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National Office

55 St Clair Avenue West

Suite 300

Toronto, Ontario

M4V 2Y7


Telephone: 416-961-7223

Fax: 416-961-4189

Questions and comments? 

Ontario Division

55 St.Clair Avenue West, Suite 500

Toronto, Ontario

M4V 2Y7


Telephone: 416-488-5400

Toll-free: 1 800-268-8874

Fax: 416-488-2872

For tax receipt and general donor inquiries, email



Stephanie Hermsen Thanks to the incredible progress in retinoblastoma research made possible by Canadian Cancer Society funding, my son won’t have to go through what I did.

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Cancer affects all Canadians

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Nearly 1 in 2 Canadians is expected to be diagnosed with cancer in their lifetime.

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