The job involves measurement of quantity and determination of quality, loss control prevention, tanks inspection and supervision of loading and discharging of all grades of crude oil, refined products, petrochemicals and gases.
Trident Stewart Inter Sea is a Petronas Licensed company, authorised to handle all the Crude Oil Exploration under the existing governing contracts.

The above inspecion covers but not limited to;
- Quantity Determination at Shore Tank
- Quantity Determination at Ship's Tank
- Sampling & quality testing
- Supervision of Loading & Discharging
- Ascertaining the COQ at the loadport and verifying the same at discharge port.