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What We Do

Regulate .  Represent  . Support  . Promote

The Ontario Association of Architects is a self-regulating organization governed by the Architects Act, which is a statute of the Government of Ontario. The Association is dedicated to promoting and increasing the knowledge, skill and proficiency of its members, and administering the Architects Act, in order that the public interest may be served and protected.

Ontario Architects

Ontario architects are highly trained professionals bound by regulations made under the Architects Act. To be licensed as an architect, an individual must meet the education requirement, gain a minimum of two years practical experience, pass extensive examinations, and complete the OAA Admission Course. Following licensure all architects must participate in the OAA Continuing Education Program.


As noted in the 2018 OAA Annual Report, there were 4,102 architects, 125 Licensed Technologists OAA, 1,656 Intern Architects, 762 Student Associates for a total of more than 6,645 people. There are 1,852 architectural practices in Ontario.