| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Ffilmiau Elidir Cyf | 02177202 | 13/03/1992 | Dissolved |
| Teledu T R I Television Ltd | 02693146 | 23/03/1992 | Dissolved |
| Teledu T R I Television Ltd | 02693146 | 23/03/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BARCUD DERWEN CYFYNGEDIG | 01579999 | 20/12/1996 | 31/07/2009 | Dissolved |
| CAPEL Y TABERNACL, CYF. | 06349041 | 21/08/2007 | 31/10/2010 | Silver |
| DERWEN LIMITED | 02276211 | 10/04/1992 | 31/07/2009 | Dissolved |
| LEFEL 2 CYF | 03173618 | 15/03/1996 | 03/04/2001 | Bronze |
| PANEL DIOGELU CYDENWADOL / INTERDENOMINATIONAL SAFEGUARDING PANEL LTD | 06885389 | 01/01/2021 | 05/02/2024 | Silver |
| Partneriaeth Elidir Pac | OC306812 | 05/02/2004 | 15/07/2005 | Dissolved |
| TELEDU ELIDIR CYF. | 02911826 | 23/03/1994 | 15/07/2005 | Dissolved |
| TELEDWYR ANNIBYNNOL CYMRU CYF. | 02573379 | 06/12/1993 | 15/11/1997 | Silver |
| UNION OF WELSH INDEPENDENTS(INCORPORATED)(THE) | 00177670 | 24/07/2019 | 11/07/2024 | Silver |