Canadian federal lobbying registration
Registrant: WILLIAM DEMPSTER
Lobbying firm: 3Sixty Public Affairs Inc.
Lobbying firm (French name): 3Sixty Public Affairs Inc.
Client: Cancer Clinician Advocacy Forum
Client address: 251 Queen Street South, , Mississauga, ON, L5M 1L7, CAN
Client representative: Sandy Sehdev, Co-Chair
Effective date: 2026-03-17
Posted: 2026-03-17