| Riyam Development and Investment |
| Riyam Development Co LLC |
| RIYAM ENGINEERING AND SERVICES LLC |
| RIYAM ENGINEERING & SERVICES LLC |
| Riyam engineering trading and contracting |
| RIYAM HILLS INVESTMENT |
| Riyam International Busnisses |
| RIYAM INVESTMENTS TRADING |
| RIYAMI PIONEER BUSINESS |
| Riyam Muscat |
