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Willms & Shier Environmental Lawyers LLP represents clients on a full range of environment, Aboriginal and energy law issues.  Our dedicated legal team includes six Environmental Law Specialists certified by the Law Society of Upper Canada and lawyers with backgrounds in environmental science, geology and environmental planning.

For more than 40 years, industry and individual clients, business lawyers, environmental professionals, Aboriginal communities and governments have benefitted from our innovative, practical solutions and extensive knowledge in a broad range of practice areas:

ENVIRONMENTAL LAW - corporate due diligence and risk management, brownfields strategy and contaminated site remediation, environmental assessment and approvals, air emissions, odour, noise, waste, wildlife and water law


  • Environmental Civil Litigation - prosecution or defence of environmental lawsuits
  • Environmental Regulatory Defence of Prosecutions - defence of quasi-criminal environmental prosecutions by regulatory authorities and managing regulatory investigations
  • Environmental Appeals - appeals of regulatory orders and approvals to administrative tribunals and government decision-makers

ABORIGINAL LAW - Aboriginal consultation, resource sector agreements, capacity support for Aboriginal groups and businesses, dispute resolution, litigation and training

ENERGY - renewable energy and transmission projects, regulatory approvals and appearances before energy boards

NORTHERN - environmental impact assessments, land and water regulation, wildlife law and management, water law and policy, land claims implementation and Aboriginal law North of 60

"The firm is one of, if not the best enviro law firm in the country ..."

Senior Litigation Counsel

Willms & Shier is committed to keeping you up-to-date on the latest developments in environmental, Aboriginal and energy law.

Explore our range of publications and subscribe to our e-publications to keep you informed:

Speaking Engagements

Willms & Shier lawyers are frequent and highly-valued speakers at many industry and legal conference across the country. Click here to view all of our upcoming speaking engagements.

In-House Workshops & Seminars

We are pleased to develop workshops/seminars on a range of topics for clients that qualify for Continuing Professional Development (CPD) and Continuing Legal Education (CLE). Contact us to request a seminar.

Blog (Coming soon! )

Watch for Willms & Shier’s new blog to provide you with more timely updates and analysis on key environmental, Aboriginal and energy topics! 


Our lawyers post regular and timely articles on key environmental, Aboriginal and energy law developments affecting a range of industry sectors, governments, Aboriginal communities and individuals.


Our bi-monthly e-newsletter provides a convenient collection recent leading articles and news.



Featured Event

November 14, 2016

The Law Society of Upper Canada: Indigenous Law Issues 2016

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Featured Publication

October 21, 2016

Robust Environmental Management System Serves to Fully Absolve Defendant: R v Control Chem Canada Ltd.

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