| Company | Timeline | Status | |
| Slatedirect Limited Director • Unreported | 18 Dec 2013←11 Years→Current | Active | |
| Greaves Welsh Slate Company Limited Director • Unreported | 23 May 2013←12 Years→Current | Active | |
| Greaves Ellis Davies & Company Limited Director • Director | 23 May 2013←12 Years→Current | Active | |
| Slate Heritage International Director • Company Director | 22 May 2013←12 Years→Current | Active | |
| Llechwedd Underground Adventures Limited Director • Manager | 4 Apr 2013←12 Years→Current | Active | |
Moelwynt Cyf Director • General Manager | 21 Nov 2012←5 Years→20 Feb 2018 | Dissolved | |
| J.W.Greaves & Sons,Limited Director • Unreported | 12 Mar 2012←13 Years→Current | Active | |
| Quarry Tours Limited Director • Unreported | 23 Sep 2011←14 Years→Current | Active | |
| BWRLWM Cyf Director • Hotelier | 18 Sep 2009←5 Years→5 Oct 2014 | Active | |
