| Company | Timeline | Status | |
| Arianrhod Cyfyngedig Director • Cyhoeddwr | 3 Nov 1993←20 Years→1 Jun 2014 | Dissolved | |
| Arianrhod Cyfyngedig Secretary • Unreported | 3 Nov 1993←15 Years→1 Jul 2009 | Dissolved | |
| Gwasg Gwynedd Limited Director • Cyfarwyddwr Cwmni | 31 Aug 1991←13 Years→10 Feb 2005 | Active | |
