| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Hartlepool Industrial and Business Group | 02357523 | 31/03/1992 | Dissolved |
| Hartlepool Industrial and Business Group | 02357523 | 31/03/1992 | Dissolved |
| Mill Bank (Personnel & Training Services) Ltd | 02352015 | 24/08/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AHED LIMITED | 01044436 | 04/07/1991 | 10/02/1998 | Dissolved |
| ATKINSON NORTHERN LIMITED | 01536154 | 31/12/1990 | 31/12/1999 | Gold |
| CLOSEGATE HOTEL DEVELOPMENT (DURHAM) LIMITED | 00205219 | 31/12/1990 | 17/11/1997 | Amber |
| Castlegate Quay Heritage Project Ltd | 02782887 | 06/04/1993 | 23/08/2000 | Dissolved |
| FOUDROYANT TRUST(THE) | 00628111 | 14/09/2006 | 01/12/2007 | Not Trading |
| G.& W.H.Carter Ltd | 00253299 | 31/12/1990 | 31/12/1998 | Dissolved |
| HMS TRINCOMALEE (1817) ENTERPRISE COMPANY LIMITED | 06096831 | 12/02/2007 | 01/12/2007 | Dissolved |
| J T ATKINSON & SONS LIMITED | 01027936 | 05/09/1992 | 10/10/1995 | Bronze |
| MELFORT FARMS LIMITED | SC077172 | 20/01/1989 | 31/12/1992 | Gold |
| NORTHERN GENERAL PROPERTIES LIMITED | 00349154 | 31/12/1990 | 31/12/1998 | Gold |
| THE HMS TRINCOMALEE TRUST | 02678419 | 22/03/2002 | 01/12/2007 | Silver |
| Thomas Altham & Son Ltd | 00541372 | 02/12/1991 | 30/10/1998 | Dissolved |
| Thomas Altham Ltd | 01251853 | 02/12/1991 | 30/10/1998 | Dissolved |
| WOODSIDE PARK ESTATES LIMITED | 01223734 | 31/12/1991 | 02/12/2007 | Gold |