Lianne Tysowski

Lianne J. Tysowski

Senior Counsel
Calgary: 403.776.3781
Fax 403.776.3800


JD, 1994
University of Toronto

Bar Admissions

Alberta, 1995


Lianne’s practice focuses on corporate and securities law, including public and private financings, mergers and acquisitions and other corporate reorganizations. She also regularly advises clients with respect to corporate governance matters, as well as stock exchange and other regulatory compliance matters. Lianne has represented issuers, underwriters and special/independent committees.

Representative Work

Load More


Best Lawyers in Canada—Leading lawyer in corporate law, securities law (2012-2021)

The Canadian Legal Lexpert Directory—Leading lawyer in corporate finance & securities (2021)

Lexpert’s Rising Stars: Leading Lawyers Under 40—One of Canada’s leading lawyers under 40 (2011)

Lexpert/Thomson Reuters’ Guide to the Leading U.S./Canada Cross-Border Corporate Lawyers in Canada—One of Canada’s corporate lawyers to watch (2011)



  • Co-Chair University of Toronto Law Alumni Association, Calgary
  • Arbor Award for outstanding volunteer service to the University of Toronto