Marble Institute of America: Membership

Membership categories include:

Regular or Associate Members – companies actively engaged in quarrying, manufacturing, producing, finishing, fabricating, installing, exporting, importing, brokering, selling, maintaining, or restoring natural stone.
Dues: $750 (North America); $825 (Foreign).
Branch Members – offices of regular members (eg additional locations) that desire to receive the appropriate services of the Institute.
Dues: $125
Affiliate Members – companies or organizations that are not part of the stone industry but who either specify of advocate the use of natural stone (e.g. architects and kitchen & bath designers).
Dues: $95