Find the Best Building Supply Stores in Sparta, WI

SFI, Inc. is a Wisconsin-based manufacturer of cultured marble vanity tops and window sills, offering customizable solutions for dealers and clients. With over 20 years of experience, we produce durable, high-quality products in a 25,000-square-foot facility using advanced equipment. Our offerings include six product lines, more than 50 color options, and tailored features to suit diverse design needs.