David R. McKinnon
Partner

Outline
Overview
Client Work
Representing the landlord in a successful claim for breach of lease against a tenant who had leased an entire 37 story office building and then vacated it with 12 years left on the lease, claiming that a minute amount of hazardous materials in building materials from decades earlier justified that decision. CNOOC Petroleum North America ULC v 801 Seventh Inc, 2025 ABKB 145; 2023 ABCA 97 ; 2021 ABQB 861; 2021 ABQB 81
Acted for energy companies in pipeline releases.
Acted for energy company in dispute with joint venture partner over failure of storage ponds for produced water from hydraulic fracturing operation.
Acted for various energy industry companies in defending multi-million dollar copyright claims over use of seismic data (including 2016 ABQB 356 and 2016 ABQB 230)
Acted for a group of concerned shareholders in an appeal to the Alberta Securities Commission of a decision of the TSX Venture Exchange.
Acted for Canadian company in multi-million dollar 'bet-the-company' arbitration involving American franchisor.
Recognitions & Awards
Benchmark Litigation: Canada
Recognized as a Litigation Star
Canadian Legal Lexpert Directory
Consistently Recommended, Professional Liability
Repeatedly Recommended, Medical Negligence
Repeatedly Recommended, Litigation - Corporate Commercial
Repeatedly Recommended, Medical Negligence
Repeatedly Recommended, Litigation - Corporate Commercial
Lexpert Special Edition—Canada's Leading Health Sciences Lawyers
Recognized as a leading Health Sciences lawyer
Lexpert Special Edition: Litigation
Recognized as one of Canada's leading lawyers in litigation
Lexpert Rising Star
Recognized as a rising star winner
Related Services
Education & Bar Admissions
Education
- University of King's College, Combined Honours (Philosophy and Political Science), 2002
- University of Calgary, LLB, 2007
Bar Admissions
- Alberta, 2008