| Company | Timeline | Status | |
| JWF Group Holdings Limited Director • Unreported | 10 Mar 2023←2 Years 8 Months→Current | Active | |
| Stream Measurement Limited Director • Unreported | 1 Oct 2019←6 Years→Current | Active | |
| JWF Measurement Solutions Limited Director • Unreported | 23 Dec 2014←10 Years→Current | Active | |
| JWF Instrumentation Limited Director • Unreported | 22 Dec 2014←10 Years→Current | Active | |
| JWF (Group) Limited Director • Unreported | 22 Dec 2014←10 Years→Current | Active | |
