| Company | Timeline | Status | |
| The Steam Tug Kerne Preservation Society Limited Director • Retired | 24 Apr 2017←2 Months→27 Jun 2017 | Active | |
| The Steam Tug Kerne Preservation Society Limited Director • None | 1 Apr 2017←8 Years→Current | Active | |
| Wharfcross Limited Director • Unreported | 30 Jun 2010←9 Years→30 Sep 2019 | Active | |
| Logantor Limited Director • Retired | 18 Apr 1997←25 Years→20 Jul 2022 | Active | |
| North Western Steamship Co. Limited Director • Civil Servant | 27 Feb 1992←11 Years→23 May 2003 | Active | |
