| Company | Timeline | Status | |
| Tonkin Ventures Ltd Director • Director | 21 Sep 2022←3 Years→Current | Active | |
| Tonkin Holdings Ltd Director • Company Director | 18 Dec 2020←4 Years→Current | Active | |
| Amet Landscapes Ltd Director • Company Director | 16 Apr 2020←5 Years→Current | Active | |
| W Turner Holdings Ltd Director • Company Director | 16 Apr 2020←1 Year 3 Months→1 Aug 2021 | Active | |
| Amet Contracting Group Ltd Director • Company Director | 27 Mar 2020←5 Years→Current | Active | |
| Amet Groundworks Ltd Director • Director | 4 Mar 2020←5 Years→Current | Active | |
| Green Guard Boundary Solutions Limited Director • Operations Manager | 30 Jul 2019←6 Years→Current | Active | |
| Green Guard Boundary Solutions Limited Director • Operations Manager | 30 Jul 2019←6 Years→23 Sep 2025 | Active | |
