| Company | Timeline | Status | |
| Good Ciso Limited Director • Director | 5 Mar 2025←8 Months→Current | Active | |
| Changtech Limited Director • Director | 20 Jun 2024←1 Year 4 Months→Current | Active | |
| Chang Technology Ltd Director • Director | 8 Apr 2021←3 Years→21 May 2024 | Dissolved | |
