• 1

    January 2019 Dinner Meeting
    Rainier Square: Game Changer!
    January 8, 2019
    Ron Klemencic will speak about The Ranier Square development in Seattle

  • 1

    Designing Transparency

    Carl D’Silva, FAIA is Managing Principal, Perkins+Will
    Terry McDonnell, PE, SE, PEng, SECB
    January 31, 2019

  • 1

    27th Chicago Trade Show and Symposium

    March 1, 2019 - 7:00am to 11:00am​
    Call for Abstracts!
    Absracts Due January 11, 2019

  • 1

    16th Annual Midwest Bridge Symposium

    April 18, 2019 - 8:00am to 5:00pm
    Call for Abstracts!
    Absracts Due January 18, 2019

  • 1

    Find a Structural Engineer

    Looking for an engineer for a residential or small commercial project?  Many SEAOI members specialize in smaller scale projects!  


Welcome to the SEAOI website! Whether you are a practicing engineer, a curious student, or an interested citizen, you can find the information you need here. SEAOI was founded in 1965 to advance and advocate excellence in structural engineering and to aid in safeguarding the public. In 2015, we celebrated 50 years of living out our mission in Illinois.


Calendar of Upcoming Events

You can always find the latest events listed in the column to the right, on our Events Calendar page, or, if you prefer a calendar format, on our Google calendar


Join our mailing list!

SEAOI sends a weekly Tuesday Update email, as well as selected other annoucements for special events and news affecting the engineering community.  Use the button below to sign up.  You can also indicate your interest in Bridge Events, Central Illinois activities, and Women in Structural Engineering (SEAOI WiSE).

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Contact us!

Have a question about SEAOI?  Interested in getting involved as a volunteer?  Contact us!