| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BIRMINGHAM CIVIL SERVICE RFC LIMITED | 12100123 | 12/07/2019 | Silver |
| Contralec Ltd | 01732363 | 14/08/1991 | Dissolved |
| I C M Contralec Holdings Ltd | 02139030 | 17/11/1991 | Dissolved |
| I C M Electrical Services | 01079285 | 12/05/1991 | Dissolved |
| J R A 181046 Ltd | 03095237 | 30/10/1995 | Dissolved |
| Lumitech Ltd | 02569231 | 17/12/1991 | Dissolved |
| MAE (UK) LIMITED | 04786077 | 10/02/2010 | Amber |
| MAE DESIGN LIMITED | 07401982 | 13/10/2010 | Dissolved |
| N C C Contralec Ltd | 02679767 | 02/02/1996 | Dissolved |
| N C C Contralec Ltd | 02679767 | 06/10/1919 | Dissolved |
| N C C Smallworks Ltd | 03161298 | 04/11/1999 | Dissolved |
| N C C Waterworks Ltd | 03141681 | 09/02/1996 | Dissolved |
| N C C Waterworks Ltd | 03141681 | 09/02/1996 | Dissolved |
| Ncc Paintworks Ltd | 03440973 | 09/02/1998 | Dissolved |
| Ncc Paintworks Ltd | 03440973 | 09/02/1998 | Dissolved |
| QS181046 LIMITED | 05244180 | 28/09/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| LAMPHOLDER 2000 LTD | 03280005 | 08/01/1997 | 21/07/2005 | Gold |