Chicago / Willowbrook

7501 South Quincy Street
Suite 160
Willowbrook, Illinois 60527
United States

Chicago / Willowbrook Experts

John H. Diggle, III, P.E., NAFI-CFEI

Practice Leader, Mechanical and Electrical Engineering
+1 630 352 6196

Koji Hirota, AIA, OAA, LEED AP, NCARB

Construction Practice Leader
+1 312 350 6896

Stephen M. Kleps, Ph.D., P.E.

Principal Consultant
+1 312 343 9886

James F. Lane, P.E.

Director, Materials Science Practice and Laboratory Services
+1 312 639 9321