| Company | Timeline | Status | |
| David Viggers Limited Director • Coal Merchant | 17 Sep 1991←30 Years→25 Mar 2022 | Active | |
| Market House Arcade Limited Director • Coal Merchant | 6 Sep 1991←30 Years→25 Mar 2022 | Active | |
| Launceston Liberal Club Limited Director • Coal Merchant & Company Director | 27 Mar 1991←3 Years→10 Apr 1994 | Active | |
