Lenczner Slaght Congratulates Newest Partner: Sean Lewis
January 14, 2026We are proud to welcome Sean Lewis to the partnership.
Sean’s multi-faceted practice encompasses corporate commercial, employment, construction and infrastructure, and professional liability disputes. He has significant experience acting for individuals, corporations and partnerships across several industries, including healthcare, real estate development, and professional services. He is relied upon for his steady approach, strong judgment, and ability to distill complicated legal issues into clear, strategic advice.
Sean will play a key role in our firm’s continued success. Congratulations, Sean!
Lenczner Slaght
www.litigate.comWidely recognized as Canada's leading litigation practice, Lenczner Slaght has successfully represented clients' interests in some of the country's most complex and high-profile cases. Our lawyers are distinguished by their depth of courtroom experience, appearing at all levels of the courts, before tribunals, and in mediation and arbitration proceedings. We're also known for our wealth of talent: Lenczner Slaght partners, ranked among the best of their peers nationally, recruit and mentor gifted litigators who uphold the highest professional standards. From commercial disputes and class actions to professional regulation and cross-border matters, we bring expert strategy to all areas of litigation.
Sean Lewis
Lenczner Slaght
Law School
Western University
Year Of Call
2018
Area Of Practice
Litigation




