| Company | Timeline | Status | |
| Fir Trees (York) Management Limited Director • Retired | 12 Oct 2011←11 Years→29 Sep 2023 | Active | |
| Fir Trees (York) Management Limited Secretary • Retired | 1 Apr 1994←5 Years→21 Apr 1999 | Active | |
| Fir Trees (York) Management Limited Director • Retired | 31 Mar 1991←15 Years→1 Jun 2006 | Active | |
