| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 24-25 COMPTON ROAD RTM COMPANY LIMITED | 05749089 | 25/06/2021 | Amber |
| EDUCATION FOR GOOD | 07198064 | 22/03/2010 | Dissolved |
| ENI ANS LIMITED | 02554093 | 15/11/2010 | Dissolved |
| ENI PAPALANG LIMITED | 04530307 | 15/11/2010 | Dissolved |
| ENI POPODI LIMITED | 04530309 | 15/11/2010 | Dissolved |
| ENI SOUTH SALAWATI LIMITED | 08309219 | 27/11/2012 | Dissolved |
| ENI UFL LIMITED | 02325373 | 15/11/2010 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BURREN ENERGY PLC | 03492720 | 15/11/2010 | 30/10/2020 | Gold |
| ENI AMBALAT LIMITED | 03968980 | 15/11/2010 | 30/10/2020 | Not Trading |
| ENI ARGUNI I LIMITED | 07683960 | 27/06/2011 | 30/10/2020 | Not Trading |
| ENI AUSTRALIA LIMITED | 01020949 | 18/11/2019 | 30/10/2020 | Amber |
| ENI BTC LIMITED | 01044120 | 15/11/2010 | 30/10/2020 | Amber |
| ENI BUKAT LIMITED | 03856870 | 15/11/2010 | 30/10/2020 | Not Trading |
| ENI COTE D'IVOIRE LIMITED | 02556415 | 15/11/2010 | 30/10/2020 | Amber |
| ENI EAST GANAL LIMITED | 11409270 | 11/06/2018 | 30/10/2020 | Not Trading |
| ENI EAST SEPINGGAN LIMITED | 08102459 | 12/06/2012 | 30/10/2020 | Not Trading |
| ENI GANAL LIMITED | 03771954 | 15/11/2010 | 30/10/2020 | Not Trading |
| ENI HEWETT LIMITED | SC090159 | 15/11/2010 | 30/10/2020 | Silver |
| ENI HYDROCARBONS VENEZUELA LIMITED | 01452037 | 15/11/2010 | 30/10/2020 | Gold |
| ENI INTERNATIONAL RESOURCES LIMITED | 04339898 | 09/04/2019 | 30/10/2020 | Bronze |
| ENI INVESTMENTS PLC | 04126448 | 02/12/2010 | 30/10/2020 | Gold |
| ENI LIVERPOOL BAY OPERATING COMPANY LIMITED | 01003825 | 15/11/2010 | 27/06/2014 | Not Trading |
| ENI LNS LIMITED | 00970280 | 15/11/2010 | 30/10/2020 | Not Trading |
| ENI MIDDLE EAST LIMITED | 03180997 | 15/11/2010 | 30/10/2020 | Amber |
| ENI MOZAMBIQUE ENGINEERING LIMITED | 09104675 | 26/06/2014 | 30/10/2020 | Dissolved |
| ENI NORTH GANAL LIMITED | 07814541 | 18/10/2011 | 30/10/2020 | Not Trading |
| ENI OIL ALGERIA LIMITED | 02274210 | 15/11/2010 | 30/10/2020 | Silver |
| ENI RAPAK LIMITED | 03771987 | 15/11/2010 | 30/10/2020 | Not Trading |
| ENI TNS LIMITED | SC055200 | 15/11/2010 | 30/10/2020 | Not Trading |
| ENI UK HOLDING PLC | 06428648 | 15/11/2010 | 30/10/2020 | Silver |
| ENI WEST GANAL LIMITED | 12227735 | 25/09/2019 | 30/10/2020 | Not Trading |
| ITHACA EF LIMITED | 03772746 | 15/11/2010 | 30/10/2020 | Silver |
| ITHACA UKCS LIMITED | 01019748 | 15/11/2010 | 30/10/2020 | Silver |
| PRIME AEP LIMITED | 00307812 | 15/11/2010 | 30/10/2020 | Gold |
| PRIME GLOBAL ENERGIES LIMITED | 00151940 | 18/11/2019 | 30/10/2020 | Silver |