| Company | Timeline | Status | |
| Creek Audio Limited Secretary • Company Director | 28 Mar 1994←6 Years→1 Sep 2000 | Active | |
| Luminite Electronics Limited Director • Company Director | 8 Apr 1992←33 Years→Current | Active | |
| Luminite Electronics Limited Secretary • Unreported | 8 Apr 1992←33 Years→Current | Active | |
