Natural Stone Restoration Services in Toronto & GTA

At Sentinel Maintenance Inc (SMI), we provide comprehensive natural stone restoration services that bring your stone surfaces back to their original beauty. Over time, marble, granite, limestone, and other natural stones can show signs of wear such as etching, scratches, stains, or cracks. Our restoration process includes expert surface assessment, precision repairs, resurfacing, polishing, and sealing—ensuring long-term protection and a flawless finish. Whether it's a high-traffic lobby floor or an elegant residential countertop, we tailor our methods to the specific material and environment. With years of expertise in both interior and exterior stone surfaces, we help preserve your investment while enhancing visual appeal. Serving clients throughout Toronto and the GTA, SMI is your trusted partner for breathing new life into aged or damaged stonework.