| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| SLG14 UK LIMITED | 07365289 | 16/10/2013 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALSTOM TRANSPORT UK (HOLDINGS) LIMITED | 08713765 | 01/10/2013 | 29/03/2016 | Gold |
| ALSTOM TRANSPORT UK LIMITED | 08462831 | 05/11/2013 | 29/03/2016 | Silver |
| ARABELLE MARINE UK LIMITED | 08462333 | 11/11/2013 | 12/11/2015 | One Red Flag |
| ARABELLE SERVICES UK LIMITED | 04347573 | 05/11/2013 | 12/11/2015 | Bronze |
| CAMERON WATSON CONSULTING LTD | 10413225 | 06/10/2016 | 01/10/2017 | Dissolved |
| GE POWER RESOURCES MANAGEMENT LTD | 00540682 | 16/10/2013 | 01/12/2015 | Dissolved |
| GE POWER UK | 00778482 | 16/10/2013 | 01/12/2015 | Not Trading |
| GE RENEWABLE UK (HOLDINGS) LTD | 08713762 | 01/10/2013 | 01/12/2015 | Dissolved |
| GENERAL ELECTRIC ENERGY UK LIMITED | 04267931 | 15/09/2011 | 01/12/2015 | Bronze |
| GENERAL ELECTRIC UK HOLDINGS LTD. | 04267912 | 16/10/2013 | 01/12/2015 | Gold |
| RAILWAY INDUSTRY ASSOCIATION | 10036044 | 01/03/2016 | 30/03/2016 | Silver |
| TRAMLINK NOTTINGHAM (FINCO) LIMITED | 07865421 | 26/03/2015 | 27/03/2015 | One Red Flag |
| TRAMLINK NOTTINGHAM (HOLDINGS) LIMITED | 07595316 | 26/03/2015 | 27/03/2015 | One Red Flag |
| TRAMLINK NOTTINGHAM LIMITED | 07599425 | 26/03/2015 | 27/03/2015 | One Red Flag |
| UK GRID SOLUTIONS LIMITED | 04955841 | 22/10/2013 | 01/12/2015 | Bronze |