Jennifer Fairfax provides business-critical environmental and regulatory advice, with a specialty in environmental law and litigation. Jennifer also practices commercial and construction litigation and dispute resolution. Jennifer has signiﬁcant experience conducting negotiations with, and making representations to, regulatory bodies, including the Ontario Ministry of the Environment, assisting clients with inspections, investigations and reporting obligations, as well as conducting environmental litigation, including civil actions/applications, judicial reviews, administrative tribunal proceedings, and defence of prosecutions.
Jennifer also provides regulatory and environmental advice relating to environmental assessments, regulatory orders, corporate transactions, permits and approvals, waste and soil, contaminated lands, renewable energy projects, and regulatory compliance.
Jennifer litigates business-critical issues in environmental law, construction disputes, complex contractual / negligence disputes, insurance disputes, commercial arbitrations, and constitutional law. She has broad advocacy and trial experience, and has appeared before the Ontario Superior Court of Justice, the Ontario Divisional Court, the Ontario Court of Appeal, the Federal Court of Canada, the Federal Court of Appeal, and the Ontario Environmental Review Tribunal. Jennifer has also acted as lead appellate counsel in constitutional litigation. Jennifer is the past Chair of the executive of the OBA Environmental Law Section. Prior to joining Osler, Jennifer clerked for The Honourable Justice Edgar Sexton with the Federal Court of Appeal.