R.Tisi Professional Corporation
707 East Main St.
Welland, Ontario L3B 3Y5
Phone: 905-788-2030
Toll free: 1-877-788-2030
Fax: 905-788-3126
Our Team
Raymond Tisi, CPA, CA, B. Math
President
ray@rtisi.ca
Vivian Tisi
Office Manager
vivian@rtisi.ca
Derly Valencia, CPA
Account Manager
derly@rtisi.ca
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