Sean DeCoster is currently the Chief Operating Officer at CSDG, a position they have held since 2023. Prior to this, they served as Principal and Project Manager at CSDG and as Principal at LandDesign, Inc. from 1999 to 2010. Earlier in their career, Sean worked as a Staff Engineer at Manhard Consulting (1997-1999) and as a Traffic Engineer for the Village of Hoffman Estates (1995-1997). Sean earned a Master of Engineering Management from Lipscomb University (2012-2015) and a Bachelor of Science in Civil Engineering from Washington University in St. Louis (1990-1994).
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