Contact Us

Main Headquarters
1421 N. Elston Ave.
Chicago, IL 60642

773-486-2123
773-486-0004 fax

John Polich, P.E.
President

Danuta Panek
Laboratory Manager

Judy Freeman
District Sales Manager

Northwest Suburbs
500 W. Central Rd.
Mt. Prospect, IL 60056

847-259-5533
847-259-5606 fax

Steven C. Sawyer, CHMM
Executive Vice President

Northwest Indiana
8522 Kennedy Ave.
Highland, IN 46322

219-972-1110
219-972-1211 fax

William Gray
Vice President

Rockford
7431 E. State St. #225
Rockford, IL 61108

815-332-8378
815-332-8377 fax

Steve Sawyer
Executive Vice President

Southeast Wisconsin
1500 Sylvania Ave.
Suite 112
Sturtevant, WI 53177

262-886-9505
262-886-9510 fax

John Simon
General Manager

Madison
3700 Commerce Drive
Madison, WI 53719

608-826-4827
608-836-0817 Fax

John Simon
General Manager