| Company | Timeline | Status | |
| Precise Place Limited Director • Business Executive | 23 Jul 1991←9 Years→18 May 2001 | Active | |
WGD003 Limited Director • Chartered Engineer | 6 Feb 1991←4 Years→31 Jan 1996 | Dissolved | |
| Hfa Limited Director • Director | 15 Jan 1991←1 Day→16 Jan 1991 | Active | |
