| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Airpoint Limited | 02796928 | 08/03/1993 | Dissolved |
| Carmake Ltd | 02799802 | 16/03/1993 | Dissolved |
| D-GAS B.V. | FC023247 | 06/06/2001 | Dissolved |
| DEUTSCHE CAPITAL LIMITED | 03904388 | 02/04/2008 | Dissolved |
| DEUTSCHE GAS LIMITED | 04903928 | 18/09/2003 | Dissolved |
| Enpower Limited | 02799963 | 16/03/1993 | Dissolved |
| Hopmalt Limited | 02796923 | 08/03/1993 | Dissolved |
| N G M Ltd | 02546434 | 05/10/1991 | Dissolved |
| Ramp Pipelines Ltd | 02122719 | 12/11/1991 | Dissolved |
| STEELHOUSE ENERGY TRADING LIMITED | 07742871 | 17/08/2011 | Dissolved |
| STEELHOUSE ENERGY VENTURES LIMITED | 05783194 | 18/04/2006 | Dissolved |
| STEELHOUSE ENERGY VENTURES LIMITED | 05783194 | 18/04/2006 | Dissolved |
| United Capital Ltd | 03461888 | 06/11/1997 | Dissolved |
| United Capital Ltd | 03461888 | 06/11/1997 | Dissolved |
| Widdas Bryant Ltd | 03037464 | 26/06/1997 | Dissolved |
| Zealtry Limited | 02797330 | 08/03/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Aquila Energy Fuels Ltd | 02705839 | 10/04/1992 | 15/04/1996 | Dissolved |
| Aquila Energy Ltd | 02609893 | 18/07/1991 | 08/08/1994 | Dissolved |
| Aquila Energy Marketing Ltd | 02733772 | 23/07/1992 | 15/04/1996 | Dissolved |
| Aquila Energy Power & Light Co Ltd | 02708894 | 23/04/1992 | 15/04/1996 | Dissolved |
| BRINEFIELD STORAGE LIMITED | 02859745 | 01/02/1994 | 15/04/1996 | Dissolved |
| CALEDONIAN GAS LIMITED | SC131307 | 29/05/1991 | 15/01/1992 | Dissolved |
| Cmc Studios Ltd | 01650118 | 19/06/1991 | 30/06/1993 | Dissolved |
| Continental Gas Ltd | 02640701 | 27/08/1991 | 15/04/1996 | Dissolved |
| DEUTSCHE CAPITAL LIMITED | 03904388 | 11/01/2000 | 29/04/2005 | Dissolved |
| E Gas Ltd | 02642386 | 01/03/1993 | 14/12/1994 | Dissolved |
| London Gas Co Ltd | 02627547 | 09/07/1992 | 15/04/1996 | Dissolved |
| Ngv Engineering Limited | 02802084 | 16/03/1993 | 15/04/1996 | Dissolved |
| Norland Pipelines Ltd | 02122730 | 30/11/1991 | 17/12/1991 | Dissolved |
| PROVU COMMUNICATIONS LTD | 03748320 | 08/04/1999 | 08/12/2020 | Silver |
| Southern Gas Ltd | 02661127 | 07/11/1991 | 29/01/1992 | Dissolved |
| UNITED UTILITIES INVESTMENTS (NO.2) LIMITED | 02683062 | 31/01/1993 | 13/03/1996 | Dissolved |
| WESTERN GAS LIMITED | 02677708 | 15/01/1993 | 13/03/1996 | Dissolved |
| WRAP3 LIMITED | 06427794 | 01/05/2009 | 31/01/2012 | Dissolved |