| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| GLOUCESTERSHIRE HOSPITALS SUBSIDIARY COMPANY LIMITED | 11124256 | 30/08/2023 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BIRCH SITES LIMITED | 06404382 | 18/02/2016 | 16/04/2021 | Silver |
| NATIONAL GRID PLUS LIMITED | 03741098 | 26/03/2020 | 16/04/2021 | Silver |
| NATIONAL GRID PROPERTY HOLDINGS LIMITED | 03797578 | 18/02/2016 | 16/04/2021 | Silver |
| NATIONAL GRID TWENTY EIGHT LIMITED | 07926588 | 18/02/2016 | 16/04/2021 | Gold |
| NATIONAL GRID TWENTY SEVEN LIMITED | 07926596 | 18/02/2016 | 16/04/2021 | Silver |
| NATIONAL GRID WILLIAM LIMITED | 07290232 | 18/02/2016 | 16/04/2021 | Not Trading |
| PORT GREENWICH LIMITED | 02392867 | 18/02/2016 | 16/04/2021 | Gold |
| ST WILLIAM EIGHT LIMITED | 10963086 | 14/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM EIGHTEEN LIMITED | 11388101 | 30/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM ELEVEN LIMITED | 10984177 | 27/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM FIFTEEN LIMITED | 10983273 | 27/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM FIVE LIMITED | 10959284 | 12/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM FOUR LTD | 10754434 | 04/05/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM FOURTEEN LIMITED | 10982759 | 26/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM HOLDINGS LIMITED | 11383395 | 25/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM NINE LIMITED | 10974236 | 21/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM NINETEEN LIMITED | 11388106 | 30/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM ONE LTD | 10752903 | 03/05/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM SEVEN LIMITED | 10963080 | 14/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM SEVENTEEN LIMITED | 11384969 | 26/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM SIX LIMITED | 10963045 | 14/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM SIXTEEN LIMITED | 10983401 | 27/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM TEN LIMITED | 10979377 | 25/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM THIRTEEN LIMITED | 10974249 | 21/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM THREE LTD | 10754438 | 04/05/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM TWELVE LIMITED | 10982707 | 26/09/2017 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY LIMITED | 11388075 | 30/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY-EIGHT LIMITED | 11390399 | 31/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY-FIVE LIMITED | 11385088 | 26/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY-FOUR LIMITED | 11390215 | 31/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY-ONE LIMITED | 11385063 | 26/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY-SEVEN LIMITED | 11390369 | 31/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY-SIX LIMITED | 11390327 | 31/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY-THREE LIMITED | 11390273 | 31/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWENTY-TWO LIMITED | 11390248 | 31/05/2018 | 16/04/2021 | Not Trading |
| ST WILLIAM TWO LTD | 10754436 | 04/05/2017 | 16/04/2021 | Not Trading |
| THAMESPORT INTERCHANGE LIMITED | 06404380 | 18/02/2016 | 01/03/2017 | Gold |