Litigation: General Commercial
Canada Guide 2026 : Alberta
Rankings

Ranked Individuals
Ranked Individuals
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Dentons defended Tilray in a proposed national class action before the Alberta Court of King's Bench which alleges discrepancies between advertised and actual THC levels.
Strengths
Provided by Chambers
The firm's ability to draw from subject matter experts is unrivaled.
Litigation: General Commercial respondentCanadaThe Dentons' team is knowledgeable and strategic. They're a one-stop team.
Litigation: General Commercial respondentCanadaEven though Dentons is a very large firm, there is a sense of collaboration across different departments.
Litigation: General Commercial respondentCanadaThe lawyers are responsive, thoughtful and practical.
Litigation: General Commercial respondentCanadaThe Dentons team is very efficient and creative. Their service is always first rate.
Litigation: General Commercial respondentCanada
Notable Practitioners
Provided by Chambers
Band 3 
Band 3 
Gordon Tarnowsky
Calgary-based Gordon Tarnowsky KC of Dentons is regularly mandated by major oil and gas clients to handle cases involving multiple jurisdictions. He is equally experienced in litigation and arbitration, with noted strength in contractual disputes.
Band 4 
Band 4 
Dennis Picco KC
Dennis Picco KC has notable experience in contractual disputes, contentious insurance matters and arbitration in the construction sector. He is based in Dentons' Edmonton office.
Dennis is an excellent lawyer.
Litigation: General Commercial respondentCanada
Associates to watch 
Associates to watch 
Robert Gilroy
Robert Gilroy is a senior associate based in Dentons' Edmonton office who garners praise for his litigation practice, including on complex construction disputes.
Robert is well-prepared and effective.
Litigation: General Commercial respondentCanadaHe is very knowledgeable.
Litigation: General Commercial respondentCanadaRobert Gilroy is one of the best lawyers we've ever used. We would strongly recommend him.
Litigation: General Commercial respondentCanadaRobert's attention to detail makes you feel confident throughout the process.
Litigation: General Commercial respondentCanada
Spotlight 
Spotlight 
Matthew Epp
Based in Calgary, Matthew Epp of Dentons has a wide array of securities litigation experience and regularly represents investment and real estate industry professionals in civil proceedings and class actions.
Ranked Individuals at Dentons (4)
Dentons has rankings in the following guides
Band 1 USA 2026
Practice area: Litigation: General Commercial
Location: Hawaii
View department profile for USA 2026Band 2 USA 2026
Practice area: Litigation: General Commercial
Location: Kentucky
View department profile for USA 2026Band 2 USA 2026
Practice area: Litigation: General Commercial
Location: Iowa
View department profile for USA 2026Band 2 USA 2026
Practice area: Litigation: General Commercial
Location: Indiana
View department profile for USA 2026Band 2 USA 2026
Practice area: Litigation: General Commercial
Location: Missouri: St Louis & Surrounds
View department profile for USA 2026Band 3 USA 2026
Practice area: Litigation: General Commercial
Location: Alabama
View department profile for USA 2026
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