| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DEESIDE POWER | FC028118 | 28/01/2008 | 08/08/2011 | Dissolved |
| ENERLOY PTY LTD | FC027958 | 01/12/2010 | 28/02/2011 | Dissolved |
| ENGIE UK MARKETS LIMITED | 02462479 | 29/04/2008 | 08/08/2011 | Bronze |
| FHH (GUERNSEY) LIMITED | FC025237 | 20/09/2007 | 08/08/2011 | Dissolved |
| FHH NO.1 LIMITED | 04984508 | 20/09/2007 | 08/08/2011 | Bronze |
| FHH NO.2 LIMITED | 04984510 | 01/12/2010 | 28/02/2011 | Dissolved |
| FIRST HYDRO COMPANY | 02444277 | 20/09/2007 | 08/08/2011 | Gold |
| FIRST HYDRO FINANCE PLC | 03085928 | 20/09/2007 | 20/07/2011 | Gold |
| FIRST HYDRO HOLDINGS COMPANY | 03140052 | 20/09/2007 | 20/07/2011 | Bronze |
| IMPALA CUCKOO CO 7 | FC028073 | 01/12/2010 | 28/02/2011 | Dissolved |
| IMPALA KINGFISHER LIMITED | FC028031 | 01/12/2010 | 28/02/2011 | Dissolved |
| IMPALA KOOKABURRA LIMITED | FC028028 | 01/12/2010 | 28/02/2011 | Dissolved |
| IMPALA MAGPIE LIMITED | FC028030 | 01/12/2010 | 28/02/2011 | Dissolved |
| IMPALA SAKER CO 9 LIMITED | FC028052 | 01/12/2010 | 23/05/2011 | Dissolved |
| INDIAN QUEENS OPERATIONS LIMITED | 03199510 | 06/08/2007 | 08/08/2011 | Dissolved |
| INDIAN QUEENS POWER LIMITED | 02928100 | 06/08/2007 | 08/08/2011 | Silver |
| INTERNATIONAL POWER FUEL COMPANY LIMITED | 03867156 | 06/08/2007 | 20/07/2011 | Amber |
| INTERNATIONAL POWER RETAIL SUPPLY COMPANY (UK) LIMITED | 06346398 | 16/10/2008 | 23/05/2011 | One Red Flag |
| IPM (BORELLI) LIMITED | 05309008 | 01/12/2010 | 21/06/2011 | Dissolved |
| IPM (DERWENT SERVICES) LIMITED | 05526570 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM (ELEONORA) LIMITED | FC028049 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM (HOBBY) LIMITED | FC028053 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM (LANNER) LIMITED | FC028050 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM (OSPREY) HOLDINGS LIMITED | FC028908 | 23/03/2009 | 28/02/2011 | Dissolved |
| IPM (UK) POWER | FC027761 | 29/04/2008 | 08/08/2011 | Dissolved |
| IPM ADVANTAGE B.V. | FC028589 | 01/12/2010 | 28/02/2011 | Amber |
| IPM EAGLE SERVICES LIMITED | 02703635 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM EAGLE VICTORIA B.V. | FC028591 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM ENERGY COMPANY (UK) LIMITED | 02500718 | 01/12/2010 | 28/02/2011 | Bronze |
| IPM ENERGY LIMITED | 02704476 | 20/09/2007 | 08/08/2011 | Bronze |
| IPM ENERGY RETAIL LIMITED | 06054816 | 23/10/2008 | 23/05/2011 | Amber |
| IPM ENERGY SERVICES B.V. | FC028590 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM HYDRO (UK) LIMITED | 03123340 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM INTERNATIONAL B.V. | FC028587 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM MARKETING AND SERVICES LIMITED | 03749201 | 20/09/2007 | 08/08/2011 | Dissolved |
| IPM OPERATIONS AND MAINTENANCE LIMITED | 03139053 | 20/09/2007 | 08/08/2011 | Dissolved |
| IPM PORTFOLIO TRADING | FC028194 | 29/04/2008 | 08/08/2011 | Dissolved |
| IPM PRECISION B.V. | FC028588 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM RAVEN LIMITED | 05974780 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPM ROYALE | FC022441 | 01/12/2010 | 28/02/2011 | N/A |
| IPM WIND POWER ITALY B.V. | FC028592 | 01/12/2010 | 28/02/2011 | Dissolved |
| IPMDELCARIBE HOLDING GMBH | FC028593 | 01/12/2010 | 28/02/2011 | Dissolved |
| IQ POWER HOLDINGS LIMITED | 05889069 | 08/01/2009 | 08/08/2011 | Dissolved |
| LYB GENERATION HOLDINGS | 03317486 | 01/12/2010 | 28/02/2011 | Dissolved |
| LYB VICTORIA GENERATION LIMITED | 03317485 | 01/12/2010 | 28/02/2011 | Dissolved |
| MAJESTIC ENERGY | 03732369 | 01/12/2010 | 28/02/2011 | Dissolved |
| MITSUI POWER VENTURES LIMITED | 05180834 | 26/01/2009 | 08/08/2011 | Silver |
| MITSUI POWER VENTURES LIMITED | 05180834 | 18/09/2008 | 08/08/2011 | Silver |
| NORMANBRIGHT (UK CO 5) LIMITED | 05234585 | 01/12/2010 | 28/02/2011 | Bronze |
| NORMANFRAME (UK CO 6) LIMITED | 05250056 | 01/12/2010 | 28/02/2011 | Bronze |
| PONAMA HOLDINGS LIMITED | FC029208 | 01/12/2010 | 28/02/2011 | Dissolved |
| PRINCEMARK LIMITED | 05308778 | 01/12/2010 | 28/02/2011 | Dissolved |
| RAPID ENERGY LIMITED | 03039628 | 20/09/2007 | 08/08/2011 | Dissolved |
| RUGELEY POWER GENERATION LIMITED | 03300792 | 06/08/2007 | 21/06/2011 | Not Trading |
| RUGELEY POWER LIMITED | 04212554 | 06/08/2007 | 23/05/2011 | One Red Flag |
| SALTEND COGENERATION COMPANY LIMITED | 03274929 | 20/09/2007 | 23/05/2011 | Silver |
| SALTEND OPERATIONS COMPANY LIMITED | 04241615 | 20/09/2007 | 21/07/2011 | Bronze |
| VGL (GUERNSEY) LIMITED | FC025238 | 01/12/2010 | 28/02/2011 | Dissolved |