| اسم الشركة | البريد الالكتروني | الهاتف |
| Oman Oil & gas | 0 | |
| Oman Oilfields Supply Center | admin@oosc.net | 24602044 |
| oq | 0 | |
| OTIS | 0 | |
| Pentagon Freight | 0 | |
| Petrogas E&P | petrogas@petrogas.com.om | 24527900 |
| Precision Engineering and Consultancy | precision@pec-oman.com | 24499637 |
| Quartet Solutions | 0 | |
| Rukun Al Yaqeen International | 0 | |
| Shell Development Oman | 0 |