| Muscat Highlands Mining |
| MUSCAT HIGHLANDS TRADING |
| Muscat High Marinas |
| MUSCAT HIGHNESS ADVANCE |
| MUSCAT HIGHNESS BUILDING AND CONTRACTION |
| Muscat highness first business management |
| MUSCAT HIGH SPEED PROJCTS |
| Muscat Hills Automotive and Transportation |
| Muscat Hills Development |
| Muscat Hills Facility Management |
