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    Find a Structural Engineer

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

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    E-Week Girl Day Instagram Contest

    How are you encouraging girls and women in your life to pursue engineering?  Post a photo on Instagram by February 22 you'll be entered to win a $50 Amazon gift card! Learn more here!

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    Chicago Trade Show and Symposium

    Join us on Friday, March 2!  Meet with vendors and trade professionals, and earn 2.0 hours of CE credit. 

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    March Dinner Meeting

    Bill Ipema will discuss the Seating Towers for The Yard at Chicago Shakespeare Theater. Join us on March 6!

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    New Webinars Available!

    SEAOI is pleased to offer several recorded lectures and classes for CE credit. Four are free for members and all are available on demand. Find a webinar today!


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).

Sign Up for Email Updates

Contact us!

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