| Company | Timeline | Status | |
| A&M Wood Ltd Director • Retired | 26 Nov 2024←11 Months→Current | Active | |
| Fair Isle Bird Observatory Trust (The) Director • Retired | 23 Feb 1995←30 Years→Current | Active | |
| Fair Isle Bird Observatory Trust (The) Director • Unreported | 23 Feb 1995←30 Years→8 May 2025 | Active | |
