| Company | Timeline | Status | |
| Teachers At Work Limited Director • Director | 9 Sep 2011←3 Years→8 Dec 2014 | Dissolved | |
| Acoustics At Work Limited Director • Driector | 2 Aug 2009←5 Years→9 Jan 2015 | Dissolved | |
| Acoustics At Work Limited Secretary • Driector | 2 Aug 2009←3 Years→20 Jun 2013 | Dissolved | |
| Spacemann Limited Secretary • Unreported | 25 Feb 2004←9 Years→20 Jun 2013 | Active | |
| Screens At Work Group Limited Director • Director | 22 Dec 2003←10 Years→8 Dec 2014 | Dissolved | |
| Screens At Work Group Limited Secretary • Director | 22 Dec 2003←9 Years→20 Jun 2013 | Dissolved | |
| Spacemann Limited Director • Director | 1 Feb 2003←11 Years→8 Dec 2014 | Active | |
| Altai Group Limited Director • Marketing Director | 10 Jun 1993←3 Years→31 Dec 1996 | Active | |
| Olivers Windows Limited Director • Marketing Director | 9 Nov 1992←32 Years→Current | Liquidation | |
