| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Lasmo Tonkin Ltd | 02369773 | 08/05/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BEACH ENERGY (BASS GAS) LIMITED | 02397248 | 08/05/1992 | 31/03/1993 | Silver |
| ENI BTC LIMITED | 01044120 | 08/05/1992 | 16/02/1994 | Amber |
| ENI INDONESIA LIMITED | 02334535 | 08/05/1992 | 29/04/1997 | Not Trading |
| ENI INTERNATIONAL LIMITED | 01431033 | 08/05/1992 | 29/04/1997 | Dissolved |
| ENI LASMO PLC | 01008965 | 08/05/1992 | 28/04/1998 | Gold |
| ENI LNS LIMITED | 00970280 | 08/05/1992 | 08/11/1993 | Not Trading |
| ENI MIDDLE EAST LIMITED | 03180997 | 04/04/1996 | 29/04/1997 | Amber |
| ENI OIL ALGERIA LIMITED | 02274210 | 15/02/1994 | 29/04/1997 | Silver |
| ENI TNS LIMITED | SC055200 | 05/01/1990 | 08/11/1993 | Not Trading |
| ENI TTO LIMITED | 00196665 | 08/05/1992 | 08/11/1993 | Dissolved |
| ENI UHL LIMITED | 00916179 | 29/05/1992 | 16/02/1994 | Silver |
| ENI ULT LIMITED | 00301317 | 29/05/1992 | 29/04/1997 | Silver |
| Eni International Exploration Ltd | 02451388 | 08/05/1992 | 29/04/1997 | Dissolved |
| Eni Malacca Ltd | 01664303 | 08/05/1992 | 29/04/1997 | Dissolved |
| Eni Neptune Ltd | 01198236 | 08/05/1992 | 16/02/1994 | Dissolved |
| Eni Overseas Holdings Ltd | 01431776 | 08/05/1992 | 29/04/1997 | Dissolved |
| Eni Tns Holdings Ltd | 00518762 | 08/05/1992 | 08/11/1993 | Dissolved |
| Eni Trading Ltd | 01521565 | 08/05/1992 | 03/04/1996 | Dissolved |
| Hautpas Ltd | 01137767 | 08/05/1992 | 08/11/1993 | Dissolved |
| LASMO (TSA) LIMITED | SC034216 | 06/03/1989 | 08/11/1993 | Dissolved |
| LASMO OIL (EGYPT) LIMITED | 02147928 | 10/05/1996 | 29/04/1997 | Dissolved |
| LASMO PETROLEUM (MINERALS) LIMITED | 01073330 | 08/05/1992 | 08/11/1993 | Dissolved |
| LASMO VIETNAM LIMITED | 02510072 | 15/02/1994 | 21/07/1994 | Dissolved |
| Lasmo (Tsp) Ltd | SC049025 | 27/11/1990 | 08/11/1993 | Dissolved |
| Lasmo (Vei) Ltd | 03173751 | 15/03/1996 | 29/04/1997 | Dissolved |
| Lasmo Claymore Petroleum Ltd | SC056731 | 06/03/1989 | 08/11/1993 | Dissolved |
| Lasmo Cumi-Cumi Ltd | 02544269 | 08/05/1992 | 29/04/1997 | Dissolved |
| Lasmo Grand Maghreb Ltd | 02466698 | 23/12/1993 | 29/04/1997 | Dissolved |
| Lasmo Kakap Ltd | 01682791 | 08/05/1992 | 29/04/1997 | Dissolved |
| Lasmo Madura Ltd | 01750351 | 08/05/1992 | 29/04/1997 | Dissolved |
| Lasmo Oil (Aden) Ltd | 02196078 | 15/02/1994 | 03/04/1996 | Dissolved |
| Lasmo Oil (Guyana) Ltd | 02147521 | 08/05/1992 | 16/02/1994 | Dissolved |
| Lasmo Sumatra Ltd | 01682796 | 08/05/1992 | 16/02/1994 | Dissolved |
| Lasmo Tangerang Ltd | 02334541 | 08/05/1992 | 16/02/1994 | Dissolved |
| Neptune (T T 0) | 01499050 | 08/05/1992 | 08/11/1993 | Dissolved |
| Oil Exploration (Holdings) Ltd | 01024938 | 08/05/1992 | 16/02/1994 | Dissolved |
| Oil Exploration(Scotland) Ltd | SC060495 | 10/11/1988 | 16/02/1994 | Dissolved |
| PERENCO OIL AND GAS COLOMBIA LIMITED | 01789505 | 08/05/1992 | 29/04/1997 | Gold |
| PRIME PAKISTAN LIMITED | 00151940 | 15/02/1994 | 29/04/1997 | Silver |