| Company | Timeline | Status | |
| Treg Finance Limited Director • Investment Director | 12 Oct 1998←6 Years→26 Oct 2004 | Dissolved | |
| Janus Henderson Investors UK Limited Director • Investment Director | 7 May 1997←4 Years→16 Nov 2001 | Active | |
| Henderson Global Investors (Holdings) Limited Director • Investment Manager | 7 Oct 1996←1 Year 5 Months→3 Apr 1998 | Active | |
| The European Smaller Companies Trust Plc Director • Investment Director | 5 Sep 1994←10 Years→26 Oct 2004 | Active | |
| Janus Henderson Fund Management UK Limited Director • Investment Manager | 7 Apr 1993←3 Years→14 Feb 1997 | Active | |
Henderson Investment Management Limited Director • Investment Director | 9 Apr 1992←6 Years→30 Apr 1998 | Dissolved | |
