| Company | Timeline | Status | |
| Jill Duke Limited Secretary • Company Director | 4 Aug 1998←27 Years→Current | Active | |
| G. Duke & Sons Limited Secretary • Company Director | 4 Aug 1998←27 Years→Current | Active | |
| S & R Duke Ltd Director • Company Director | 21 Apr 1998←27 Years→Current | Active | |
| 4 Girls Travel Limited Director • Company Director | 28 May 1996←29 Years→Current | Active | |
| G. Duke & Sons Limited Director • Company Director | 31 Oct 1991←34 Years→Current | Active | |
| Jill Duke Limited Director • Textile Designer | 31 Jul 1991←34 Years→Current | Active | |
