| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BIRCH SITES LIMITED | 06404382 | 01/05/2017 | Silver |
| NATIONAL GRID PLUS LIMITED | 03741098 | 16/04/2021 | Silver |
| NATIONAL GRID PROPERTY (NORTHFLEET) LIMITED | 06548124 | 28/03/2008 | Dissolved |
| NATIONAL GRID PROPERTY HOLDINGS LIMITED | 03797578 | 01/05/2017 | Silver |
| NATIONAL GRID TWENTY EIGHT LIMITED | 07926588 | 01/05/2017 | Gold |
| NATIONAL GRID TWENTY SEVEN LIMITED | 07926596 | 01/05/2017 | Silver |
| PORT GREENWICH LIMITED | 02392867 | 01/05/2017 | Gold |
| SALVATION ARMY TRUSTEE COMPANY(THE) | 00259322 | 09/09/2022 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| NATIONAL GRID PROPERTY (HIGH WYCOMBE) LIMITED | 06112614 | 01/08/2007 | 05/12/2014 | Dissolved |
| NATIONAL GRID PROPERTY (TAUNTON) LIMITED | 06112616 | 01/08/2007 | 05/12/2014 | Dissolved |
| NATIONAL GRID WILLIAM LIMITED | 07290232 | 20/01/2015 | 23/03/2023 | Not Trading |
| ST WILLIAM EIGHT LIMITED | 10963086 | 14/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM EIGHTEEN LIMITED | 11388101 | 30/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM ELEVEN LIMITED | 10984177 | 27/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM FIFTEEN LIMITED | 10983273 | 27/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM FIVE LIMITED | 10959284 | 12/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM FOUR LTD | 10754434 | 04/05/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM FOURTEEN LIMITED | 10982759 | 26/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM HOLDINGS LIMITED | 11383395 | 25/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM NINE LIMITED | 10974236 | 21/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM NINETEEN LIMITED | 11388106 | 30/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM ONE LTD | 10752903 | 03/05/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM SEVEN LIMITED | 10963080 | 14/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM SEVENTEEN LIMITED | 11384969 | 26/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM SIX LIMITED | 10963045 | 14/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM SIXTEEN LIMITED | 10983401 | 27/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM TEN LIMITED | 10979377 | 25/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM THIRTEEN LIMITED | 10974249 | 21/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM THREE LTD | 10754438 | 04/05/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM TWELVE LIMITED | 10982707 | 26/09/2017 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY LIMITED | 11388075 | 30/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY-EIGHT LIMITED | 11390399 | 31/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY-FIVE LIMITED | 11385088 | 26/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY-FOUR LIMITED | 11390215 | 31/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY-ONE LIMITED | 11385063 | 26/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY-SEVEN LIMITED | 11390369 | 31/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY-SIX LIMITED | 11390327 | 31/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY-THREE LIMITED | 11390273 | 31/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWENTY-TWO LIMITED | 11390248 | 31/05/2018 | 15/03/2022 | Not Trading |
| ST WILLIAM TWO LTD | 10754436 | 04/05/2017 | 15/03/2022 | Not Trading |
| THE WEST HILL GOLF CLUB (1959) LIMITED | 00635571 | 26/10/2014 | 29/10/2017 | Silver |