Ellie Jane Marshall

Ellie's practice focuses on privacy, access to information, cybersecurity, AI governance, accessibility, online safety, and related consumer protection issues.

As a Certified Information Privacy Professional (CIPP/C), Ellie advises public and private sector clients on a broad range of strategic and practical data governance matters, including cross-border data transfers, drafting privacy policies and consent frameworks, conducting privacy impact assessments, responding to data subject requests, and negotiating data protection agreements. She leads clients through incident response, including representing clients in regulatory investigations arising from cybersecurity attacks. Ellie also assists organizations in standing up AI governance frameworks, including AI use policies and vendor management programs, and advises on transparency requirements for automated decision-making systems.

Ellie routinely handles freedom of information matters, including Information Commissioner of Canada investigations, and provides advice to government institutions on their disclosure obligations and to third parties affected by access requests. She was counsel to the Toronto Star in the landmark Supreme Court of Canada decision Sherman Estate v. Donovan , which affirmed the constitutional open court principle and provided guidance on how privacy interests are to be balanced with openness.

Ellie has developed significant expertise advising businesses on compliance with accessibility legislation across Canada, including the Accessible Canada Act and the Accessibility for Ontarians with Disabilities Act, 2005 . She represents clients before accessibility regulators and is actively advising federally-regulated clients on preparing for new digital technology accessibility obligations.

Ellie also advises social media platforms and other online services on online safety compliance, including navigating Canadian laws governing harmful content and the evolving federal and provincial regulatory landscape.