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Association of Architectural Technologists of Ontario

Welcome to the AATO

Architectural Technology is an Accredited Profession. The high level of architectural education achieved by Accredited Architectural Technologists qualify them for responsible positions within the industry, executing the safe design and management of construction projects. As a self regulating professional Association, the AATO’s function is to:

  • Provide Architectural Technologists within this province with an Association which advances profession, increases their professional knowledge, skill and grants them Accreditation with the Province of Ontario.
  • Foster the attainment of quality and competence in the field of Architectural Technology.
  • Encourage continual upgrading to remain current with constantly changing technology.
  • Establish, maintain and enforce strict rules of ethical conduct for the members of the Association in the field of Architectural Technology.
  • Inform the public in a suitable and ethical manner of the purpose and aims of the Association.
  • Promote a harmonious relationship among members in order to stimulate the development of the Association and enhance its public reputation.

New & Noteworthy!



We are pleased to inform you that effective from June 27, 2017 the AATO will be relocating to the following address 7611 Pine Valley Drive, Vaughan, ON

the main telephone, fax numbers & email addresses remain unchanged.

During the relocation period, should you encounter any difficulties in contacting us via email and land-lines, please accept a slight delay in turnaround times.

Thank you for your patience–AATO 2017 LOGO 3 FINAL 2 (black sun) (no logo)


Thank you to our Sponsors!




The AATO has purchased a new property located at 7611 Pine Valley Drive in Vaughan, Ontario L4L 0A2.

The new office closed on October 4, 2016 and was built approximately in 2005

with 2 storeys, approximate total square footage of 2650 sq. ft. (1325 per floor).  It is a commercial condominium development

and neighbouring properties consist of offices, various businesses, retail, restaurants, etc.


Save 20% on Illustrated Code Series Books
you will automatically be put into the customer group “AATO”. From there on, you will automatically receive a discount with no coupon code required.

a AATO Media design