MS International Inc. is the leading distributor of natural stone in North America. Founded in 1975 and based in Orange California MSI is the largest supplier of natural stone products throughout the United States and maintains a worldwide presence. MSI offers an extensive product line including a wide selection of natural stone products imported from 35 countries across the globe. MSI has put together one of the largest collections of imported natural stone landscaping products in the United States. These products which include pavers caps treads copings flagstone ledgerstone and other accessories made from sandstone slate granite and travertine are stocked in our warehouses across the nation. Whether you need to match a stone or hunt for something special MSI is the best source for imported natural stone products.