Toronto West-Thunder Bay Tax Services Office

The Toronto West-Thunder Bay Scientific Research and Experimental Development (SR&ED) Division serves SR&ED clients from Hamilton, Kitchener-Waterloo, London, Mississauga, St. Catharines, Thunder Bay and Windsor.

For SR&ED enquiries:
Canada Revenue Agency
SR&ED Division
5800 Hurontario Street
Mississauga, Ontario  L5R 4B4
Telephone: 905-566-6010
Fax: 905-566-6154

For general information and publications, please visit our SR&ED pages.

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