| Company | Timeline | Status | |
| Penumbra Productions Limited Secretary • Unreported | 13 May 1999←25 Years→4 Feb 2025 | Dissolved | |
| Penumbra Productions Limited Director • Government Officer | 15 Dec 1992←32 Years→4 Feb 2025 | Dissolved | |
| Venue Management Limited Director • Company Director | 31 Jul 1992←33 Years→Current | Active | |
