​Marriott International (Jan 2013) – Marriott’s CFRST Construction and Design Dedepartment has selected Belstone as a Marriott "supplier for all ecoQuartz and natural stone products"  for Courtyard, Fairfield Inn, Residence Inn, Springhill Suites, and Towneplace Suites. Owners and General Contractors may refer to the Marriott online spec program known as “buzzsaw” for Belstone's finish specification listings.