Call: 815-342-5418 or 630-768-3211

Serving: DeKalb, Sycamore, Cortland, Sandwich, Somonauk,

Ottawa, St. Charles, Sugar Grove, Naperville, Aurora, Bativia, Geneva, Yorkville, Oswego, Plainfield


At Key Construction Group we answer the phones personally. When you call us, you will speak directly with a plumber. Someone who can actually answer your questions.

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KEY CONSTRUCTION GROUP INC.

PHYSICAL ADDRESS:

215 S. CHURCH ST.

MILLINGTON, IL 60537


MAILING ADDRESS:

215 N. CHURCH ST.

NEWARK, IL 60541


Main Office: 815-695-5352

​Office Fax:  815-695-5370

Mike Direct: 815-342-5418

Phil Direct: 630-768-3211


​General Inbox:bids@keyconstructiongroup.com