| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| LASMO (TSA) LIMITED | SC034216 | 30/07/1999 | Dissolved |
| LASMO OIL (EGYPT) LIMITED | 02147928 | 01/02/1999 | Dissolved |
| LASMO VIETNAM LIMITED | 02510072 | 18/10/2000 | Dissolved |
| Lasmo (Azerbaijan) Ltd | 03525154 | 10/10/2000 | Dissolved |
| Lasmo (Massanga) Ltd | 02544203 | 01/02/1999 | Dissolved |
| Lasmo Afrique Ltd | 01431032 | 01/02/1999 | Dissolved |
| Lasmo Oil (Aden) Ltd | 02196078 | 01/02/1999 | Dissolved |
| Lasmo Oil (Guyana) Ltd | 02147521 | 01/02/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Blackfriars Oil & Gas Ltd | 00818091 | 01/02/1999 | 30/11/2001 | Dissolved |
| ENI BTC LIMITED | 01044120 | 01/02/1999 | 09/01/2001 | Amber |
| ENI KRUENG MANE LIMITED | 03562003 | 01/02/1999 | 22/02/1999 | Not Trading |
| ENI UFL LIMITED | 02325373 | 01/02/1999 | 21/12/2001 | Dissolved |
| Eni Energy Ltd | 00176270 | 30/06/1999 | 01/08/2000 | Dissolved |
| Eni International Exploration Ltd | 02451388 | 01/02/1999 | 21/12/2001 | Dissolved |
| Eni Linv Ltd | 02451354 | 01/02/1999 | 11/12/2001 | Dissolved |
| Eni Malacca Ltd | 01664303 | 01/02/1999 | 28/11/2001 | Dissolved |
| Eni Methodplan Ltd | 02642814 | 01/02/1999 | 28/11/2001 | Dissolved |
| Eni Mhh Ltd | 01820901 | 30/06/1999 | 01/08/2000 | Dissolved |
| Eni Neptune Ltd | 01198236 | 01/02/1999 | 01/08/2000 | Dissolved |
| Eni Securities Ltd | 02351633 | 01/02/1999 | 21/12/2001 | Dissolved |
| Eni Trading Ltd | 01521565 | 01/08/2000 | 21/12/2001 | Dissolved |
| Lasmo (U D G ) Plc | 01234982 | 01/02/1999 | 28/11/2001 | Dissolved |
| Lasmo (Vei) Ltd | 03173751 | 01/02/1999 | 11/12/2001 | Dissolved |
| Lasmo Grand Maghreb Ltd | 02466698 | 19/01/1998 | 03/07/2000 | Dissolved |
| Lasmo Kakap Ltd | 01682791 | 01/02/1999 | 28/11/2001 | Dissolved |
| Lasmo Madura Ltd | 01750351 | 01/02/1998 | 21/11/2001 | Dissolved |
| Lasmo Sumatra Ltd | 01682796 | 01/02/1999 | 28/11/2001 | Dissolved |
| Oil Exploration (Holdings) Ltd | 01024938 | 01/02/1999 | 01/08/2000 | Dissolved |