| Oil & Gas | ||
| Abu Dhabi Gas Industries (GASCO) | Dubai Gas Company (DUGAS) | |
| Abu Dhabi Gas Liquefaction Co. (ADGAS) | Dubai Petroleum Co. (DPC) | |
| Abu Dhabi Marine Operating Co. (ADMA-OPCO) | EMARAT | |
| Abu Dhabi National Oil Co. for Distribution (ADNOC-FOD) | ENOC | |
| Abu Dhabi National Tanker Company (ADNATCO) | National Drilling Co. (NDC) | |
| Abu Dhabi Oil Co. for onshore Operation (ADCO) | National Petroleum Construction Co. (NPCC) | |
| Abu Dhabi Oil Co. Ltd., Japan (ADOC) | Shell | |
| Amoco Sharjah Oil Co. | TAKREER | |
| BP | Zakum Development Co. (ZADCO) | |
| Bunduq Oil Company Ltd., |