Rugo Stone LLC, Natural Stone & Mosaic Contractors of Lorton, VA, has become the the first company to earn the Accredited Natural Stone Commercial A Contractor designation under the Marble Institute of America's (MIA) accreditation program.

Commercial A Companies are firms that handle large-scale commercial stone installations such as high rise interior/exterior wall cladding, museums, or hotel exteriors.

Additionally, these companies deal with non-prescriptive or “engineered,” mechanically anchored stone veneer designed and installed to accommodate imposed loads as designated by applicable codes and/or specifications.

For more information on the accreditation program, visit