| Company | Timeline | Status | |
| Alpha Laboratories Limited Secretary • Company Secretary | 15 Dec 1990←34 Years→Current | Active | |
| Alpha Laboratories Limited Director • Company Secretary | 15 Dec 1990←34 Years→Current | Active | |
| Alpha Laboratories Limited Director • Company Secretary | 1 Jan 1970←55 Years→7 Jul 2025 | Active | |
| Alpha Laboratories Limited Secretary • Company Secretary | 1 Jan 1970←55 Years→7 Jul 2025 | Active | |
