| Nace | Description | Number of Company |
|---|---|---|
| 23.63.01 | Manufacture of ready-mixed concrete | 392 |
| 23.64.01 | Manufacture of mortars | 60 |
| 23.65.02 | Manufacture of doped fiber and cement | 23 |
| 23.69.01 | Manufacture of plaster and gypsum based products not elsewhere classified | 24 |
| 23.69.02 | Manufacture of other products made of concrete, cement or artificial stone (sculpture, low and high reliefs, vases, flower pots, architectural ornaments, garden ornaments, etc.) | 59 |
| 23.99.04 | Manufacture of processed mica and mica products | 1 |
| 23.99.05 | Manufacture of bituminous mixtures (natural or artificial stone materials and those obtained by mixing of bitumen as a binder, natural asphalt or related ingredients) | 40 |
| 23.99.10 | Manufacture of ground or coated calcite (except extraction of calcite) | 1 |
| 23.99.90 | Manufacture of products from other non-metallic minerals (peat, graphite, etc. unassembled) (including carbon fibers; except those for electrical purposes) | 30 |
| 46.73.05 | Wholesale trade of sanitary products such as bath tubs, sinks, toilet seats, toilet cisterns and stone tiles and ceramic tiles, etc. (ceramic, glass, marble, plastic, cultured marble, iron, steel, copper or aluminum, etc.) | 926 |
