| Company | Timeline | Status | |
| Tjarks Holdings Limited Director • Director | 23 Aug 2023←2 Years 3 Months→Current | Active | |
| Tjarcorp Limited Director • Company Director | 14 Jun 2013←12 Years→Current | Active | |
| Tjarks And Tjarks Design Limited Director • Director | 11 May 2005←20 Years→Current | Active | |
