| Company | Timeline | Status | |
| Costain International Limited Director • Accountant | 4 Nov 1997←8 Months→31 Jul 1998 | Dissolved | |
| CLM Engineering (Overseas) Limited Director • Accountant | 11 Oct 1996←1 Year 9 Months→31 Jul 1998 | Dissolved | |
| Costain International Limited Director • Accountant | 14 Aug 1995←2 Months→18 Oct 1995 | Dissolved | |
