| Company | Timeline | Status | |
| Mary Walker Exhibitions Limited Director • Director | 13 Jun 2013←12 Years→Current | Active | |
| Focus On Imaging Limited Director • Exhibition Organiser | 9 Feb 1999←26 Years→Current | Active | |
Summerwood Limited Director • Exhibition Organiser | 23 May 1991←24 Years→2 Jul 2015 | Dissolved | |
