| Company | Timeline | Status | |
| Senceive Limited Director • Chartered Engineer | 5 May 2015←5 Years→30 Apr 2021 | Active | |
| Bellmanor Limited Secretary • Chartered Engineer | 20 Apr 2004←16 Years→19 Nov 2020 | Active | |
| Bellmanor Limited Director • Unreported | 20 Feb 2003←22 Years→Current | Active | |
| Madstein Systems Limited Director • Unreported | 23 Dec 2002←22 Years→Current | Active | |
