| Company | Timeline | Status | |
| The Festiniog Railway Company Director • Unreported | 15 Jun 2023←2 Years 5 Months→Current | Active | |
| Graham Cole Consultancy Ltd Director • Civil Engineering Consultancy | 9 Feb 2012←13 Years→2 Oct 2025 | Dissolved | |
| Ffestiniog Railway Society Director • Civil Engineer | 5 May 2007←18 Years→Current | Active | |
