| Company | Timeline | Status | |
| The Model Steam Road Vehicle Society Limited Director • Retired | 17 Jan 2019←6 Years→Current | Active | |
| The Model Steam Road Vehicle Society Limited Director • Retired | 17 Jan 2019←10 Months→7 Dec 2019 | Active | |
Redfearn Services Limited Director • Property Engineer | 24 Sep 2002←13 Years→23 Feb 2016 | Dissolved | |
