| Company | Timeline | Status | |
| Antrak Space Limited Director • Company Director | 14 May 2009←12 Years→21 Sep 2021 | Dissolved | |
| Control Dynamics Limited Director • Engineer | 1 Oct 1992←28 Years→8 Dec 2020 | Dissolved | |
| Martelec Limited Director • Engineer | 7 May 1991←29 Years→27 Apr 2021 | Dissolved | |
