Best Lawyers in Canada for Privacy and Data Security Law

David Canton is a business lawyer and trademark agent focusing on technology issues and technology companies. He leads the firm’s Technology and Privacy Law and Intellectual Property practice. David advises on information technology and e-business matters such as software licences and SaaS, outsourcing agreements, consulting agreements, intellectual property including trademarks and copyright, technology transfer, privacy, social media law, anti-spam law, artificial intelligence (AI law...

Andrew has a business law practice, with a focus on electronic commerce issues. He provides guidance about online delivery of goods and services, privacy, data protection, access to information, anti-spam law compliance and intellectual property control and capitalization. He advises clients on a variety of issues, creates policies and advocates on behalf of his clients, to help them respond to their legal challenges and opportunities. Andrew’s practice also includes a significant resea...

Janet Grove is the Canadian head of our life sciences and healthcare sector. Building on her experience and knowledge from years spent in corporate development and legal roles within industry, Janet helps clients in the technology and health sciences sectors – IT, health sciences, telecommunications and clean-tech. She is sought out for her expertise and business approach to structuring and negotiating both merger and acquisition transactions and complex commercial relationships to deve...

David Krebs has a business law practice with particular focus on compliance, privacy, and cybersecurity. David is the National Leader of Miller Thomson’s Privacy, Data Governance & Cybersecurity practice and regularly advises clients on responding to data breaches, cybersecurity matters, data governance, artificial intelligence, and data protection/privacy risks in M&A and other commercial transactions. In his work as privacy counsel, David has worked on comprehensive audits, po...

James Kosa is a partner at WeirFoulds with a practice focused on information technology and intellectual property law. James offers his clients a wealth of knowledge and experience from across the spectrum of technology issues, including the protection and exploitation of computer and software technology, IT and IP licensing, privacy, security breaches and dispute resolution. James’ depth of experience means that he is able to offer his clients clear, practical and well-rounded advice b...

Lonny Rosen is a founding partner of the Toronto, Ontario health and regulatory law firm Rosen Sunshine LLP. He has been certified by the Law Society of Ontario as a Specialist in Health Law. Lonny advises on a wide variety of health and regulatory law issues. His clients include health care professionals, administrators of health care facilities, professional associations, and individuals. He represents clients in a range of civil and administrative proceedings, including in complaint and di...

Catherine Dennis Brooks is a Partner and Registered Canadian Trademark Agent with a practice in intellectual property law and marketing and advertising law. She specializes in all aspects of trademark and copyright law. Catherine assists clients in managing their domestic and international trademark portfolios through clearance and prosecution, licensing, opposition and cancellation proceedings, and enforcement strategy. She also has considerable experience in transactional work involving int...

Caroline Deschênes is a partner in the Montréal office of Langlois Lawyers. Her practice is focused on civil and commercial litigation, with a particular emphasis on class actions, privacy issues, access to information, construction law, product liability and professional liability. She represents various corporations before courts of first instance and appeal in Quebec, and before administrative tribunals. Caroline has acted in several class actions involving the protection of p...

Suzanne has built a strong practice in access and privacy law. She advises both public and private sector employers on their responsibilities as they navigate the implications of the Freedom of Information and Protection of Privacy Act (FIPPA), the Personal Information Protection Act (PIPA), the Personal Information Protection and Electronic Documents Act (PIPEDA) and other related legislation. Suzanne regularly provides one-on-one training to in-house privacy and access coordinators on respo...

David’s practice focuses on insurance coverage disputes involving Property & Casualty and Specialty lines (with particular emphasis on Cyber and Technology insurance). David has extensive dispute resolution experience both as a litigator in trial and appellate courts as well as in mediation, arbitration and negotiation. His advice is regularly sought by Canadian, American and Lloyd’s insurers. David is a member of the Board of Directors of the Canadian Defence Lawyers, and he ...

Nader R. Hasan is a top attorney recognized by Best Lawyers in the practice area(s) of Aboriginal Law / Indigenous Practice, Administrative and Public Law, Appellate Practice, Criminal Defence and Privacy and Data Security Law. Nader R., who practices law in Toronto, Ontario, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nader R. is held by other top lawyers in the same geographic and legal practice area.

Nareg is a technology lawyer with Fasken's Privacy and Cybersecurity group. He provides practical and actionable advice to some of Canada’s leading institutions and startups. His practice focuses on data protection issues, with a particular penchant for cybersecurity breach preparation and response (incl. bespoke advisory work, gap assessments, crisis simulation, and holistic breach response). His breach response work has helped organizations navigate complex cybersecurity events in a v...

Katie is an associate in the McKercher LLP Saskatoon office. Katie maintains a general civil litigation practice with a primary focus on insurance defence and health law. She has appeared before all levels of court in Saskatchewan, as well as various administrative tribunals. As part of her practice, Katie has a particular focus in privacy law, advising clients from a broad range of industries on information privacy, access to information, data sharing, privacy law interpretation and complian...

Soleïca Monnier is a lawyer in our Privacy and Cybersecurity group. She advises clients on privacy law enforcement in the private and public sector, particularly in the programmatic advertising industry. Soleïca has advised several companies, government departments and agencies on technology law, privacy law enforcement and the Act respecting the legal framework for information technology, digital transformation, issues surrounding technology documents and electronic signatures, as ...

Nayla El Zir is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy and Data Security Law. Nayla, who practices law in Montréal, Quebec, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nayla is held by other top lawyers in the same geographic and legal practice area.

Antoine Rancourt is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy and Data Security Law. Antoine, who practices law in Montréal, Quebec, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Antoine is held by other top lawyers in the same geographic and legal practice area.