Lonny J. Rosen

Rosen Sunshine LLP

212 Adelaide St W, Suite 200
Toronto, ON M5H 1W7
Phone: (416) 572-4901
Fax: (416) 352-1442
E-mail: [email protected]

Lonny J. Rosen, C.S. is a founding partner of the Toronto, Ontario, regulatory and health law boutique Rosen Sunshine LLP. Certified by the Law Society of Ontario as a Specialist in Health Law, he advises professionals, regulators, health-care providers, professional associations, and individuals. Lonny represents clients in civil and administrative proceedings, including in complaint and discipline matters, investigations, audits and peer reviews, hospital privileges matters, and hearings before various tribunals. He serves as independent legal counsel to numerous College Discipline Committees. Lonny advises on privacy law, assisting clients in managing breaches and responding to complaints. He is a member of the Consent and Capacity Board. An Adjunct Professor at Osgoode Hall Law School, he teaches health law. He served as Chair of the Health Law Sections of the Ontario and Canadian Bar Associations, and as a Director of The Advocates’ Society. Lonny was named to Best Lawyers in Canada for Health Care Law for each year since 2014. In 2020 he was included in Who’s Who Legal as a Global Leader in Health Care Law, receiving the ranking of “Recommended”. In 2016, Lonny was the inaugural recipient of the OBA Susan Hilary Davidson Memorial Award for Excellence in Health Law. 


Year Called to the Bar:1998 (ON)
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