| Company | Timeline | Status | |
Passivhaus Building Solutions Limited Director • None | 6 Apr 2011←7 Years→26 Jul 2018 | Dissolved | |
Vision Build Limited Director • Civil Engineer | 1 Jan 2005←14 Years→30 Nov 2019 | Dissolved | |
WD Interiors Limited Director • Civil Engineer | 1 Jul 1999←2 Years 10 Months→30 Apr 2002 | Dissolved | |
| John Sisk & Son Limited Director • Construction Director | 1 Apr 1994←4 Years→22 Jan 1999 | Active | |
