| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ANGLIAN VENTURE HOLDINGS LIMITED | 06426222 | 01/04/2015 | Silver |
| ANGLIAN WATER BUSINESS (NATIONAL) LIMITED | 03017251 | 05/01/2015 | Silver |
| ANGLIAN WATER COMMERCIAL DEVELOPMENTS LIMITED | 02319060 | 11/11/2013 | Dissolved |
| ANGLIAN WATER DIRECT LIMITED | 03306995 | 30/09/2019 | Silver |
| ANGLIAN WATER INTERNATIONAL LIMITED | 02729389 | 07/06/2016 | Silver |
| AWG (UK) HOLDINGS LIMITED | 05441805 | 01/03/2020 | Dissolved |
| AWG PFI LIMITED | SC226342 | 01/12/2008 | Dissolved |
| AWG PROPERTY DIRECTOR LIMITED | 05341812 | 30/06/2017 | Not Trading |
| MORRISON EDISON INVESTMENTS 2 LIMITED | SC203920 | 12/10/2012 | Dissolved |
| MORRISON PROJECT INVESTMENTS LIMITED | SC218927 | 01/12/2008 | Dissolved |
| WAVE LTD | 06492265 | 31/08/2017 | Silver |
| WAVE UTILITIES LIMITED | 04047470 | 31/08/2017 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALPHEUS ENVIRONMENTAL LIMITED | 02499491 | 01/04/2015 | 11/02/2020 | One Red Flag |
| AVH PARKS LIMITED | 10177651 | 12/05/2016 | 31/01/2023 | Amber |
| AWG PROPERTY LIMITED | SC067190 | 01/04/2015 | 22/01/2020 | Silver |
| TIDE SERVICES LIMITED | 11145202 | 11/01/2018 | 11/02/2020 | Silver |