Lange Structural Group, LLC was established to provide high quality innovative structural engineering services. We provide full service consulting and design services on a wide variety of project types. Project experience ranges from $30 million high-tech research facilities, to very precise renovation work which requires preservation of the surrounding facility. We also perform analysis and condition appraisals for existing buildings. We have engineers with their Professional Engineering License as well as their true Structural Engineering License. We also have a national Model Law Structural Engineering (MLSE) certificate which is a nationally recognized certification which allows licensing in nearly all 50 states.