| Company | Timeline | Status | |
| Strenco Holdings Limited Director • Designer | 19 Apr 2000←22 Years→29 May 2022 | Active | |
| Strenco Tools Limited Director • Engineer | 14 Oct 1998←23 Years→29 May 2022 | Active | |
Topcoat Metal Finishings Limited Director • Designer | 25 Oct 1996←20 Years→6 Dec 2016 | Dissolved | |
