MSI Boston features a newly constructed 4,000 sq. ft. state of the art showroom for flooring and wall tile and a separate 15,000 sq. ft. dedicated slab selection showroom. The slab showroom has enhanced lighting displaying over 300 colors of granite, marble, quartz, and other natural stone slabs. MSI Boston features over 60,000 total sq. ft., approximately 300 truckloads of inventory, and over 11,000 slabs of granite countertops. MSI is one of the largest Boston granite and Boston granite countertop suppliers.