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Jon is an expert litigator with the experience, technical legal skills, and business acumen to effectively deliver the best results for his clients and our firm.

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9,000+

Days in Hearings

"They are probably the top litigation boutique in Canada and they have an extremely strong bench of lawyers who have earned a lot of respect and experience."

— Chambers Canada
We are pleased to announce that our Managing Partner and extraordinary advocate, Monique Jilesen, has been inducted into the American College of Trial Lawyers. Congratulations, Monique!
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news - 
November 21, 2024
Lenczner Slaght Lawyers Recognized as Canada’s Leading Litigators

Following an in-depth peer review process across the legal profession, 21 Lenczner Slaght lawyers have been recognized in the 2024 Lexpert Special Edition: Canada’s Leading Litigation Lawyers guide for their extensive courtroom experience and subject-matter expertise.

November 21, 2024
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news - 
January 14, 2025
Lenczner Slaght’s 24th Year at the Centre of the Lexpert Bull’s Eye

The 2025 edition of Lexpert's Leading 500 Cross-Border Lawyers: A Guide to Doing Business in Canada continues to recognize Lenczner Slaght as the #1 firm in Toronto for Litigation and Commercial Litigation.

January 14, 2025
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news - 
January 15, 2025
Lenczner Slaght Welcomes New Partners in Construction & IP

Canada’s leading litigation firm is proud to announce that two of our expert litigators, Aaron Grossman and Martin Brandsma, have been promoted to the partnership.

January 15, 2025
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news - 
March 11, 2025
2025 Lexpert Directory Highlights Lenczner Slaght’s Excellence in Advocacy

Peers and senior members of the legal profession across the country continue to recognize the depth and breadth of Canada’s leading litigation firm in the latest 2025 Canadian Legal Lexpert Directory

March 11, 2025
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