| Company | Timeline | Status | |
| Die-Pat Holdings Limited Director • Engineer | 30 Sep 1991←3 Months→23 Jan 1992 | Active | |
| Diepat Limited Director • Engineer | 30 Sep 1991←3 Months→23 Jan 1992 | Active | |
Die-Pat Hardware Limited Director • Engineer | 30 Sep 1990←1 Year 3 Months→23 Jan 1992 | Dissolved | |
