Corporate Office
Ontario Electronic Stewardship
5750 Explorer Drive
Suite 301
Mississauga, ON L4W 0A9
Canada
Phone: 416-380-4545

Customer Service
Phone: 1-888-646-1820, ext. 11
Fax: 416-380-4154
Email: customerservice@ontarioes.ca

Marketing
Email: marketing@ontarioes.ca

Operations
Phone: 1-888-646-1820, ext. 12
Email: operations@ontarioes.ca