| Company | Timeline | Status | |
| Mountlands Trust Limited Director • Unreported | 26 May 2007←12 Years→8 Jun 2019 | Active | |
| The Art Store (British Isles) Limited Director • Bookseller | 31 Dec 1990←35 Years→Current | Active | |
| The Art Store (British Isles) Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
