| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Southern Ocean Shipyard Ltd | 02710551 | 05/10/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 2M TRADE PARK MANAGEMENT LIMITED | 05261991 | 15/02/2005 | 18/03/2008 | Gold |
| BALFOUR BEATTY CIVIL ENGINEERING (SW) LIMITED | 00977817 | 02/07/1999 | 30/09/2006 | Not Trading |
| CIVIL ENGINEERING CONTRACTORS ASSOCIATION (SOUTHERN) LTD | 03275056 | 27/02/2002 | 15/04/2008 | Silver |
| D & D LIMITED | 01415701 | 28/07/1999 | 18/03/2008 | Dissolved |
| DEAN & DYBALL DEVELOPMENTS LIMITED | 01278095 | 20/04/1998 | 18/03/2008 | Dissolved |
| DEAN & DYBALL ESTATES LIMITED | 00551522 | 11/05/1998 | 18/03/2008 | Dissolved |
| DEAN & DYBALL INVESTMENTS LIMITED | 02375426 | 20/04/1998 | 18/03/2008 | Dissolved |
| DEAN & DYBALL LIMITED | 04233033 | 20/12/2001 | 18/03/2008 | Dissolved |
| DEAN & DYBALL MANAGEMENT LIMITED | 02918093 | 28/07/1999 | 18/03/2008 | Dissolved |
| DEAN & DYBALL MARINE LIMITED | 01641006 | 28/07/1999 | 18/03/2008 | Dissolved |
| DEAN & DYBALL PROJECTS LIMITED | 03454924 | 11/05/1998 | 18/03/2008 | Dissolved |
| DEAN & DYBALL RAIL LIMITED | 05503947 | 14/07/2005 | 30/09/2006 | Dissolved |
| DEAN & DYBALL RSB LIMITED | 03345565 | 28/07/1999 | 18/03/2008 | Dissolved |
| DEAN & DYBALL WORKFORCE LIMITED | 01239585 | 28/07/1999 | 18/03/2008 | Dissolved |
| Dean & Dyball Homes Ltd | 02598230 | 05/10/2001 | 18/03/2008 | Dissolved |
| Dean & Dyball Marinas Ltd | 04007359 | 17/07/2000 | 18/03/2008 | Dissolved |
| FRANK PEARCE (TUGS) LIMITED | 01200967 | 28/07/1999 | 18/03/2008 | Dissolved |
| M3 TRADE PARK MANAGEMENT LIMITED | 05751786 | 26/05/2006 | 18/03/2008 | One Red Flag |
| WATCHET HARBOUR MARINA LIMITED | 03986667 | 24/05/2000 | 11/08/2004 | Silver |
| WITNEY NO:1 MANAGEMENT LIMITED | 03605521 | 28/07/1998 | 08/08/2000 | Silver |