| ROUGH C LIMITED | Company limited by guarantee | Live |
| ROUGH DIAMOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| Rough Diamond Consultancy Limited | Private company limited by shares | Live |
| DE TOLEDO ROUGH DIAMOND SUPPLIERS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Rough Diamond Trading Company Limited | Private company limited by shares | Dissolved |
| Rough & Raw Group Limited | Private company limited by shares | Live |
| SRI ROUGH MINERALS LIMITED | Private company limited by shares | Live |
| Rough Stone HK Limited | Private company limited by shares | Live |
| ROUGHRIDERS LIMITED -THE- | Private company limited by shares | Dissolved |
| Arctic Roughs Limited | Private company limited by shares | Live |
| ROUGHWATER LIMITED | Private company limited by shares | Live |