Andrea Collier P.e.

Andrea Collier, P.E. is a Senior Environmental Engineer at Barr Engineering Co. since March 2017. Prior to this role, Andrea served as the Deputy Director of the Missouri Department of Natural Resources, specifically within the Missouri Geological Survey, from September 2002 to February 2017. Andrea holds a Bachelor of Science degree in Chemical Engineering from the University of Missouri-Columbia, earned between 1995 and 2000.