| Company | Timeline | Status | |
| Reliance Manufacturing Limited Director • Director | 21 Mar 2011←14 Years→Current | Active | |
Alexandra Quarries Limited Director • Director | 1 Jul 2010←4 Years→29 Jul 2014 | Dissolved | |
| W. E. Smith Holdings Limited Director • Director | 1 Feb 2008←17 Years→Current | Active | |
| Pit Parts Limited Director • Company Director | 1 Jun 1997←28 Years→Current | Active | |
| W. E. Smith Holdings Limited Secretary • Unreported | 31 Dec 1996←11 Years→1 Feb 2008 | Active | |
| Caernarvonshire Crown Slate Quarries Company Limited Director • Production Director | 2 Jan 1992←33 Years→Current | Active | |
