Advisory Board - Ontario

The Arthritis Society is fortunate to have volunteer leadership in each Division that is focused on helping us achieve our mission and raising funds to achieve this work. Our Divisional Advisory Boards, comprised of patients, medical professionals and community leaders, provide a wide variety of expertise and experience. Below is a list of the wonderful group of dedicated volunteers supporting our efforts. We thank them for their commitment.

Thomas Jedrej

Chair and Division Representative

Thomas is a Senior Private Banker with TD Waterhouse where he focuses on providing integrated wealth management solutions.

Aaron Sanderson


Aaron Sanderson, MA, CFRE, FAHP, is an award-winning fundraising professional who has nearly a decade of experience at leading nonprofit organizations in Canada.

Brian Tossan


Brian Tossan is the Director, Strategy and Business Transformation for General Motors of Canada based in Oshawa, Ontario.

Christine Drake


Christine Drake is a senior finance executive with over 25 years of broad-based experience in finance, risk management, M&A, financing and corporate governance. 

Deborah Levy


Dr. Deborah Levy is a Pediatric Rheumatologist and Academic Clinician at the Hospital for Sick Children (SickKids), and an Assistant Professor of Pediatrics at the University of Toronto. 

Michael Hartman


Michael Hartman is a Program Manager, Process Improvement at The Hospital for Sick Children (“Sick Kids”) in Toronto.

Sherri Altshuler


Sherri is a partner at Aird & Berlis LLP, where she specializes in corporate/commercial and corporate finance law, with an emphasis on public and private financings, mergers and acquisitions, corporate governance and ongoing general corporate and commercial activities.

Stephen Burgess