| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BLOWFISH THEATRE LTD | 11801124 | 01/02/2019 | Dissolved |
| EASTERN RAIL SERVICES LIMITED | 07686124 | 13/04/2018 | Silver |
| HANSON TRACTION LIMITED | 03873960 | 05/06/2020 | Dissolved |
| INDEPENDENT RAIL ENGINEERING LTD | 12052960 | 17/06/2019 | Bronze |
| INDEPENDENT RAILWAY SERVICES LTD | 11053719 | 08/11/2017 | Bronze |
| NEWTON CASTINGS LTD | 14938247 | 15/06/2023 | Bronze |
| POSITIVE TRACTION LTD | 13256922 | 10/03/2021 | One Red Flag |
| RAIL EXPRESS SUPPLIES LIMITED | 11261063 | 19/03/2018 | Dissolved |
| RAIL MANAGEMENT SERVICES LIMITED | 02693582 | 04/06/2020 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| D05 PRESERVATION LIMITED | 10373037 | 13/09/2016 | 01/06/2019 | One Red Flag |
| PROVISO PROPERTY HOLDINGS LTD | 14470310 | 08/11/2022 | 17/11/2022 | Not Trading |