| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A.FRYER & SONS LIMITED | 00415633 | 24/04/1991 | Insolvent |
| ASSOCIATION OF BRONZE AND BRASS FOUNDERS | 01678380 | 18/06/1992 | Dissolved |
| BLACK COUNTRY CONSORTIUM LIMITED | 05159791 | 15/05/2013 | Insolvent |
| British Metal Casting Association | 03308408 | 28/01/1997 | Dissolved |
| Christopher Cooper Interests Ltd | 01603237 | 18/05/1999 | Dissolved |
| Colossae Ltd | 01037925 | 18/05/1999 | Dissolved |
| DUDLEY ACADEMIES TRUST | 10897797 | 03/08/2017 | Silver |
| Edmunds Plastics Ltd | 01557566 | 16/12/1999 | Dissolved |
| Hi Tech Bronze Ltd | 02980070 | 09/04/1997 | Dissolved |
| J and S Luss (Holdings) Ltd | 00523300 | 18/05/1999 | Dissolved |
| LIQUIDUS HOLDINGS LIMITED | 15776704 | 02/09/2024 | Amber |
| Outerhalt Limited | 02029913 | 29/12/1991 | Dissolved |
| REACTIVE ALLOYS FOUNDRY LIMITED | 05280624 | 15/03/2006 | Dissolved |
| RUNFLAT HOLDINGS LIMITED | 07420872 | 27/10/2010 | Silver |
| RUNFLAT INTERNATIONAL LIMITED | 04222434 | 18/06/2001 | Silver |
| RUNFLAT LIMITED | 07439068 | 15/11/2010 | Not Trading |
| Rotocast Metals Ltd | 01152133 | 18/05/1999 | Dissolved |
| SPIDER INTERNATIONAL LIMITED | 06012298 | 25/01/2007 | Dissolved |
| TR ESTATES LIMITED | 05077528 | 18/03/2004 | Bronze |
| TRANSFORMATIONAL TECHNOLOGIES PARTNERSHIP LIMITED | 12306631 | 08/11/2019 | Bronze |
| TRENT FOUNDRIES LIMITED | 00379670 | 07/10/1996 | Dissolved |
| WEST AND MUSGRAVE LIMITED | 00720954 | 09/04/1997 | Dissolved |
| WESTLEY GROUP LIMITED | 01150600 | 29/12/1991 | Silver |
| WESTLEY PLASTICS LIMITED | 00807351 | 29/12/1991 | Gold |
| WHEELS INTERNATIONAL LIMITED | 09898064 | 02/12/2015 | Not Trading |
| West & Musgrave (Holdings) Ltd | 02334044 | 09/04/1997 | Dissolved |
| Westley Products & Assemblies Ltd | 02473584 | 23/02/1992 | Dissolved |
| Westley Properties Ltd | 02600307 | 03/06/1991 | Dissolved |
| Westley,W M,& Sons Ltd | 00616826 | 06/09/1991 | Dissolved |
| Williams Alexandra Foundry Ltd | 01614013 | 29/12/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASTON MARTIN OWNERS CLUB LIMITED | 00497630 | 20/04/2013 | 13/07/2022 | Gold |
| CAST METALS FEDERATION | SC217836 | 17/11/2005 | 22/11/2007 | Silver |
| FRANCIS W BIRKETT & SONS LIMITED | 00115131 | 08/10/2002 | 01/11/2007 | Silver |
| REPLICAST LIMITED | 02908145 | 31/07/2013 | 10/02/2020 | Insolvent |
| SPUNALLOYS LIMITED | 02264844 | 23/04/1993 | 21/05/2007 | Bronze |
| THE FOUNDRY ASSOCIATION | 03157646 | 16/06/1998 | 11/04/2017 | Insolvent |
| WALTER FRANK & SONS LIMITED | 00434787 | 30/09/2005 | 01/04/2007 | Gold |
| WESTLEYS LIMITED | 00552560 | 29/12/1991 | 21/05/2007 | Dissolved |