
Construction
Canada Guide 2026 : Nationwide - Canada
Rankings

Ranked Individuals
Ranked Individuals
About
Provided by Dentons Canada LLP
Our clients include public and private owners, developers, builders, professional engineers and architects, general and specialized contractors, subcontractors, industrial equipment manufacturers, material suppliers, financial institutions, sureties and other players in this industry. We work with other Dentons practices in related areas, including real estate, restructuring and insolvency, environmental law, competition and corporate matters.
Key service areas:
- Procurement, including tenders, requests for qualifications and requests for proposals
- Drafting and negotiating all types of construction documents, including engineering, procurement and construction (EPC) and engineering, procurement and construction management (EPCM) contracts, fixed price and other general contracts, subcontracts, design-build contracts and professional services agreements
- Provincial licensing and registration matters, municipal zoning and permitting issues
- Developing safety programs and compliance with occupational health and safety legislation
- Risk assessment, allocation and management; preventative strategies; and resolution of issues during project development and implementation
- Resolving claims (through litigation, if necessary) for nonpayment, changes, delays, additional costs and damages, negligence, construction defects, product liability and other contractual failings and conflicts
- Liens and legal hypothecs, bonds and insurance issues
- Arbitrations and mediations in construction disputes
Chambers Review
Provided by Chambers
Strengths
Provided by Chambers
Dentons are responsive, thoughtful and practical.
Construction respondentCanadaThe firm rightfully carries a reputation as serious, knowledgeable lawyers. It is always good to have them on our side. They have a very deep construction law bench.
Construction respondentCanadaOur files were very complex and handled with confidence. We had a multifaceted, multi-contract/agreement construction project and Dentons' ability to manage this scale was commendable.
Construction respondentCanadaThey have good depth of expertise across areas, good bench strength and are a responsive and good firm to work with.
Construction respondentCanadaDentons have been very responsive. They are great at having people in Toronto and Vancouver and managing time zones. They are responsive on taking calls in different hours.
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 has a reputation of being one of Canada's top construction lawyers and she lives up to it. She is experienced, knowledgeable, professional and reliable.
Construction respondentCanadaKaren is a giant in the industry. She is very knowledgeable in her practice area, good at running a large team and very responsive to emails and calls.
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 very easy to engage with and he provided a strong team to support the project.
Construction respondentCanadaHe is responsive, thoughtful and practical.
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.
He is awesome on the front end, really good and really knowledgeable. He has a lot of international experience.
Construction respondentCanadaJana has been a great resource for our business.
Construction respondentCanadaHe is a really good client advocate and has good knowledge of construction and P3.
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.
John is an awesome lawyer.
Construction respondentCanada
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.
Karen is very hands -on and provides perfect service.
Construction respondentCanada
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 Canada LLP (6)
Members
Provided by Dentons Canada LLP

Jana W Mansour
View profile of Jana W Mansour
Karen Groulx
View profile of Karen Groulx
John Haythorne
View profile of John Haythorne
Karen Martin
View profile of Karen Martin
Dennis Picco
View profile of Dennis Picco
Robert Gilroy
View profile of Robert Gilroy
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