| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| PROJECT H2O BIDCO LIMITED | 15241297 | 21/02/2024 | Bronze |
| PROJECT H2O TOPCO LIMITED | 15238616 | 21/02/2024 | Bronze |
| SCOTTISH WATER BUSINESS STREAM HOLDINGS LIMITED | SC332622 | 01/01/2024 | Gold |
| SCOTTISH WATER HORIZONS HOLDINGS LIMITED | SC334620 | 01/01/2024 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DALLAGLIO EVENTS LIMITED | 08690671 | 31/01/2022 | 23/12/2023 | Silver |
| DALLAGLIO RUGBYWORKS | 06803046 | 31/01/2022 | 23/12/2023 | Bronze |
| GREENSANDS (UK) LIMITED | 06366235 | 08/09/2021 | 30/06/2022 | Silver |
| GREENSANDS EUROPE LIMITED | 06366236 | 08/09/2021 | 30/06/2022 | Silver |
| GREENSANDS FINANCE HOLDINGS LIMITED | 11493352 | 08/09/2021 | 30/06/2022 | Silver |
| GREENSANDS FINANCE LIMITED | 11493345 | 08/09/2021 | 30/06/2022 | Bronze |
| GREENSANDS FINANCING PLC | 11637679 | 08/09/2021 | 30/06/2022 | Bronze |
| GREENSANDS INVESTMENTS LIMITED | 06301867 | 08/09/2021 | 30/06/2022 | Amber |
| GREENSANDS JUNIOR FINANCE LIMITED | 06335757 | 08/09/2021 | 30/06/2022 | Bronze |
| GREENSANDS SENIOR FINANCE LIMITED | 06335773 | 08/09/2021 | 30/06/2022 | Amber |
| INSTITUTE OF WATER | 00539193 | 23/09/2020 | 09/09/2024 | Gold |
| SOUTHERN WATER (GREENSANDS) FINANCING PLC | 07581353 | 08/09/2021 | 30/06/2022 | Bronze |
| SOUTHERN WATER CAPITAL LIMITED | 04608528 | 08/09/2021 | 30/06/2022 | Silver |
| SW (FINANCE) I PLC | 13677506 | 13/10/2021 | 30/06/2022 | Silver |
| SW (FINANCE) II LIMITED | 13677558 | 13/10/2021 | 30/06/2022 | Silver |