| Company | Timeline | Status | |
| Golwg Newydd Cyfyngedig Director • Director | 9 Sep 2008←8 Years→21 Mar 2017 | Active | |
| Golwg Cyfyngedig Director • Wedi Ymddeol | 18 Jan 1998←19 Years→21 Mar 2017 | Active | |
| Centre For Alternative Technology Charity Limited Director • Consultant | 1 Sep 1997←16 Years→12 Dec 2013 | Active | |
| Iaith Cyf Director • Cyfarwyddwr Cwmni | 31 Mar 1993←17 Years→14 Jul 2010 | Active | |
