• 1

    27th Chicago Trade Show and Symposium

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

  • 1

    Seismic Design of Buildings

    Jon Sfura of WJE leads this popular full-day course on November 30 in Bloomington, IL. Member pricing is just $315. Register today!

  • 1

    December 2018 Dinner Meeting

    Structural Design Challenges of an Urban Interchange
    December 4, 2018
    Will Colletti will speak about the bridge replacements on the Jane Byrne Interchange. 

  • 1

    SE Exam Refresher Course 2018-2019

    • In-depth review -- 46 sessions, over 80 hours of instruction time.
    • Content areas restructrued for better alignment with the NCEES SE Exam
    • Recordings available for course duration AND 10/1/19 through October 2019 SE Exam
  • 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).

Sign Up for Email Updates

Contact us!

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