| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CAPITAL SUPERTRAM LTD | 13511945 | 15/07/2021 | One Red Flag |
| CAPITAL SUPERTRAM POWER LTD | 10446423 | 26/10/2016 | Dissolved |
| EURO-LANDBRIDGE SERVICES LIMITED | 02583631 | 12/03/1992 | Dissolved |
| Euro-Landbridge Limited | 02291044 | 07/03/1991 | Dissolved |
| Euro-Landbridge Limited | 02291044 | 07/03/1991 | Dissolved |
| Liverpool Electric Tram Systems Ltd | 03531839 | 20/03/1998 | Dissolved |
| TRAM POWER (MANUFACTURING) LIMITED | 07163135 | 19/02/2010 | Not Trading |
| TRAM POWER DEVELOPMENTS LTD | 09483474 | 11/03/2015 | Dissolved |
| TRAM POWER LIMITED | 02800877 | 18/03/1993 | One Red Flag |
| TRAM RESEARCH LIMITED | 02750410 | 05/04/2004 | Not Trading |
| TRAM RESEARCH LIMITED | 02750410 | 24/09/1992 | Not Trading |
| The New Edinburgh Tramways Company Ltd | SC187560 | 10/07/1998 | Dissolved |
| Transit Promotion Ltd | 04794961 | 11/06/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| EURO-LANDBRIDGE SERVICES LIMITED | 02583631 | 29/05/2000 | 10/06/2001 | Dissolved |
| PRESTON TRAMPOWER LTD. | 07419677 | 26/10/2010 | 09/09/2020 | One Red Flag |
| RICE LANE COMMUNITY ASSOCIATION LIMITED | 01997072 | 01/07/2019 | 30/04/2024 | Silver |
| Transport Science Ltd | 02481493 | 15/03/1990 | 10/10/2003 | Dissolved |