ProSource Wholesale Flooring Madison is the largest trade-only wholesale flooring source in North America. ProSource works directly with the top flooring manufactures to offer trade professionals and their clients the best wholesale flooring. ProSource members like flooring contractors, remodelers, installers, builders, designers and suppliers enjoy the lowest possible wholesale prices available. Shop 20,000 discount commercial and wholesale flooring options in a well-organized wholesale location.  Find budget and elegant options in: carpet, hardwood, vinyl, laminate, cork, bamboo, ceramic tile, natural stone, area rugs and cushion.