For more than 20 years, Michael Addesso Marble & Granite World Inc. has been one of the leading providers of natural stones and granite products in the Tri-State region. Based in Norristown, Pa., the company offers a host of products, such as countertops, natural stone slabs, ice stone, natural stone tiles and sinks. Its facility comprises a showroom, fabrication shop, granite slab warehouse and marble slab warehouse. In addition, the company s showroom displays a plethora of ceramic tiles, porcelain tiles, handmade tiles, marble, granite, limestone, onyx and man made/natural stone coverings.