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John Kolkman is a seasoned Senior Project Manager at MWH Constructors, where expertise lies in managing municipal water and wastewater construction projects valued between $30M and $250M since March 2001. Prior to this role, John served as a Project Engineer at Montgomery Watson Constructors from April 1998 to March 2001, focusing on municipal water and wastewater projects in the greater Cincinnati area, and also specialized in electrical, instrumentation, and controls.