| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AFFINITY WATER ACQUISITIONS (HOLDCO) LIMITED | 08101957 | 19/05/2017 | 01/07/2021 | Dissolved |
| AFFINITY WATER ACQUISITIONS (INVESTMENTS) LIMITED | 08101550 | 19/05/2017 | 01/07/2021 | Dissolved |
| AFFINITY WATER ACQUISITIONS (MIDCO) LIMITED | 08102517 | 19/05/2017 | 01/07/2021 | Dissolved |
| AFFINITY WATER ACQUISITIONS LIMITED | 08090851 | 19/05/2017 | 01/07/2021 | Dissolved |
| AFFINITY WATER CAPITAL FUNDS LIMITED | 02630142 | 19/05/2017 | 01/07/2021 | Gold |
| AFFINITY WATER FINANCE (2004) PLC | 05139236 | 19/05/2017 | 01/07/2021 | Silver |
| AFFINITY WATER FINANCE PLC | 11674789 | 13/11/2018 | 01/07/2021 | Silver |
| AFFINITY WATER HOLDCO FINANCE LIMITED | 10954556 | 08/09/2017 | 01/07/2021 | Amber |
| AFFINITY WATER HOLDINGS LIMITED | 08350099 | 19/05/2017 | 01/07/2021 | Gold |
| AFFINITY WATER LIMITED | 02546950 | 19/05/2017 | 01/07/2021 | Amber |
| BAZALGETTE EQUITY LIMITED | 09553394 | 01/05/2015 | 23/03/2018 | Silver |
| BAZALGETTE HOLDINGS LIMITED | 09553510 | 01/05/2015 | 23/03/2018 | Silver |
| BAZALGETTE TUNNEL LIMITED | 09553573 | 01/05/2015 | 23/03/2018 | Silver |
| BAZALGETTE VENTURES LIMITED | 09553461 | 01/05/2015 | 23/03/2018 | Silver |
| CADENT FINANCE PLC | 05895068 | 31/03/2017 | 31/08/2022 | Silver |
| CADENT GAS LIMITED | 10080864 | 31/03/2017 | 31/08/2022 | Bronze |
| CADENT SERVICES LIMITED | 10080921 | 31/03/2017 | 31/08/2022 | Bronze |
| CORN INVESTMENT LIMITED | 09298185 | 06/11/2014 | 14/04/2015 | Amber |
| DAIWATER INVESTMENT LIMITED | 10738347 | 24/04/2017 | 01/07/2021 | Amber |
| PORTERBROOK HOLDINGS I LIMITED | 09251107 | 06/10/2014 | 17/12/2014 | Bronze |
| PORTERBROOK HOLDINGS II LIMITED | 09251181 | 06/10/2014 | 17/12/2014 | Silver |
| PORTERBROOK INVESTMENTS I LIMITED | 06700588 | 21/10/2014 | 27/01/2015 | Gold |
| PORTERBROOK INVESTMENTS II LIMITED | 07664052 | 21/10/2014 | 27/01/2015 | Dissolved |
| PORTERBROOK INVESTMENTS III LIMITED | 07664057 | 21/10/2014 | 27/01/2015 | Dissolved |
| PORTERBROOK LEASING COMPANY LIMITED | 02912662 | 21/10/2014 | 28/11/2014 | Silver |
| PORTERBROOK LEASING MID COMPANY LIMITED | 07007965 | 21/10/2014 | 28/11/2014 | Silver |
| QUADGAS HOLDINGS TOPCO LIMITED | FC034104 | 20/02/2017 | 31/08/2022 | Amber |
| QUADGAS INVESTMENTS BIDCO LIMITED | 10487004 | 24/11/2016 | 31/08/2022 | Silver |