Feldco Windows, Siding & Doors

Feldco has been a leader in replacement windows, siding and doors since 1976. With products designed specifically for the Midwest, we started to expand almost a decade ago, and now serve Central and Northern Illinois with operations in Rockford and P...

Feldco has been a leader in replacement windows, siding and doors since 1976. With products designed specifically for the Midwest, we started to expand almost a decade ago, and now serve Central and Northern Illinois with operations in Rockford and Peoria. We also proudly serve Southeast, Central and Northeast Wisconsin with offices in Cudahy, Madison and Menasha. Our newest location is in Davenport where we serve the Quad Cities region.