| Company | Timeline | Status | |
| TD Group Holdings Ltd Director • Materials Engineer | 14 Mar 2019←6 Years→Current | Active | |
| TD Group Holdings Ltd Director • Materials Engineer | 14 Mar 2019←6 Years→1 Apr 2025 | Active | |
| TD Construction Testing Ltd Director • Materials Engineer | 4 Feb 2013←12 Years→Current | Active | |
| TD Construction Testing Ltd Director • Materials Engineer | 4 Feb 2013←12 Years→1 Apr 2025 | Active | |
| Xais-Pts Limited Director • Engineer | 10 Dec 2007←5 Years→13 Mar 2013 | Active | |
