| Company | Timeline | Status | |
| Anglesey Leisure (UK) Ltd Director • Civil Engineer | 20 Jul 2015←10 Years→Current | Active | |
| Williams Construction (Anglesey) Ltd Director • Civil Engineer | 20 Jul 2015←10 Years→Current | Active | |
| R P O Williams Civil Engineers Limited Director • Civil Engineer | 15 Jun 2005←20 Years→Current | Active | |
