| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| S.T.W. (NON-DESTRUCTIVE) LIMITED | 01573493 | 10/05/2005 | Silver |
| SHEFFIELD QUALITY FORGE LIMITED | 07543169 | 25/02/2011 | Dissolved |
| SPECIAL FORGED PRODUCTS LIMITED | 00663388 | 05/01/2010 | Dissolved |
| SPECIAL MACHINED PRODUCTS LIMITED | 02030900 | 10/05/2005 | Silver |
| SPECIAL PROPERTY DEVELOPMENTS LIMITED | 13734131 | 10/11/2021 | Not Trading |
| SPECIAL QUALITY ALLOYS LIMITED | 01985443 | 10/05/2005 | Gold |
| SPECIAL STEEL CO.,LIMITED | 00208641 | 17/09/2002 | Silver |
| SPECIAL STEELS LIMITED | 03046151 | 10/05/2005 | Silver |
| SPECIAL TESTING LIMITED | 00355744 | 10/05/2005 | Silver |
| VALUE HEAT TREAT LIMITED | 13159630 | 26/01/2021 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|