Curry, William C. McDowell, Marguerite Ethier, Peter J. Osborne, Anne E. Posno, Risa M. Kirshblum, Mark VenezianoAndrew SkodynNina BombierMonique Jilesen, Eli S. Lederman, Matthew Sammon, Rebecca Jones, Jaan Lilles, Dena N. VarahShara N. Roy, and Nadia Campion.

In addition to the rankings, Lenczner Slaght was named Law Firm of the Year for the practice area of Medical Negligence.

Lexpert Guide to the Leading US/Canada Cross-Border Litigation Lawyers

The 2017 Lexpert Guide to the Leading US/Canada Cross-Border Litigation Lawyers in Canada recognizes leading lawyers who have significant expertise in cross-border cases in specific areas of litigation. The rankings are a result of peer review surveys completed by senior members of the legal profession.

The Lenczner Slaght lawyers acknowledged for their cross-border expertise include:

  • Shara Roy – Litigation Lawyer to Watch
  • Matthew Sammon – Corporate Commercial Litigation
  • Eli S. Lederman – Corporate Commercial Litigation
  • Monique Jilesen – Corporate Commercial Litigation
  • Lawrence E. Thacker – Corporate Commercial Litigation
  • Peter J. Osborne – Corporate Commercial Litigation
  • William C. McDowell – Corporate Commercial Litigation; Defamation & Media Litigation
  • Tom Curry – Corporate Commercial Litigation; Class Actions; Securities Litigation
  • Peter Griffin – Insolvency & Financial Restructuring; Corporate Commercial Litigation; Class Actions; Securities Litigation
  • Glenn Smith – Corporate Commercial Litigation
  • Ronald G. Slaght – Corporate Commercial Litigation; Class Actions; Securities Litigation
  • Alan J. Lenczner – Commercial Arbitration; Corporate Commercial Litigation; Class Actions
  • Ian Binnie – Commercial Arbitration; Corporate Commercial Litigation; Defamation & Media Litigation

Lexpert/ROB Special Edition: Canada's Leading Litigation Lawyers

A total of 13 Lenczner Slaght litigators have once again been ranked among the foremost litigators in their field. The rankings are also published in the December 2017 issue of the Globe and Mail's Report on Business magazine.

The following prominent litigators were ranked after an in-depth peer review process:

Lexpert/American Lawyer Guide to the Leading 500 Lawyers in Canada

Eight Lenczner Slaght litigators have been recognized by their peers and senior members of the legal profession for being at the forefront in their respective practice areas in the 2018 ALM 500 rankings.

The following expert litigators are ranked for their excellence in Corporate Commercial Litigation, Class Actions, Securities Litigation, Directors’ & Officers’ Liability Litigation, and Arbitration.

Legal 500 Canada

Based on comprehensive research, client feedback, submissions, and interviews with leading lawyers in the industry, the Legal 500 ranks Lenczner Slaght as a Tier 1 firm in Dispute Resolution.

Tom Curry, Peter Griffin, Ronald G. Slaght, and Alan J. Lenczner, are all ranked as Leading Lawyers, and Shara Roy is recognized as a Next Generation Lawyer. Lenczner Slaght is considered a “premier” litigation firm that is “among the best in the country” for dispute resolution with its “effective combination of senior partners and experienced mid-level lawyers”.

The firm is also ranked in the following practice areas with the below litigators mentioned in the editorial as recommended lawyers in 2018.

Intellectual Property (Tier 4): Andrew Skodyn, Tom Curry, Sana Halwani, Melanie Baird

Competition and Antitrust (Tier 4): Tom Curry

Labour and Employment (Tier 5): Matthew Sammon, Matthew Lerner

Who's Who Legal

Who's Who Legal: Canada is an annual ranking of Canadian lawyers in 34 areas of business law, based on peer review surveys and interviews with general counsel and lawyers in private practice.

The following Lenczner Slaght lawyers have been selected in 2017 through peer surveys as leading practitioners in the following areas of practice:

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