| Company | Timeline | Status | |
| King Edward Vi Preparatory School Ltd Director • Architect | 10 Oct 1991←8 Years→31 Dec 1999 | Active | |
| Place Logic Limited Director • Architect | 25 Oct 1990←1 Month→7 Dec 1990 | Active | |
| Adam Architecture Limited Director • Architect | 25 Oct 1990←1 Month→7 Dec 1990 | Active | |
