Office Locations

Illinois
Regional Director
Jerald T. Payonk, PE

Champaign
125 West Church Street
Champaign, IL 61820-3510
Map & Directions
Phone: 217.373.8900
Fax: 217.373.8923

Chicago
118 South Clinton Street, Suite 570
Chicago, IL 60661
Map & Directions
Phone: 312.648.9900

Oakbrook Terrace
1815 S. Meyers Road, Suite 470
Oakbrook Terrace, IL 60181
Map & Directions
Phone: 630.413.4130

Wisconsin
Regional Director
Mustafa Emir, PhD, PE

Kenosha
625 57th Street, 6th Floor
Kenosha, WI 53140
Map & Directions
Phone: 262.657.1550
Fax: 262.657.1594

Milwaukee
759 North Milwaukee Street, Suite 624
Milwaukee, WI 53202
Map & Directions
Phone: 414.727.4990

Wausau
500 North 3rd Street, Suite 703
Wausau, WI 54403
Map & Directions
Phone: 715.845.1333

Indiana/Kentucky
Regional Director
Wes Christmas, PE, ENV SP

Evansville
21 SE 3rd Street, Suite 705
Evansville, IN 47708
Map & Directions
Phone: 812.471.4802

Indianapolis
8900 Keystone Crossing, Suite 475
Indianapolis, IN 46240
Map & Directions
Phone: 317.844.8900

New Albany
120 West Spring Street, Suite 400
New Albany, IN 47150
Map & Directions
Phone: 812.725.8595

Lexington
2333 Alexandria Dr Suite 239
Lexington, KY 40504
Map & Directions
Phone: 859.286.1140

Louisville
312 S. Fourth Street, Suite 700
Louisville, KY 40202
Map & Directions
Phone: 502.587.1748

Clark Dietz Locations Map

Area Managers
Sean Widener, PE, PTOE
Champaign

Nirav Patel, PE
Chicago/Oakbrook Terrace

Emily Basalla, PE, CFM
Kenosha/Milwaukee

Tonia Westphal, PE, LEED AP
Wausau

Kevin Hetrick, PE
Indianapolis

Heath Titzer, PE, PLS
Evansville/New Albany
Louisville/Lexington

Contact Us

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