| Company | Timeline | Status | |
| Jackmark Holdings Limited Director • Unreported | 31 Oct 2025←12 Days→Current | Active | |
| Jackmark Limited Director • Unreported | 22 Jun 2022←3 Years→Current | Active | |
| Jackmark International Limited Director • Unreported | 14 Jun 2022←3 Years→Current | Active | |
| Jackmark Engineering Limited Director • Unreported | 14 Jun 2022←3 Years→Current | Active | |
