| Company | Timeline | Status | |
| Rhopoint Components Limited Director • Consultant | 6 May 1997←7 Years→27 Apr 2005 | Active | |
| Rhopoint Instruments Limited Director • Electrical Engineer | 27 Jul 1991←13 Years→27 Apr 2005 | Active | |
| Rhopoint Limited Director • Electrical Engineer | 27 Jul 1991←13 Years→27 Apr 2005 | Dissolved | |
