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WATER TREATMENT

Chicago Backflow

Telephone: 708-389-5600
www.chicagobackflow.com

ClearWater Associates, Ltd.

Racine, WI 53401-0006
Telephone: 847-854-3775 Fax: 847-854-3779
www.clearwaterassociatesltd.com

Earthwise Environmental

777 N. Edgewood Ave.
Wood Dale, IL  60191
Telephone: 630-475-3070
www.eathwiseenvironmental.com

Garratt-Callahan

1503 S. State St., #801
Chicago, IL  60605
Telephone:  312-833-1423
www.garrattcallahan.com

Gehrke Technology Group

1050 N. Rand Rd.
Wauconda, IL  60084
Telephone:  847-487-9110
www.gehrketech.com

Global Water Technology

14604 John Humphrey Dr.
Orland Park, Illinois 60462
Telephone: 708-349-9991 Fax: 708-349-9995
www.gwt-inc.com

H-O-H Water Technology

500 S. Vermont
Palatine, IL  60067
Telephone:  847-358-7400
www.hohwatertechnology.com

Nalco Company

1601 West Diehl Road
Naperville, Illinois 60563-1198
Telephone: 815-341-6699
[email protected]