| Company | Timeline | Status | |
| Technolog Group Limited Director • Company Director  | 13 Dec 1995←1 Year 9 Months→30 Sep 1997  | Active  | |
| Technolog Limited Director • Company Director  | 21 Dec 1992←2 Years 5 Months→1 Jun 1995  | Active  | |
Cokeless Cupolas Limited Director • Chairman  | 27 Apr 1991←14 Years→12 Aug 2005  | Dissolved  | |
