Manufacturer of bathroom fixtures and countertop solutions for your home and business. Family owned and operated since we began in 1969, Coni-marble Manufacturing takes pride in offering some of the finest countertop materials and cultured-marble bathroom fixtures available on the market today. From our synthetic marble products, to our AVIAN and Corian Solid Surfacing, to some of the finest Quartz surfaces available from highly-reputable, quality suppliers like Caesarstone, Corian Quartz, HanStone, Silestone and Viatera, we offer you a wide range of options for your new construction or renovation projects. Wanting to provide you—our clients—with the very best products available, we also offer Neolith Sintered Stone.