| Company | Timeline | Status | |
| Cribb Tyre & Battery Ltd Director • Healthcare | 18 Jul 2002←20 Years→15 Aug 2022 | Active | |
| Cribb Tyre & Battery Ltd Secretary • Healthcare | 18 Jul 2002←20 Years→15 Aug 2022 | Active | |
| Porterman Management Co. Limited Director • Teacher | 26 May 2000←5 Years→1 Jul 2005 | Active | |
