| Company | Timeline | Status | |
| Doublecape Holding Limited Director • Director | 31 Jul 1997←6 Years→31 May 2004 | Active | |
| Doublecape Limited Director • Managing Director | 1 Jul 1992←11 Years→31 May 2004 | Active | |
| Oxoid (Ely) Limited Director • Managing Director | 1 Jul 1992←11 Years→31 May 2004 | Active | |
| I.Q. (Bio.) Limited Director • Managing Director | 1 Jul 1992←11 Years→31 May 2004 | Active | |
