| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ACETIP | 01576464 | 22/11/2018 | Dissolved |
| ALIBONE RECYCLING LIMITED | 07288194 | 22/11/2018 | Dissolved |
| ANALAQ LIMITED | 02114891 | 22/11/2018 | Dissolved |
| ANGLIA RECYCLING LIMITED | 07288153 | 22/11/2018 | Dissolved |
| ELE DATASYSTEMS | 01085369 | 22/11/2018 | Dissolved |
| ENVIRO-LOGIC LIMITED | 02456474 | 22/11/2018 | Dissolved |
| GROSVENOR WASTE MANAGEMENT LIMITED | 07443737 | 22/11/2018 | Dissolved |
| HAUL WASTE GROUP LIMITED | 02456472 | 22/11/2018 | Dissolved |
| INTERCONTINENTAL RECYCLING LIMITED | 02400973 | 22/11/2018 | Dissolved |
| LONDON RECYCLING LIMITED | 02487529 | 22/11/2018 | Dissolved |
| MEDIWASTE LIMITED | 02815317 | 22/11/2018 | Dissolved |
| OAKLEY WASTE MANAGEMENT LIMITED | 07288145 | 22/11/2018 | Dissolved |
| PEARSONS (THETFORD) LIMITED | 07416991 | 22/11/2018 | Dissolved |
| PENINSULA | 00685236 | 22/11/2018 | Dissolved |
| PENINSULA LEASING LIMITED | 03926798 | 22/11/2018 | Dissolved |
| PENNON ENTERPRISES LIMITED | 02400971 | 22/11/2018 | Dissolved |
| PENNON INTERNATIONAL LIMITED | 02456476 | 22/11/2018 | Dissolved |
| PENNON WASTE TECHNOLOGY LIMITED | 02400974 | 22/11/2018 | Dissolved |
| PHOX SYSTEMS LIMITED | 01081019 | 22/11/2018 | Dissolved |
| R3SOLVE LIMITED | 04066951 | 22/11/2018 | Dissolved |
| RYDON PROPERTIES LIMITED | 02406261 | 22/11/2018 | Dissolved |
| SOUTH WEST WATER INTERNATIONAL LIMITED | 02456465 | 22/11/2018 | Dissolved |
| VIRIDOR ENTERPRISES LIMITED | 02089280 | 22/11/2018 | Dissolved |
| VIRIDOR GROUP LIMITED | 03559573 | 22/11/2018 | Dissolved |
| VIRIDOR PROPERTIES LIMITED | 03574691 | 22/11/2018 | Dissolved |
| VIRIDOR SOUTH WEST LIMITED | 02649478 | 22/11/2018 | Dissolved |
| WATER WEST LIMITED | 01195844 | 22/11/2018 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CREWW EXECUTIVE BOARD LIMITED | 13737242 | 11/11/2021 | 22/11/2022 | Not Trading |
| D.M.P. (HOLDINGS) LIMITED | 02094479 | 22/11/2018 | 22/11/2022 | Dissolved |
| EXE CONTINENTAL | 02376963 | 22/11/2018 | 22/11/2022 | Dissolved |
| FORD ENERGY FROM WASTE LIMITED | 12272542 | 21/10/2019 | 08/07/2020 | Dissolved |
| GREENHILL ENVIRONMENTAL LIMITED | 01772778 | 22/11/2018 | 22/11/2022 | Dissolved |
| HAUL WASTE LIMITED | 00679090 | 22/11/2018 | 22/11/2022 | Dissolved |
| LAKESIDE ENERGY FROM WASTE HOLDINGS LIMITED | 05607326 | 02/12/2015 | 08/07/2020 | Silver |
| LAKESIDE ENERGY FROM WASTE LIMITED | 03861722 | 02/12/2015 | 08/07/2020 | Silver |
| PENNON LIMITED | 02456469 | 22/11/2018 | 28/02/2023 | Not Trading |
| PENNON POWER LIMITED | 00736732 | 22/11/2018 | 22/11/2022 | Silver |
| PENNON SHARE SCHEMES TRUSTEES LIMITED | 02388662 | 22/11/2018 | 22/11/2022 | Dissolved |
| PENNON SOUTH WEST LIMITED | 02421516 | 22/11/2018 | 22/11/2022 | Dissolved |
| PENNON TRUSTEE LIMITED | 02456467 | 22/11/2018 | 22/11/2022 | Dissolved |
| PENNON WASTE MANAGEMENT LIMITED | 00574299 | 22/11/2018 | 22/11/2022 | Dissolved |
| SEAL SECURITY SYSTEMS LIMITED | 01841937 | 22/11/2018 | 22/11/2022 | Dissolved |
| SOUTH WEST WATER FINANCE PLC | 05722435 | 22/11/2018 | 22/11/2022 | Silver |
| SOUTH WEST WATER SERVICES LIMITED | 03559566 | 22/11/2018 | 28/02/2023 | Not Trading |
| SWW PENSION TRUSTEES LIMITED | 02451999 | 22/11/2018 | 22/11/2022 | Not Trading |
| VIRIDOR CONTRACTING LIMITED | 03736621 | 22/11/2018 | 22/11/2022 | Dissolved |
| VIRIDOR WASTE 2 LIMITED | 02298543 | 22/11/2018 | 22/11/2022 | Silver |
| WATER 2 BUSINESS LIMITED | 08518831 | 03/06/2021 | 25/11/2022 | Bronze |