| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| MODERN ELECTRIC TRAMWAYS LTD | 00519844 | 24/03/2017 | Silver |
| RAILWAY & TRAMWAY ENGINEERING LTD | 10818504 | 14/06/2017 | Gold |
| ROTHER VALLEY RAILWAY LIMITED | 02613553 | 20/02/2017 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 7029 CLUN CASTLE LIMITED | 00910443 | 10/08/2017 | 19/08/2024 | One Red Flag |
| LOCOMOTIVE SERVICES (TOC) LIMITED | 10375954 | 01/03/2017 | 17/10/2021 | Amber |
| TYSELEY LOCOMOTIVE WORKS LIMITED | 02253445 | 15/01/2020 | 19/08/2024 | One Red Flag |
| VINTAGE TRAINS CHARITABLE TRUST | 02848449 | 10/08/2017 | 19/08/2024 | One Red Flag |
| VINTAGE TRAINS LIMITED | 10436785 | 15/01/2020 | 19/08/2024 | One Red Flag |