Office Location:
2082 Oakleaf Street
Joliet, IL 60436
(815) 729-1002
Meeting Location:
2114 S. I-80 Frontage Rd.
Joliet, IL 60436
FAX:(815) 725-0147



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Drilling Contractors & Field Technicians


ACCURATE AMERICAN INSPECTING
2034 S. 10,000 W. Rd.
Bonfield, IL 60913
Phone: (815) 954-4838

AMERICAN GEOENGINEERING, INC
177S-C W. Cortland Ct.
Addison, IL 60101
Phone: (630) 894-9800

ASPEN ENVIRONMENTAL, INC
6607 W. Archer Ave.
Chicago, IL 60638
Phone: (773) 586-8585

ASSOCIATED ENGINEERING & TECH.
9228 Indianapolis Blvd., Ste. 8A
Highland, IN 46322
Phone: (219) 972-3516

CHICAGO TESTING LAB. ELK GROVE VILLAGE
1612 Landmeier Rd., Unit B
Elk Village, IL 60007
Phone: (847) 228-1079

CHICAGO TESTING LAB. (CTL) MCHENRY
3966 W. Dayton St., Unit A
McHenry, IL 60050
Phone: (815) 385-8351

CHICAGO TESTING LAB. (CTL) THORNTON
18000 S. Williams St.
Thornton, IL 60476
Phone: (708) 774-9958

CHICAGO TESTING TECHS (CTT)
TERRACON/TERRA GROUP SUBCONTRACTORS
135 Ambassor Dr.
Naperville, IL 60540
Phone: (630) 717-4263

DEL MAR, INCORPORATED
3841 Ridgeland Ave.
Berwyn, IL 60402
Phone: (312) 421-5000

DESIGN CONSULTING ENGINEERS
4740 W. Peterson Ave.
Chicago, IL 60646
Phone: (773) 283-8500

DLZ INDUSTRIAL, LLC
316 Tech Dr.
Burns Harbor, IN 46304
Phone: (219) 764-4700

ECM TESTING SERVICES, INC
5220 East Route 6
Morris, IL 60450
Phone: (815) 521-1235
Grundy County Contractor

ECS ILLINOIS, LLC
1575 Barclay Blvd.
Buffalo Grove, IL 60089
Phone: (847) 279-0366

ENVIRONMENTAL DRILLING & CONTRACTING
4692 136th Ave.
Holland, MI 49424
Phone: (616) 738-9300

ENVIRONMENTAL SOIL PROBING CORP
1704 Ronzheimber Ave.
St. Charles, IL 60174
Phone: (630) 846-0625

FLOOD TESTING LABORATORIES, INC. (FTL)
1945 E. 87th St.
Chicago, IL 60617
Phone: (773) 721-2200

GEO SERVICES, INC
805 Amherst Ct., Suite 204
Naperville, IL 60565
Phone: (630) 305-9186

GREAT LAKES SOIL & ENVIRONMENTAL CONSULTANTS, INC.
333 Shore Dr.
Burr Ridge, IL 60527
Phone: (630) 321-0944

GSG MATERIAL TESTING, INC
847 W. Adams, Suite 230
Chicago, IL 60607
Phone: (312) 666-2989

H.H. HOLMES TESTING LABORATORIES
170 Shepard Ave.
Wheeling, IL 60090
Phone: (847) 541-4040

K & S ENGINEERS, INC
9715 Kennedy Ave.
Highland, IN 46322
Phone: (219) 924-5231

KALGEN CONSULTANTS, INC
716 N. Wisconsin Ave.
Villa Park, IL 60181

MATERIAL TESTING SERVICES, INC.
766 Foster Ave.
Bensenville, IL 60106
Phone: (630) 860-7185

MIDWEST TESTING SERVICES, INC.
3705 Progress Blvd.
Peru, IL 61354
Phone: (815) 223-6696

MTL GROUP, INC.
448 Eisenhower Lane North
Lombard, IL 60148
Phone: (630) 576-2600

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