| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Bursledon Brickworks Trust | 02823277 | 26/09/1997 | Dissolved |
| HYWOOD INVESTMENTS LIMITED | 01987849 | 29/01/2007 | Gold |
| HYWOOD INVESTMENTS LIMITED | 01987849 | 31/12/1990 | Gold |
| ROMSEY AND DISTRICT BUILDINGS PRESERVATION TRUST LIMITED | 01219145 | 22/10/2015 | Amber |
| Romsey Investments Ltd | 01767804 | 30/06/1991 | Dissolved |
| THE WINCHESTER FESTIVAL | 05635740 | 26/06/2007 | Dissolved |
| Victoria Impex Limited | 02614015 | 20/06/1991 | Dissolved |
| WINCHESTER EXCAVATIONS COMMITTEE | 12175988 | 27/08/2019 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ARMY FLYING MUSEUM LIMITED | 02109510 | 11/12/2009 | 24/11/2017 | Amber |
| ARMY FLYING MUSEUM TRADING COMPANY LIMITED | 02110748 | 11/12/2009 | 24/11/2017 | Gold |
| HAMPSHIRE AND THE ISLE OF WIGHT COMMUNITY FOUNDATION | 04534462 | 28/07/2009 | 26/07/2017 | Gold |
| HAMPSHIRE BUILDINGS PRESERVATION TRUST LIMITED(THE) | 01220519 | 21/07/1997 | 06/11/2015 | Gold |
| HAMPSHIRE ECONOMIC PARTNERSHIP | 03636783 | 07/10/1998 | 24/02/2009 | Dissolved |
| MIDDLEBRIDGE MANAGEMENT LTD. | 03502899 | 02/02/1998 | 13/11/2000 | Amber |
| Music At Winchester Ltd | 02873708 | 17/11/2005 | 18/12/2006 | Dissolved |
| PALMERSTON HOMES LIMITED | 02828852 | 06/07/1993 | 19/11/2020 | Dissolved |
| STANBRIDGE EARLS SCHOOL TRUST | 00501675 | 13/03/1991 | 06/07/2012 | Dissolved |
| THE DOWNHILL ONLY CLUB | 04093575 | 17/11/2011 | 23/11/2017 | Gold |
| THE SOUTHERN AND SOUTH EAST ENGLAND TOURIST BOARD | 01345038 | 21/07/1997 | 31/03/2003 | Amber |
| WHITCHURCH SILK MILL TRUST | 02506000 | 20/01/2000 | 09/05/2011 | Silver |
| WSX ENTERPRISE LIMITED | 03099070 | 22/10/1997 | 30/06/2001 | Gold |