For over 20 years, Marble Palace Inc. has been supplying cast polymer products, including cultured marble, onyx and granite. The firm caters with a range of natural and engineered stone for bathroom countertops, lavatories, vanities, showers, receptors, bathtubs, enclosure sets, fireplace surrounds, windows sills, wall panels, whirlpool baths, and kitchen countertops. The firm serves to developers in the Northern California, Central Valley and Bay Area. It serves as one of the larger manufacturers of cultured marble, onyx and granite in the Central Valley and the Bay Area.