Oil gas and minerals
| site link | phone | |
| Oman Trading International | info@omantrading.com | 24403708 |
| oq | 0 | |
| OTIS | 0 | |
| Pentagon Freight | 0 | |
| Petrogas E&P | petrogas@petrogas.com.om | 24527900 |
| PetroJobs Oman | 0 | |
| Petroleum Development Oman | 0 | |
| Precision Engineering and Consultancy | precision@pec-oman.com | 24499637 |
| Rukun Al Yaqeen International | 0 | |
| Salalah Methanol Company | careers@salalahmethanol.co.om | 23218800 |