| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BURMAH CASTROL HOLDINGS LIMITED | 01914863 | 10/07/2000 | 04/07/2006 | Dissolved |
| CASTROL GROUP HOLDINGS LIMITED | SC005098 | 10/07/2000 | 01/03/2004 | Silver |
| CASTROL INDUSTRIAL LIMITED | 01371356 | 12/04/2000 | 01/03/2004 | Dissolved |
| CASTROL LIMITED | 00149435 | 01/02/1998 | 01/03/2004 | Gold |
| CASTROL MIDDLE EAST LIMITED | 02341048 | 31/03/2001 | 04/07/2006 | Dissolved |
| CASTROL OFFSHORE LIMITED | 02967804 | 31/01/2000 | 01/03/2004 | Not Trading |
| CROWLE COUNTRY HOMES LIMITED | 02157606 | 06/04/1998 | 10/07/2002 | Bronze |
| Castrol Consumer Ltd | 00859616 | 01/12/2001 | 01/07/2004 | Dissolved |
| ENVIR-A-CORE (UK) LIMITED | 03601541 | 24/08/2000 | 16/10/2006 | Dissolved |
| Enviropure Limited | 02693515 | 04/03/1992 | 30/03/1993 | Dissolved |
| FOSROC CONSTRUCTION CHEMICALS LIMITED | 00284963 | 01/01/1996 | 01/02/1998 | Silver |
| ONGO COMMUNITIES LIMITED | 08619739 | 24/09/2015 | 10/05/2016 | Gold |
| ONGO HOMES LIMITED | 05439434 | 21/11/2006 | 20/05/2009 | Dissolved |
| South Humber Business Advice Centre Ltd | 01724738 | 28/02/2007 | 06/06/2007 | Dissolved |
| VEEDOL INTERNATIONAL LIMITED | SC054624 | 01/12/2001 | 01/03/2004 | Gold |