Tag: Chicagoland North

GRAND BLANC, Mich.—The newly named Sonitrol Great Lakes, a $10 million business with $500,000 in RMR, wants to double its RMR in the next five years.The independent Sonitrol dealer announced today that it is combining its two businesses, Sonitrol Tri-County, based here, and Chicagoland North, based in Northbrook, Ill., under the new name Sonitrol Great Lakes. The company also announced it is expanding its operations to Grand Rapids, Mich., and Toledo, Ohio.The company will continue to be headquartered...