| Company | Timeline | Status | |
| The Great Western Colliery Preservation Trust Ltd Director • Heritage Consultant | 12 Aug 2010←13 Years→6 Feb 2024 | Dissolved | |
| Merthyr Tydfil Heritage Trust Limited Director • Historic Buildings Director-national Tru | 28 Nov 1991←11 Years→25 Feb 2003 | Active | |
