| Company | Timeline | Status | |
| Glenburn Developments Limited Director • Manager | 17 Jan 2006←19 Years→Current | Active | |
| Dumgoyne Property Limited Director • Company Director | 12 Aug 2002←23 Years→Current | Active | |
| Kelvin Timber (East) Limited Director • Timber Merchant | 23 Sep 1997←19 Years→10 Jul 2017 | Active | |
| Kelvin Timber (West) Limited Director • Timber Merchant | 23 Sep 1997←19 Years→10 Jul 2017 | Active | |
