ACIMM - ANAMP  -  Stone, marble, machines and building products, import/export staisticts, fairs. ACIMM and ANAMP - Italian associations of marble and stone machineries.

British Aggregates Association  - Represents quarry owners in the aggregates and minerals industry offering advice and lobbying parliament on aggregates levy, road haulage industry and minerals waste. Includes members directory, publications, news and events.

Elberton Granite Association  - Trade association of granite quarriers and manufacturers in the United States. Includes a membership directory, granite facts and a granite museum .

Indiana Limestone Institute of America,Inc. - Serves the construction industry as a coordinating agency for the dissemination of accurate, unbiased information on limestone standards, recommended practices, grades, colors, finishes, and all technical data required for specifying, detailing, fabricating and erecting Indiana Limestone.

The Canadian Stone Association - - Sponsor and conduct activities and events aimed at promoting its members' products and services while facilitating the exchange of information concerning the stone industry.