
Construction
Canada Guide 2027 : Nationwide - Canada
Rankings

Ranked Individuals
Ranked Individuals
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Dentons represented the Department of Justice Canada and Transport Canada on the structuring and procurement aspects of the Alto High Speed Rail Project, spanning four provinces.
Strengths
Provided by Chambers
Dentons’ commitment and dedication to their clients truly stand above others in the industry. It maintains open, consistent lines of communication and is readily available when critical commercial and legal decisions need to be addressed.
Construction respondentCanadaThe firm places great importance on service quality and is always prepared to provide insightful and well‑founded guidance when required.
Construction respondentCanadaThe team is very comprehensive, capable and strategic.
Construction respondentCanada
Notable Practitioners
Provided by Chambers
Band 1 
Band 1 
Karen Martin
Vancouver-based Karen Martin KC of Dentons has impressive expertise in construction matters concerning infrastructure projects. Managing a broad portfolio of matters including dispute resolution, contract development and risk mitigation, she offers skilled counsel in arbitration and litigation.
Karen Martin is very personable and definitely knows her stuff. She has the experience where you can trust her answers and puts together a file very well.
Construction respondentCanada
Band 5 
Band 5 
Dennis Picco KC
Dennis Picco KC is an Edmonton-based partner at Dentons, whose practice focuses on litigation and dispute resolution. He has notable experience of representing clients in cases arising from disruption and delay claims, as well as cost overrun disputes.
Dennis Picco is a great litigator. He is also good at piecing together information, and good at dealing with experts and speaking their language.
Construction respondentCanada
Band 6 
Band 6 
Jana W Mansour
Vancouver-based Jana Mansour co-leads Dentons' national construction group. He has a distinguished practice, with considerable experience of advising clients on non-contentious issues arising from construction and infrastructure projects, such as procurement and contract negotiations.
Jana provides thorough, strategic and timely advice
Construction respondentCanada
Band 6 
Band 6 
John Haythorne
Front-end construction lawyer John Haythorne holds a wealth of experience on behalf of municipal bodies and clients in the mining space. He is based in Dentons' Vancouver office.
Band 6 
Band 6 
Karen Groulx
Dentons' Karen Groulx is a respected construction lawyer based in Toronto. She is recognised for her expertise in handling construction litigations in the commercial and transport sectors.
Associates to watch 
Associates to watch 
Robert Gilroy
Robert Gilroy is an associate based out of Dentons' Edmonton office. He is particularly adept at assisting with claims concerning design errors and delays arising out of significant infrastructure projects.
Ranked Individuals at Dentons (6)
Dentons has rankings in the following guides
Band 3 Asia-Pacific 2026
Practice area: Construction
Location: Malaysia
View department profile for Asia-Pacific 2026Band 2 Global 2026
Practice area: Construction
Location: United Arab Emirates
View department profile for Global 2026
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