Aaby Construction, Inc., a trusted LOCAL contractor, has been providing quality roofing and siding services for over 15 years in Rockford, IL, as well as in Loves Park, Machesney Park, Roscoe, Rockton, Belvidere, Byron, Winnebago, Pecatonica, IL. We also offer FREE INSPECTIONS! We're among the Top 3 Best Rated Roofing Contractors in Rockford, IL. We are your best source for top quality roof inspection, roof repair, roof replacement, and roof maintenance. With vinyl siding you'll improve the looks of your home or business without painting.