Profile: Rainbow Cultured Marble, Inc. is a manufacturer and distributor of cultured marble, onyx, granite & durrstone solid surface products. We fabricate real granite like vintage stone. Our services include re-caulking, re-buffing/polishing/sanding, repairing chips and standard installation. We also deliver cultured products such as corner soap shampoo holders, recessed soap shampoo holders and recessed soap holders.