| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Rapid Moulding Technologies Ltd | 04742037 | 06/05/2003 | Dissolved |
| SADE PROPERTIES LTD | 09060445 | 28/05/2014 | Bronze |
| THE POLYMER INDUSTRY EDUCATION AND TRAINING TRUST LIMITED | 02576374 | 01/04/1994 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ADVANCED INNERGY GROUP LTD | 08848797 | 07/02/2014 | 31/12/2016 | Amber |
| ADVANCED INNERGY HOLDINGS LTD | 08848899 | 07/02/2014 | 31/12/2016 | Bronze |
| ADVANCED INNERGY LTD | 06416439 | 12/03/2008 | 31/12/2016 | One Red Flag |
| ALDERLEY ENVIRONMENTAL LIMITED | 02459761 | 07/02/2003 | 22/09/2006 | Strike Off |
| ALDERLEY PLC | 02378070 | 29/01/1999 | 22/12/2008 | Insolvent |
| AMEC BKW LIMITED | 00169831 | 01/01/1993 | 02/07/1996 | Gold |
| BASF POLYURETHANES U.K. LIMITED | 00702844 | 19/04/1992 | 01/09/1997 | Dissolved |
| BTC SPECIALITY CHEMICAL DISTRIBUTION LIMITED | 01241117 | 04/05/1991 | 31/08/1997 | Dissolved |
| Basell Polypropylene Ltd | 03370392 | 01/07/1997 | 01/07/2001 | Dissolved |
| COGENT SSC LIMITED | SC129351 | 23/02/2004 | 28/04/2004 | Silver |
| European Plastic Technology Solutions Ltd | 05312612 | 14/12/2004 | 26/09/2006 | Dissolved |
| OXONICA LIMITED | 05363273 | 17/06/2005 | 29/09/2009 | Bronze |
| OXONICA MATERIALS LIMITED | 03533639 | 25/03/2004 | 17/06/2005 | Dissolved |
| Polymer Training Ltd | 02946174 | 10/09/2002 | 25/04/2005 | Dissolved |
| VALUPLAST UK LIMITED | 03725928 | 03/03/1999 | 14/05/1999 | Dissolved |
| Valuplast Ltd | 03054227 | 08/06/1998 | 14/05/1999 | Dissolved |