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Jonathan Lancaster

Jonathan F. Lancaster

Partner Fasken
Covenants given on the sale of a business are subjected to a lower level of scrutiny than employee covenants, and are more difficult to set aside.
Jurisdiction Ontario, 1993
Language(s) English
Office(s) Toronto

Jonathan Lancaster’s litigation practice is focused on corporate commercial litigation, commercial real estate litigation, lease arbitrations, banking law, product liability litigation, professional negligence and estates litigation.

Jonathan has a broad commercial real estate and estate litigation practice.

Acting successfully as counsel in Ontario cases, Jonathan has advised on a broad array of real estate litigation issues, including mortgagee and tenant rights/priorities, rights of first refusal, options to purchase, and equitable defences, vendors' liens, duties of condominium developers to purchasers, and restrictive covenants.

Jonathan has acted in a number of large product liability and professional negligence cases dealing with solicitors' and auditors' negligence, and has also advised on many complex estates matters.

A recognized expert, Jonathan has been ranked in Chambers Global and Benchmark Canada.


  • Recognized by Best Lawyers in Canada for Product Liability Law, The Best Lawyers in Canada 2015 to 2019
  • Recognized for Trusts and Estates, The Best Lawyers in Canada 2015 to 2019
  • As "Litigation Star" in Commercial Litigation and Product Liability in Ontario, Benchmark Litigation 2018


  • University of Western Ontario
  • BSc Georgia Institute of Technology

Memberships & Affiliations

  • Member, Canadian Bar Association
  • Member, Ontario Bar Association
  • Member, The Advocates' Society
  • Lecturer, Law Society of Upper Canada
Article Counsel Comments - Martin v. ConCreate USL Limited Partnership, 2013 ONCA 72
Article Covenants and the Limitations Act, 2002 Covenants Concerning the Use of Land, Ontario Bar Association
Ethics and Professionalism In Arbitration and Litigation Victory Verbatim location location Toronto Toronto, ON


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