Contact Information for English Canada
Mailing Address
- ELM Computer Systems Inc.
- c/o Norton McMullen LLP
- Suite 200 - One Valleywood Drive
- Markham, Ontario
- L3R 5L9
Email: support@avantax.ca
Telephone
- Toll-free: 800 268 3211
- Toronto: 416 495 1624
- Fax: 416 495 0044
Contact Information for French Canada
Email: soutientechnique@avantax.ca
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Telephone
- Québec (Montreal): 514 499 9669
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Fax: 514 499 9669
