The purpose of accreditation is to establish high standards for companies/business entities whose focus is tile and stone installation; who demonstrate rigorous business practices; and are committed to advancing the professionalism of the tile and stone industry. By achieving and maintaining accreditation, companies/business entities demonstrate their quality and value through an independent third-party review. Accredited companies/business entities shall abide by and uphold the NTCA Five-Star Accreditation Code of Ethics.

This application is specific for Large Commercial Contractors serving the heavy commercial market. To meet this requirement, the company installs a minimum of $6 million in tile installations on average of the last five years and can submit completed, over the past 5 years, project information on four projects with a tile installation contract of at least $750,000 and one project completed in the past five years with a tile installation contract of $1,000,000 or more.

Large Commercial applications also require a company and job site visit by a Five-Star Accreditation approved tile consultant.