Stoneworx has been in business since 1967, focusing on stone fabrication and installation for both the residential and commer ... cial markets, including granite, marble and engineered quartz products for all types of applications. Stoneworx has built a solid reputation as Ontario’s premier fabricator of stone surfaces for New and Custom Home Builders, Contractors, Kitchen and Bath Retailers and Interior Designers. Stoneworx is solely Canadian–owned and operates out of our 118,000 square foot manufacturing facility in Bolton, just northwest of Toronto. read more