| Company | Timeline | Status | |
| Oyama Property Holdings Director • Unreported | 9 Jul 2008←17 Years→Current | Active | |
| Oyama Property Holdings Director • Unreported | 9 Jul 2008←17 Years→1 Nov 2025 | Active | |
| Oyama Property Holdings Secretary • Unreported | 22 Oct 1998←27 Years→Current | Active | |
| Oyama Property Holdings Secretary • Unreported | 22 Oct 1998←27 Years→1 Nov 2025 | Active | |
Sportsvision Limited Director • Management/marketing Consultan | 23 Mar 1998←8 Years→1 Mar 2007 | Dissolved | |
Sportsvision Limited Secretary • Management/marketing Consultan | 23 Mar 1998←8 Years→1 Mar 2007 | Dissolved | |
