| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Council of Museums in Wales(The) | 01594138 | 19/07/1999 | Dissolved |
| Garden Festival Wales Ltd | 02130695 | 19/07/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Big Pit (Blaenafon) Trust Ltd | 01576534 | 03/06/1993 | 20/06/1995 | Dissolved |
| LLANTARNAM GRANGE ARTS CENTRE | 02616241 | 17/11/1991 | 11/01/2016 | Silver |
| LOCAL GOVERNMENT DATA UNIT - WALES | 04082312 | 20/07/2001 | 27/03/2002 | Amber |
| MENTRAU AMGUEDDFEYDD AC ORIELAU CENEDLAETHOL CYMRU / NATIONAL MUSEUMS & GALLERIES OF WALES ENTERPRISES LIMITED | 02449244 | 03/06/1993 | 20/06/1995 | One Red Flag |
| MONITOR FACILITIES MANAGEMENT LIMITED | 03538278 | 31/03/1998 | 21/05/2012 | Dissolved |
| TORFAEN MUSEUM TRUST LIMITED | 01358444 | 07/12/1991 | 27/04/2011 | Silver |