| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Cladding Systems (Export) Ltd | 02915011 | 05/04/1994 | Dissolved |
| Cladding Systems (Export) Ltd | 02915011 | 05/04/1994 | Dissolved |
| Ledge 313 Ltd | SC170681 | 17/12/1996 | Dissolved |
| Robertson,H H,Pension Trustees Ltd | 02649767 | 27/09/1991 | Dissolved |
| SILVA CONSULTING LIMITED | 05014147 | 13/01/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALLEGION (UK) LIMITED | 00029131 | 01/06/1999 | 12/06/2002 | Silver |
| ENGINEERED PANELS IN CONSTRUCTION LIMITED | 03098373 | 06/09/1995 | 31/03/1997 | Silver |
| H.H. ROBERTSON (U.K.) LIMITED | 00492114 | 25/01/1993 | 19/06/1993 | Bronze |
| H.H. ROBERTSON (U.K.) LIMITED | 00492114 | 14/01/1992 | 17/06/1993 | Bronze |
| INSULATION MANUFACTURERS ASSOCIATION LIMITED | 01369401 | 21/02/1996 | 30/04/1997 | Gold |
| NEWMAN TONKS (BARNSTAPLE) LIMITED | 00312202 | 06/05/1997 | 13/02/1998 | Dissolved |
| NT LEAMINGTON LIMITED | 01262027 | 13/02/1998 | 16/11/1998 | Not Trading |
| Robertson Vogue Ltd | 02873923 | 22/11/1993 | 01/09/1999 | Dissolved |
| Robertson Vogue Ltd | 02873923 | 22/11/1993 | 01/09/1999 | Dissolved |