| Company | Timeline | Status | |
| McCallum Consultant Limited Director • Director | 21 Oct 2024←1 Year 2 Months→Current | Active | |
| 3MC Holdings Ltd Director • Director | 27 Sep 2024←1 Year 3 Months→Current | Active | |
| Three McCallum Limited Director • Director | 20 Oct 2020←5 Years→Current | Active | |
| The Wee Choo-Choo Ltd Director • Director | 17 Jun 2019←4 Years→1 May 2024 | Dissolved | |
