Kaleigh Sonshine

Sociétaire | Toronto


Portrait de Kaleigh Sonshine

( Disponible en anglais seulement )


Kaleigh is an experienced litigator whose clients appreciate her proactive and pragmatic approach to dispute resolution. She has strong advocacy experience at all levels of court including Superior Court of Justice and Commercial List, Divisional Court, Federal Court and Court of Appeal.

Commercial Litigation: Kaleigh has broad expertise representing clients on business disputes among shareholders and partners, commercial lease disputes, debt recovery, directors’ negligence, professional negligence, and complex contractual disputes.

Insolvency: Kaleigh’s practice includes creditor/debtor disputes and the enforcement of creditors’ rights and security. She has experience working with a wide range of stakeholders in insolvency proceedings.

Intellectual Property: Kaleigh has experience litigating patent and copyright infringement matters involving a wide range of technology and products.

Kaleigh prioritizes her clients legal and business needs, ensuring her advice is strategic and tailored to achieve desired outcomes. She also recognizes the value of alternative dispute resolution, and uses mediation and arbitration as appropriate to achieve positive results for her clients.


Mandats importants

  • Clements v. Northern Gate Retirement Community, 2019 ONSC 5701
  • Bukshtynov v. McMaster University et al, 2019 ONCA 1027
  • Bukshtynov v. McMaster University et al, 2018 ONCA 1006
  • Aware Ads Inc. v. Walker et al, 2021 ONSC 7452
  • Aware Ads Inc. v. Walker et al, 2022 ONSC 6121
  • Caledon (Town) v. Darzi Holdings Ltd., 2022 ONCA 455
  • DS&D Personnel Inc. v Maple Equipment & Leasing Inc., 2022 ONSC 4103

Associations professionnelles

  • Canadian Bar Association
  • Advocates' Society
  • Law Society of Ontario


  • Anglais
  • Français

Formation et admission au barreau

  • Ontario, 2016
  • J.D., University of Western Ontario, 2015
  • B.A., McGill University, 2011