| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Energy Alloy Europe Ltd | SC178810 | 07/11/1997 | Dissolved |
| Energy Alloy Ltd | SC178809 | 07/11/1997 | Dissolved |
| Energy Metals Europe Ltd | SC179986 | 13/12/1999 | Dissolved |
| HOWCO ENGINEERING & TECHNICAL LIMITED | SC158261 | 28/05/2003 | Dissolved |
| HOWCO ENGINEERING & TECHNICAL LIMITED | SC158261 | 01/09/1995 | Dissolved |
| HOWCO FORGED PRODUCTS LIMITED | SC158260 | 28/05/2003 | Dissolved |
| HOWCO FORGED PRODUCTS LIMITED | SC158260 | 01/09/1995 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ERYNGIUM LIMITED | SC158259 | 01/09/1995 | 06/03/2001 | Gold |
| ERYNGIUM LIMITED | SC158259 | 01/09/1995 | 07/07/2010 | Gold |
| HOWCO GROUP PLC | SC079844 | 28/05/2003 | 28/05/2010 | Silver |
| HOWCO GROUP PLC | SC079844 | 26/01/1989 | 28/05/2010 | Silver |
| HOWCO METALS MANAGEMENT LIMITED | SC235586 | 28/05/2003 | 18/08/2006 | Not Trading |
| HOWCO METALS MANAGEMENT LIMITED | SC235586 | 01/12/2002 | 07/07/2010 | Not Trading |
| HOWCO QUALITY ALLOYS LIMITED | 00650132 | 28/05/2003 | 07/07/2010 | Not Trading |
| HOWCO QUALITY ALLOYS LIMITED | 00650132 | 19/03/2001 | 07/07/2010 | Not Trading |
| MILLHOUSES ENGINEERING COMPANY LIMITED | 01390027 | 28/05/2003 | 29/01/2013 | Dissolved |
| MILLHOUSES ENGINEERING COMPANY LIMITED | 01390027 | 19/03/2001 | 29/01/2013 | Dissolved |