Manufacturers of paintable wallpaper, add your listing to this page here
These wallpaper companies make wallcoverings that are designed to be painted. These wallpapers may have a smooth or textured finish. When visiting these websites, they may or may not contain examples of their paintable wallpapers, so contact the makers for purchasing/information details.
Blue Mountain Wallcoverings
Cavalier Prints and Cavalier Wallpaper
Graham & Brown: English wallpaper manufacturer.
Johns Manville Corporation