| Company | Timeline | Status | |
| Doublecape Holding Limited Director • Company Director | 28 Jun 1992←7 Years→29 Jun 1999 | Active | |
| Oxoid (Ely) Limited Director • Company President | 31 Dec 1991←7 Years→29 Jun 1999 | Active | |
| Doublecape Limited Director • Company President | 13 Sep 1991←7 Years→29 Jun 1999 | Active | |
| I.Q. (Bio.) Limited Director • Company President | 20 Aug 1991←7 Years→29 Jun 1999 | Active | |
