The American Concrete Institute is a non-profit technical society and standards developing organization. ACI was founded in January 1905 during a convention in Indianapolis. Since 1964, the Ontario Chapter has been meeting the concrete information needs of local concrete practitioners with the goal of disseminating knowledge in the design, use, manufacture and maintenance of concrete.

Interested in advancing your career? Visit our Certification section to learn more about ACI Ontario certification programs.

 

UPCOMING EVENTS

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October 21, 2025

Fall Concrete Seminar

Table Top Displays

&

Lobsterfest and Pig Roast

Our sustaining members….        


 

…the foundation of our chapter