Custom Window Company has offered quality vinyl and aluminum replacement windows since 1980. We provide sales and installation, as well as replacement of vinyl and aluminum windows. Let us help you with all of your custom window needs. Founded in 1980, the Custom Window Company has been serving Shreveport, LA and the surrounding areas, up to a 100-mile radius, for over thirty years. At Custom Window Company, we specialize in preparing and building custom window designs in all different shapes and sizes.