| Company | Timeline | Status | |
| Jane & Peter Tinkler Limited Director • Director | 1 Mar 2018←7 Years→Current | Active | |
| Advance Environmental Limited Director • Environmental Consultant | 18 Mar 1999←18 Years→15 Jun 2017 | Active | |
| Advance Environmental Limited Secretary • Environmental Consultant | 18 Mar 1999←18 Years→15 Jun 2017 | Active | |
