| Company | Timeline | Status | |
| SLM Mackenzie Limited Director • Civil Engineer | 1 Apr 2017←8 Years→Current | Active | |
| Mackenzie Construction Limited Director • Civil Engineer | 1 Apr 2017←8 Years→Current | Active | |
| SLM Mackenzie Limited Director • Civil Engineer | 1 Apr 2017←7 Years→11 Dec 2024 | Active | |
