| Company | Timeline | Status | |
| Colliers Property Investments Limited Director • Director | 18 Oct 2017←8 Years→Current | Active | |
| Violet Group Holdings Limited Director • Director | 11 Oct 2017←8 Years→Current | Active | |
| C.W. Collier & Sons (1935) Limited Director • Company Director | 23 Sep 1996←29 Years→Current | Active | |
