Major Shareholders
| No | Shareholder | Shareholding |
|---|---|---|
| 1 | Sadr Tamin Investment Company | 79.98% |
| 2 | Iran China Clay Industries Company | 10% |
| 3 | Iran Refractories Products Company | 10% |
| 4 | Iran Mineral Salts Mining Company | 0.01% |
| 5 | Shahid Bahonar Copper Industries Company | 0.01% |
| Total | 100% |