| Company | Timeline | Status | |
| Rainbow Ultrasonics Limited Director • Management Consultant | 29 Aug 2023←2 Years 5 Months→Current | Active | |
| Rainbow Engineering Services Limited Director • Management Consultant | 29 Aug 2023←2 Years 5 Months→Current | Active | |
| Rainbow Medical Engineering Limited Director • Unreported | 29 Aug 2023←2 Years 5 Months→Current | Active | |
