AATO Head Office:
The Association of Architectural Technologists of Ontario
2355 Derry Road East, Unit 38
Mississauga ON L5S 1V6

Telephone: (905) 405-0840
Toll Free: 1-866-805-AATO (2286)
Fax: (905) 405-9882

Provincial Contact:
Email: aato@bellnet.ca

Contact the Local Chapter:
Email: aato.ottawa@gmail.com