| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| STAINLESS STEEL FASTENERS LIMITED | 00996214 | 01/09/2017 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| INTEGRAL PRESSURE CONNECTIONS LIMITED | 07573990 | 06/11/2017 | 31/05/2018 | Not Trading |
| INTERNATIONAL PIPING PRODUCTS (EUROPE) LIMITED | 05609369 | 06/11/2017 | 31/05/2018 | Silver |
| IPP (CARBON & ALLOY) LIMITED | 10163444 | 10/04/2018 | 31/05/2018 | One Red Flag |
| IPP ACCURA SUPPLY LIMITED | 10663883 | 06/11/2017 | 31/05/2018 | Gold |
| IPP FORGING LIMITED | 06641785 | 06/11/2017 | 31/05/2018 | Not Trading |
| IPP LINVIC ENGINEERING LIMITED | 10664080 | 06/11/2017 | 31/05/2018 | Not Trading |
| IPP MARDALE LIMITED | 07410850 | 06/11/2017 | 31/05/2018 | Gold |
| IPP SCOMARK ENGINEERING LIMITED | 08105251 | 06/11/2017 | 31/05/2018 | One Red Flag |
| IPP SPECIALISED MACHINE SERVICES LIMITED | 09439342 | 06/11/2017 | 31/05/2018 | Not Trading |
| IPP STAINLESS STEEL FASTENERS LIMITED | 10945955 | 06/11/2017 | 11/12/2017 | Amber |
| IPP VAN TRIEL LIMITED | 10664169 | 06/11/2017 | 31/05/2018 | Amber |
| METALLINE INTERNATIONAL LIMITED | 00220860 | 30/09/1999 | 06/05/2005 | Dissolved |
| Metalline Electronics Ltd | 00267366 | 30/09/1999 | 06/05/2005 | Dissolved |
| Metalline Holdings Ltd | 02296391 | 30/09/1999 | 06/05/2005 | Dissolved |
| SCOMARK PIPE-FITTINGS INTERNATIONAL LIMITED | 06662076 | 06/11/2017 | 31/05/2018 | Not Trading |
| WINBRO GROUP TECHNOLOGIES LIMITED | 02707834 | 21/09/2009 | 31/08/2012 | Gold |
| WINBRO GROUP TECHNOLOGIES LIMITED | 02707834 | 21/09/2009 | 05/11/2015 | Gold |