| Company | Timeline | Status | |
| 28 Maida Avenue Limited Secretary • Lecturer | 25 Sep 2005←20 Years→Current | Active | |
| 28 Maida Avenue Limited Director • Author | 25 Sep 2005←20 Years→Current | Active | |
| 28 Maida Avenue Limited Secretary • Unreported | 25 Sep 2005←20 Years→20 Oct 2025 | Active | |
