| Company | Timeline | Status | |
| Pestwest Environmental Limited Secretary • Accountant | 1 Jul 2006←19 Years→Current | Active | |
| Killgerm Chemicals Limited Secretary • Accountant | 1 Jul 2006←19 Years→Current | Active | |
| Pestwest Electronics Limited Secretary • Accountant | 1 Jul 2006←19 Years→Current | Active | |
