| Company | Timeline | Status | |
| Cwmni Cynnal Director • Cynghorydd Sir | 8 Dec 2017←7 Years→15 Feb 2025 | Dissolved | |
| Trigolion Llanddaniel Fab Director • Engineer | 1 May 2013←12 Years→Current | Active | |
| Nubotix Limited Director • Peiriannydd | 24 Jan 2007←18 Years→Current | Active | |
| Egin Cyfyngedig Director • Rheolwr Gyfarwyddwr | 30 Dec 1994←31 Years→Current | Active | |
| Egin Cyfyngedig Director • Managing Director | 31 Aug 1993←→6 Apr 1993 | Active | |
