| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Foxhole Family Fund Ltd | 00270168 | 01/12/1992 | Dissolved |
| Internet Energy (Uk) Ltd | 03900394 | 20/01/2000 | Dissolved |
| Internet Energy (Uk) Ltd | 03900394 | 20/01/2000 | Dissolved |
| OPEN4ENERGY LIMITED | 04411434 | 08/04/2002 | Not Trading |
| OPEN4ENERGY LIMITED | 04411434 | 08/04/2002 | Not Trading |
| Ongas Electric Ltd | 04018820 | 06/09/2000 | Dissolved |
| Ongas Electric Ltd | 04018820 | 06/09/2000 | Dissolved |
| Ongas Ltd | 02732950 | 12/08/1992 | Dissolved |
| T Sims & Co Ltd | 00334333 | 01/12/1992 | Dissolved |
| TRANZPARENT LIMITED | 13441112 | 07/06/2021 | Silver |
| Utilita Gas Shipping Ltd | 04917676 | 01/10/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| COMPANY 04917671 LIMITED | 04917671 | 01/10/2003 | 21/07/2004 | Strike Off |
| COMPANY 04917671 LIMITED | 04917671 | 01/10/2003 | 22/10/2004 | Strike Off |
| HALOGEN POWER LIMITED | 05857437 | 26/06/2006 | 03/07/2008 | Dissolved |
| HOOGA LIMITED | 05681532 | 20/01/2006 | 24/08/2009 | Not Trading |
| LCIF REPRESENTATIVES LIMITED | 07908454 | 01/04/2014 | 31/12/2023 | Not Trading |
| LUXION GROUP LIMITED | 04847763 | 28/07/2003 | 21/07/2004 | Silver |
| LUXION GROUP LIMITED | 04847763 | 28/07/2003 | 24/08/2009 | Silver |
| LUXION SALES LIMITED | 04946848 | 29/10/2003 | 21/07/2004 | Silver |
| LUXION SALES LIMITED | 04946848 | 29/10/2003 | 24/08/2009 | Silver |
| MICRONAGE LIMITED | 03124060 | 01/06/2003 | 07/10/2003 | Amber |
| PLANETPOINTS LIMITED | 05076148 | 17/03/2004 | 21/07/2004 | Strike Off |
| PLANETPOINTS LIMITED | 05076148 | 17/03/2004 | 24/08/2009 | Strike Off |
| QUEEN MARY RESERVOIR SAILING CLUB LIMITED | 01053563 | 13/10/2019 | 17/10/2021 | Gold |
| ROGER CASALE ASSOCIATES LIMITED | 05746271 | 13/02/2012 | 21/07/2012 | Dissolved |
| SECURE METERS TECHNOLOGY LIMITED | 05852909 | 21/06/2006 | 24/08/2009 | Dissolved |
| SPARK ENERGY SUPPLY LTD | 05857467 | 26/06/2006 | 18/04/2007 | Insolvent |
| SPARK GAS SHIPPING LTD | 05857480 | 26/06/2006 | 18/04/2007 | Gold |
| UTILITA ENERGY LIMITED | 04849181 | 29/07/2003 | 21/07/2004 | Silver |
| UTILITA ENERGY LIMITED | 04849181 | 29/07/2003 | 24/08/2009 | Silver |
| UTILITA FIELD SERVICES LIMITED | 05852899 | 21/06/2006 | 10/07/2007 | Bronze |
| UTILITA GAS LIMITED | 04849175 | 29/07/2003 | 21/07/2004 | Gold |
| UTILITA GAS LIMITED | 04849175 | 29/07/2003 | 24/08/2009 | Gold |
| Utilita Gas Shipping Ltd | 04917676 | 01/10/2003 | 21/07/2004 | Dissolved |
| ZEST4 Electricity Ltd | 03849595 | 10/10/2002 | 01/10/2003 | Dissolved |
| ZEST4 Electricity Ltd | 03849595 | 28/09/1999 | 04/02/2004 | Dissolved |
| ZEST4 Gas Ltd | 04492139 | 06/01/2003 | 04/02/2004 | Dissolved |
| ZEST4 Group Ltd | 04492141 | 09/08/2002 | 01/11/2002 | Dissolved |
| ZEST4 Telecom Ltd | 04535190 | 06/01/2003 | 04/02/2004 | Dissolved |