| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ABERGLASNEY RESTORATION TRUST | 02928618 | 01/11/2005 | Silver |
| Heritage Enterprises Wales Ltd | 04647793 | 17/02/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABERGLASNEY RESTORATION TRUST | 02928618 | 13/05/1994 | 07/07/1998 | Silver |
| ARCHITECTURAL HERITAGE FUND(THE) | 01150304 | 01/04/2006 | 05/12/2013 | Gold |
| BLACK ISLAND LTD. | FC015110 | 25/03/1993 | 01/12/2018 | Bronze |
| BUILDINGS AT RISK TRUST | 02709013 | 23/04/1992 | 30/07/2008 | Dissolved |
| FORGE ROW RESIDENTS MANAGEMENT LIMITED | 02204807 | 16/06/1991 | 19/05/2003 | Gold |
| LLANELLY HOUSE TRUST LTD. | 04681702 | 01/04/2014 | 01/03/2019 | Gold |
| YMDDIRIEDOLAETH GERDDI HANESYDDOL CYMRU - WELSH HISTORIC GARDENS TRUST | 02829630 | 07/06/2003 | 12/06/2004 | Amber |