| Company | Timeline | Status | |
| Plant Heritage Director • Horticulture | 16 Jul 1993←3 Years→30 Jun 1997 | Active | |
| Prestbury Nursery Gardens Limited Director • Company Director | 31 Dec 1990←35 Years→Current | Active | |
| Prestbury Nursery Gardens Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
