| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| IMI PLC | 00714275 | 01/08/2024 | Gold |
| SEAPORT TOPCO LIMITED | 14171962 | 13/09/2022 | Bronze |
| TT ELECTRONICS PLC | 00087249 | 01/07/2019 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ANAPLAST LIMITED | 01757494 | 02/06/2008 | 24/07/2009 | Dissolved |
| BP1 2003 LIMITED | 00682461 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2006 LIMITED | 01027892 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2008 LIMITED | 02868865 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2011 LIMITED | 01164671 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2015 LIMITED | 03326832 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2016 LIMITED | 02843025 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2019 LIMITED | 02777359 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2020 LIMITED | 02868868 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2021 LIMITED | 02767613 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2022 LIMITED | 02649470 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI 2023 LIMITED | 01785037 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI EMPLOYEES TRUST LIMITED | 03438070 | 25/06/2003 | 24/07/2009 | Dissolved |
| BPI INTERNATIONAL (NO 2) LIMITED | 03467631 | 02/06/2008 | 24/07/2009 | Silver |
| BPI LEGACY TWO LIMITED | 01310087 | 02/06/2008 | 24/07/2009 | Dissolved |
| BPI LIMITED | 01734308 | 05/06/2003 | 24/07/2009 | Silver |
| BRAMPTON FILMS LIMITED | 02733544 | 02/06/2008 | 24/07/2009 | Dissolved |
| BRITHENE FILMS LIMITED | 00513001 | 02/06/2008 | 24/07/2009 | Not Trading |
| BRITISH POLYTHENE INDUSTRIES LIMITED | 00108191 | 03/03/2003 | 24/07/2009 | Silver |
| BRITISH POLYTHENE LIMITED | 00350729 | 05/06/2003 | 24/07/2009 | One Red Flag |
| BTG LIMITED | 02670500 | 23/01/2018 | 19/08/2019 | Gold |
| CALNAY LIMITED | 01513851 | 02/06/2008 | 24/07/2009 | Dissolved |
| CERTIFIRE LIMITED | 01532827 | 08/04/2011 | 29/09/2015 | Not Trading |
| CLINGTECH PACKAGING LIMITED | 02158854 | 02/06/2008 | 24/07/2009 | Dissolved |
| DIPLOMA PLC | 03899848 | 07/09/2015 | 30/09/2024 | Gold |
| EDINBURGH PLASTICS LIMITED | SC060192 | 02/06/2008 | 24/07/2009 | Dissolved |
| ELEMENT MATERIALS TECHNOLOGY (MEXICO) LTD. | 06364888 | 14/05/2010 | 29/09/2015 | Gold |
| EXCELSIOR PACKAGING LIMITED | 02406369 | 02/06/2008 | 24/07/2009 | Dissolved |
| EXOVA (UK) LIMITED | SC070429 | 14/05/2010 | 19/11/2015 | Bronze |
| EXOVA 2014 LIMITED | 06720350 | 08/10/2009 | 19/11/2015 | Bronze |
| EXOVA GROUP (UK) LIMITED | 02463815 | 14/05/2010 | 19/11/2015 | One Red Flag |
| EXOVA GROUP LIMITED | 08907086 | 12/03/2014 | 30/11/2015 | Bronze |
| FIRAS LIMITED | 03087511 | 04/03/2011 | 29/09/2015 | Not Trading |
| FORME FILMS LIMITED | 02429447 | 02/06/2008 | 24/07/2009 | Dissolved |
| J.W. WORSLEY (COVENTRY) LIMITED | 02466544 | 08/04/2011 | 29/09/2015 | Dissolved |
| JAMES SCOTT & SONS LIMITED | SC027541 | 02/06/2008 | 24/07/2009 | Dissolved |
| KARDON LIMITED | 00588804 | 02/06/2008 | 24/07/2009 | Dissolved |
| LAW LABORATORIES LIMITED | 04051462 | 08/04/2011 | 29/09/2015 | Dissolved |
| LAWLABS LIMITED | 02872143 | 08/04/2011 | 29/09/2015 | Dissolved |
| MELLENTY LIMITED | 01750686 | 02/06/2008 | 24/07/2009 | Dissolved |
| MOORE AND COMPANY (NOTTINGHAM) LIMITED | 00147339 | 02/06/2008 | 24/07/2009 | Dissolved |
| MTS PENDAR LIMITED | 01341879 | 14/05/2010 | 30/10/2015 | Bronze |
| PCL RECYCLING LIMITED | SC114717 | 02/06/2008 | 24/07/2009 | Dissolved |
| PIPELINE DEVELOPMENTS LIMITED | 02309352 | 08/04/2011 | 29/09/2015 | Dissolved |
| PLASTI-COVERS LIMITED | SC062391 | 02/06/2008 | 24/07/2009 | Dissolved |
| POLYCROP LIMITED | 00370987 | 02/06/2008 | 24/07/2009 | Dissolved |
| PROMOPACK LIMITED | SC079157 | 02/06/2008 | 24/07/2009 | Dissolved |
| ROLL-A-RAP LIMITED | 01258066 | 02/06/2008 | 24/07/2009 | Dissolved |
| SCOTT & ROBERTSON LIMITED | SC012767 | 05/06/2003 | 01/10/2009 | Not Trading |
| SWAINS PACKAGING LIMITED | 02256936 | 02/06/2008 | 24/07/2009 | Dissolved |
| TREVOR JONES LIMITED | SC041189 | 02/06/2008 | 24/07/2009 | Dissolved |
| U.K. POLYTHENE LTD. | 01727947 | 02/06/2008 | 24/07/2009 | Dissolved |
| UK POLYFILM LIMITED | 02059609 | 01/06/2004 | 30/07/2004 | Dissolved |
| VALENTINE MANN & BROWN LIMITED | 00888020 | 01/06/2004 | 30/07/2004 | Dissolved |
| WARRINGTON APT LABORATORIES LIMITED | 00648022 | 08/04/2011 | 29/09/2015 | Not Trading |
| WARRINGTON CERTIFICATION LIMITED | 02250182 | 08/04/2011 | 29/09/2015 | Not Trading |
| WARRINGTON FIRE RESEARCH CENTRE (LONDON) LIMITED | 01841316 | 08/04/2011 | 29/09/2015 | Not Trading |
| WARRINGTON FIRE RESEARCH CENTRE LIMITED | 01247124 | 08/04/2011 | 29/09/2015 | Not Trading |
| WARRINGTON FIRE RESEARCH CONSULTANTS LIMITED | 02138201 | 08/04/2011 | 29/09/2015 | Not Trading |
| WARRINGTON FIRE RESEARCH GROUP LIMITED | 01828333 | 14/05/2010 | 29/09/2015 | Gold |
| WESTAWAY POLYTHENE LIMITED | 01162368 | 02/06/2008 | 24/07/2009 | Dissolved |