| Company | Timeline | Status | |
| Flexiducting.Net Limited Director • Administrator | 20 Apr 2016←4 Years→17 Aug 2020 | Active | |
| O & A Ducting Limited Director • Administrator | 12 Jan 2016←4 Years→17 Aug 2020 | Dissolved | |
| Jao Property Limited Secretary • Unreported | 11 Jun 2007←13 Years→24 Aug 2020 | Active | |
| Ntcducting.Com Limited Director • Director | 31 Dec 1992←25 Years→29 Nov 2018 | Active | |
| Ntcducting.Com Limited Secretary • Management Consultant | 15 Sep 1989←3 Years→24 Sep 1992 | Active | |
| Ntcducting.Com Limited Director • Director | 31 Dec 1988←3 Years→24 Sep 1992 | Active | |
