| Company | Timeline | Status | |
| National Maritime Museum Cornwall Trust Director • Retired | 4 Oct 2004←9 Years→17 Dec 2013 | Active | |
The Cornwall Maritime Museum Director • Retired | 16 Dec 1998←17 Years→31 May 2016 | Dissolved | |
| Trevellan Road Management Limited Director • Retired | 30 Jul 1998←6 Years→26 Mar 2005 | Active | |
