| Company | Timeline | Status | |
| Val-U-Therm Limited Director • General Manager | 16 Mar 2012←5 Years→31 Oct 2017 | Active | |
| Supawall Limited Director • Consultant | 14 Oct 2008←2 Years 4 Months→3 Mar 2011 | Active | |
| Structural Timber Association Limited Secretary • Unreported | 14 Dec 2001←6 Years→7 Jan 2008 | Active | |
| Smith Anderson & Company Limited Director • Company Director | 18 Feb 1997←3 Years→28 Feb 2000 | Dissolved | |
