| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALLOY & METAL (OVERSEAS) LIMITED | 00939112 | 16/11/2009 | Dissolved |
| AVESTA SHEFFIELD DISTRIBUTION LIMITED | 00643832 | 16/11/2009 | Dissolved |
| AVESTA SHEFFIELD PRECISION STRIP LIMITED | 02925979 | 16/11/2009 | Dissolved |
| AVESTA SHEFFIELD TRADING LTD | 02949795 | 16/11/2009 | Dissolved |
| AVESTA-JOHNSON STAINLESS LIMITED | 01757792 | 16/11/2009 | Dissolved |
| LEE STEEL STRIP LIMITED | 00453810 | 16/11/2009 | Dissolved |
| OUTOKUMPU HOLDINGS UK LIMITED | 02461836 | 04/01/2010 | Dissolved |
| SOGEPAR UK LIMITED | 01707316 | 04/01/2010 | Dissolved |
| STAINLESS AUTOMOTIVE COMPONENTS LIMITED | 03148095 | 16/11/2009 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRITISH STAINLESS STEEL ASSOCIATION | 07547349 | 01/01/2012 | 10/11/2014 | Silver |
| OUTOKUMPU STAINLESS HOLDINGS LIMITED | 02721293 | 24/08/2009 | 26/04/2017 | Dissolved |