| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Ceramic Gas Products Ltd | 03079225 | 18/11/2005 | Dissolved |
| Ceramic Gas Products Ltd | 03079225 | 21/12/2006 | Dissolved |
| Excalibur Group Holdings Ltd | 02146042 | 31/10/1997 | Dissolved |
| Excalibur Group Holdings Ltd | 02146042 | 31/10/1997 | Dissolved |
| L.B.B Ltd | 03386536 | 31/10/1997 | Dissolved |
| L.B.B Ltd | 03386536 | 31/10/1997 | Dissolved |
| LSR 2015 LIMITED | 05631194 | 04/06/2015 | Dissolved |
| WYKES INTERNATIONAL LIMITED | 04108663 | 18/11/2005 | Dissolved |
| WYKES INTERNATIONAL LIMITED | 04108663 | 21/12/2006 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DUCHESS CHINA LIMITED | 00039091 | 18/11/2005 | 16/06/2022 | Amber |
| FAIREY INDUSTRIAL CERAMICS LIMITED | 01232580 | 18/11/2005 | 21/05/2018 | Bronze |
| GRIMWADES LIMITED | 03115209 | 18/11/2005 | 16/06/2022 | Gold |
| MANTEC GROUP LIMITED | 05582765 | 04/10/2005 | 23/05/2019 | Amber |
| MANTEC PROPERTIES LIMITED | 05989855 | 06/11/2006 | 16/06/2022 | Not Trading |
| MANTEC TECHNICAL CERAMICS LIMITED | 05330054 | 18/11/2005 | 16/06/2022 | One Red Flag |
| POTTERIES DIE COMPANY LIMITED(THE) | 00317610 | 31/10/1997 | 31/05/2001 | Silver |
| POTTERIES DIE COMPANY LIMITED(THE) | 00317610 | 31/10/1997 | 31/05/2001 | Silver |
| ROYAL WINTON LIMITED | 02832788 | 26/09/2013 | 08/05/2014 | Not Trading |
| TAYLOR TUNNICLIFF LTD | 00215941 | 18/11/2005 | 16/09/2015 | One Red Flag |
| TAYLOR TUNNICLIFF LTD | 00215941 | 21/12/2006 | 16/09/2015 | One Red Flag |