| Company | Timeline | Status | |
| Enterprise Systems Solutions Limited Director • Engineer  | 27 Jan 1999←7 Months→15 Sep 1999  | Liquidation  | |
| Enterprise Systems Solutions Limited Director • Director  | 1 Dec 1998←9 Years→31 Mar 2008  | Liquidation  | |
| Enterprise Systems Solutions Limited Director • Engineer  | 1 Jan 1997←1 Year 10 Months→26 Nov 1998  | Liquidation  | |
| Enterprise Systems Solutions Limited Director • Engineer  | 6 Jun 1995←1 Year 3 Months→16 Sep 1996  | Liquidation  | |
