Jennifer L. King
Partner
- Year of Call, Nunavut (2019)
- Year of Call, Ontario (2007)

Jennifer L. King is a partner at Gowling WLG. She is National Co-Lead of the firm's Administrative Law Practice Group (Canada) and a member of the firm's Climate Change and Environment Group. She is a past leader of the firm's ESG (Environmental, Social & Governance) advisory services practice.
A skilled and purpose-driven litigator, Jennifer is particularly well-known for handling high-profile environmental, municipal, and emergency matters. Jennifer has a proven track-record of navigating clients through cases engaging complex issues in a variety of fields including environmental law and climate change, constitutional law, corporate and contractual disputes, professional liability, tort, public health, land use and municipal law, and Indigenous rights. She does this before all levels of Ontario, Nunavut and federal courts and tribunals including the Ontario Land Tribunal and the Nunavut Impact Review Board. She has experience as counsel on public inquiries, having served as both commission counsel and party counsel.
Jennifer’s court practice includes civil litigation, defence of regulatory prosecutions and administrative law proceedings, both defending and challenging government decision-making.
Jennifer's clients also recognize her as a singularly effective strategic advisor and partner who guides them to positive outcomes when engaging complex regulatory regimes. This work includes approvals relating to, for example: environmental and impact assessments; climate change; public health; land use; energy; resource extraction; and transportation.
Jennifer supports clients in negotiating complex land and impact benefit agreements for Indigenous organizations.
Her litigation and advisory clients attribute Jennifer's success in helping them achieve their objectives to her powerful yet calm presentation style and her integrity, which are widely recognized in her work both inside and outside of the hearing room.
Jennifer is actively involved in the legal profession and wider community. She is a dedicated mentor to lawyers and law students both within and outside the firm. She serves on the boards of the Osgoode Society for Canadian Legal History and the Filipino Canadian Lawyers Network. Jennifer spent 19 years serving on boards of local neighborhood community centres in Toronto.
Jennifer is regularly sought out to teach and speak publicly on environmental law and climate change, ESG, municipal law, freedom of information, emergency and disaster recovery, and legal practice and procedure. Jennifer taught Administrative Law as an adjunct professor at Osgoode Hall Law School from 2023 - 2025.She is also a Climate Governance Expert with the Canada Climate Law Initiative.