| Company | Timeline | Status | |
| Three Rivers Museum Trust Director • Retired | 24 Jun 2020←5 Years→Current | Active | |
| Rickmansworth Waterways Trust Limited Director • Retired | 5 Apr 2005←7 Years→3 Jul 2012 | Active | |
| Byewaters Estate Management Company Limited Director • Business Manager | 24 Sep 2001←2 Years 2 Months→4 Dec 2003 | Active | |
| Narrow Boat Trust Limited(The) Director • Commodare Royal Navy | 12 Aug 2000←3 Years→17 Jul 2004 | Active | |
