| Company | Timeline | Status | |
| Plant Heritage Director • Hort. Broadcaster/journalist | 31 Dec 1997←1 Year 2 Months→17 Mar 1999 | Active | |
| The Scotland's Garden Trust Director • Horticulturalist | 31 Oct 1997←26 Years→1 Oct 2024 | Dissolved | |
Todhill Farm Training Home Limited Director • Public Relations Manager | 26 Apr 1993←10 Years→16 Dec 2003 | Dissolved | |
