Mark M. Sullivan, PE


Mark Sullivan serves Midwestern as our CEO.  As with all of Midwestern’s leadership, Mark actively manages and designs his own projects.  A 1986 civil engineering graduate of Tri-State (now Trine) University, Mark has an extensive resumè in water, stormwater, and wastewater projects.  If we had to list his specialty, it would certainly be wastewater.  Mark has personally designed dozens of treatment and collection systems across the state.  Active in the ACEC Indiana, he has served on various committees.  When not at work, Mark and his wife Julie are dedicated softball parents, following their daughters wherever their high school and college careers take them.  Mark is a resident of Greenwood, Indiana.


P: 812.295.2800


P: 317.334.0262

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