| Company | Timeline | Status | |
| Gainpeak Limited Director • Chartered Engineer | 28 Oct 1991←34 Years→Current | Active | |
| Computer And Design Services Limited Director • Chartered Engineer | 28 Oct 1991←34 Years→Current | Active | |
| Gainpeak Limited Director • Chartered Engineer | 1 Jan 1970←55 Years→31 Mar 2025 | Active | |
| Computer And Design Services Limited Director • Chartered Engineer | 1 Jan 1970←55 Years→31 Mar 2025 | Active | |
