Shaun Laubman

T 416 360 8481 F 416 598 3730

Shaun provides clients with peace of mind and confidence that even their most challenging cases are in the hands of a highly skilled and persuasive litigator. Shaun has been recognized as a “Litigation Lawyer to Watch” and a “Rising Star” (Lexpert).

Shaun acts for clients in a range of corporate-commercial disputes, with particular expertise in shareholder, securities and franchise disputes. He appears at arbitrations, trials, and appeals as well as administrative hearings and judicial reviews. Prior to joining Lax O’Sullivan, Shaun spent several years as a litigation associate in New York at one of the largest law firms in the world.

A frequent writer, Shaun has had several articles published in legal journals, including an article on issue estoppel that has been cited by several courts across Canada. He is the Chair of the Ontario Bar Association’s Civil Litigation Executive for 2018-19 and has participated as a mentor in the University of Toronto’s Faculty of Law mentorship program. 

Community Involvement & Associations

  • Ontario Bar Association’s Civil Litigation Executive, Chair
  • Commercial List Users’ Committee
  • University of Toronto Tribunal, Chair


  • Called to the New York Bar, 2006
  • Called to the Ontario Bar, 2005
  • Clerkship: Justices Blair, Borins, Cronk, and Doherty of the Court of Appeal for Ontario
  • J.D., University of Toronto Faculty of Law, 2004 – Class Valedictorian
  • B.A. in Political Science and Criminology, Simon Fraser University, 1999
  • Leggat v. Jennings: Successfully sought leave to appeal from a decision regarding production of privileged materials. Successfully argued that there were conflicting decisions on whether there is a wavier of privilege over legal advice when a party pleads detrimental reliance on another party’s misrepresentation.
  • 417 Infiniti Nissan Ltd. v. Nissan Canada Inc.: Successfully resisted the defendant’s attempt to restrict the disclosure of documents to counsel and experts only on the basis of confidentiality and commercial sensitivity.
  • The Best Lawyers™ in Canada, 2021: Corporate and Commercial Litigation; Real Estate Law
  • Canadian Lexpert® Directory, 2020: Litigation - Corporate Commercial
  • The Best Lawyers™ in Canada, 2020: Corporate and Commercial Litigation; Real Estate Law
  • Legal 500, 2020 Edition: Next Generation Partner - Dispute Resolution, Ontario
  • Canadian Lexpert® Directory 2019: Litigation - Corporate Commercial
  • Lexpert’s Guide to the Leading US/Canada Cross-Border Litigation Lawyers in Canada, “Litigation Lawyer to Watch”, 2015
  • Lexpert Rising Stars Award, 2014