Our Environmental experts provide environmental advice relating to all aspects of major project development, including environmental assessments, approvals and permits, waste and soil, contaminated lands, and general environmental compliance. Our team provides strategic and ongoing advice on the environmental implication of major projects.
In addition, our team represents clients in all aspects of environmental litigation, including civil actions, prosecutions, class actions, administrative hearings and judicial review applications. Our team also provides guidance to clients with existing operations, and assists them with risk management and mitigation, as well as emergency response in the case of environmental incidents.
Key Contacts
Partner, Litigation; Regulatory, Indigenous and Environmental, Toronto
Partner, Regulatory, Indigenous and Environmental, Toronto
Latest Insights
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Osler Update April 29, 2025
Some things last forever: Government of Canada proposes regulatory measures for PFAS
The Government of Canada intends to introduce additional regulatory instruments to further restrict the manufacture and use of PFAS.
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Osler Update April 21, 2025
Guidance published for reporting to the Federal Plastics Registry – Phase 1
We explore the Federal Plastics Registry’s and Guide for Phase 1 Reporting’s key elements, the reporting standard, and implications for industry.
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Osler Update March 7, 2025
PDAC 2025: amid so much uncertainty, where do we go from here?
The Prospectors and Developers Association of Canada’s (PDAC) annual convention is typically an opportunity for the mining industry to celebrate...
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Osler Update January 2, 2025
Competition Bureau releases draft environmental claims guidelines for public consultation
We examine the key observations from the draft guidelines and what businesses need to consider when making environmental claims.
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Stay up to date with our latest insights
SubscribeAwards and Recognition
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Chambers Canada: Canada’s Leading Lawyers for Business: Recognized in Environmental Law
- “Clients value the firm’s “ability to understand highly technical issues, environmental impact assessments and environmental protection planning,” as well as its “excellent client service which includes quick responses, detailed research, and clear communication of legal risks.”
- “They understand the difference between legal opinion and what a company has to do to walk the path of ensuring good relationships.”
- “They are very good, very knowledgeable and very responsive. I would recommend them for environmental litigation.”
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Chambers Global: The World’s Leading Lawyers for Business: Recognized in Environmental Law
- “The firm knows how to identify the various options and solutions, clarify challenges and provide clients with the most efficient path to meet their goals.”
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The Canadian Legal Lexpert Directory: Recognized in Environmental Law (Calgary, Alberta; Toronto, Ontario)
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Legal 500: Recognized in Environmental Law
In the Media
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Osler News April 30, 2025
14 Osler lawyers recognized in Lexpert Special Edition: Infrastructure 2025
Osler is pleased to announce that 14 of our lawyers are featured in the Lexpert Special Edition: Infrastructure 2025.
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Osler News March 11, 2025
Maureen Killoran, KC, becomes a Fellow of the American College of Trial Lawyers
Osler is proud to announce that Maureen Killoran, KC, has become a Fellow of the American College of Trial Lawyers (ACTL), widely considered to be...
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Osler News February 12, 2025
Sander Duncanson named Calgary Managing Partner
Osler is pleased to announce that Sander Duncanson has assumed the role of Managing Partner of the firm’s Calgary office, effective January 1, 2025.
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Osler News March 12, 2024
Brad Gilmour joins Osler’s Regulatory, Indigenous and Environmental group as a partner
Brad specializes in complex regulatory and environmental approvals for some of Canada’s largest and most important projects, advising clients...
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