Illinois
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Buffalo Grove Hexacomb Design Center
1296 Barclay Blvd., Buffalo Grove, IL 60089 US
Phone Number (847) 955-7893
Fax Number (847) 955-7900
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Chicago Full-Line Plant
5445 West 73rd Street, Bedford Park, IL 60638 US
Phone Number (708) 821-1600
Fax Number (708) 458-9572
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Chicago Sheet Plant
5555 West 73rd Street, Bedford Park, IL 60638 US
Phone Number (708) 594-5260
Fax Number (708) 594-5263
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Chicago Specialty Plant
5230 West Roosevelt Road, Chicago, IL 60644 US
Phone Number (773) 378-8700
Fax Number (773) 378-9137
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Lake Forest Corporate Headquarters
1 North Field Court, Lake Forest, IL 60045 US
Phone Number (800) 456-4725
Fax Number (847) 482-4545
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Mundelein Technical and Development Center
250 South Shaddle Avenue, Mundelein, IL 60060 US
Phone Number (847) 482-2092
Fax Number (847) 482-2100
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Trenton Hexacomb® Plant
11620 Old US Highway 50, Trenton, IL 62293 US
Phone Number (618) 934-4311
Fax Number (618) 934-4106
