> NORTHERN MICHIGAN REAL ESTATE CONSULTANTS, INC. Michigan Since: 1977 NORTHERN MICHIGAN REAL ESTATE CONSULTANTS, INC.
> INTERCONTINENTAL CORROSION ENGINEERS, INC. Michigan Since: 2005 INTERCONTINENTAL CORROSION ENGINEERS, INC.
> GOSLING CZUBAK ENGINEERING SCIENCES, INC Michigan Since: 1996 GOSLING CZUBAK ENGINEERING SCIENCES, INC
