| Company | Timeline | Status | |
| Trentholme House Management Company Limited Director • None | 1 Apr 2010←15 Years→Current | Active | |
| Spofforth Hall Management Company Limited Director • Retired | 5 Jul 2008←1 Year 11 Months→1 Jun 2010 | Active | |
| Spofforth Hall Management Company Limited Secretary • Retired | 5 Jul 2008←1 Year 11 Months→1 Jun 2010 | Active | |
| Meltham Hall Management Limited Director • Retired | 1 Aug 2003←2 Months→1 Oct 2003 | Active | |
| Carr Hall Gardens Management Limited Secretary • Retired | 14 May 2003←5 Years→3 Sep 2008 | Active | |
| Carr Hall Gardens Management Limited Director • Retired | 9 Jan 2003←5 Years→3 Sep 2008 | Active | |
