Structures International, LLC (SI) is a professional structural engineering firm located in Jacksonville, Florida. Our firm provides complete structural engineering services for a variety of projects ranging from single-family homes to multi-story residential, commercial, institutional, and heavy industrial construction.

We have over 40 years of combined experience in the field of structural engineering.

SI currently holds licensure in 21 states and is certified by both SECB and BIECI. We hold an NCEES certification to allow us to obtain licensure in 29 additional states. SI is proud to have a LEED® Accredited Professional on staff as well as a Certified General Contractor in the State of Florida. We are members of NSPE, ACI, ICRI, AEI, FSEA, a Fellow Member of ASCE and a Charter Member of the Institute of Structural Engineers. SI has also developed a software program to assist in calculating the wind pressures on components and cladding in accordance with both the Florida Building Code and International Building Code.

SI is the Structural Engineer of Record of many significant projects in both the United States and foreign countries. Our most well known project in Northeast Florida is the Expansion of Alltel Stadium (now TIAA Bank Field) in Jacksonville Florida in preparation for Superbowl XXXIX in 2005. This project included a three story addition that filled in the south end zone along with twin escalator towers in the north end of the stadium.

Structures International, L.L.C.

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