| Company | Timeline | Status | |
| Hydraulic Control Limited Secretary • Director  | 15 Jun 2005←5 Years→9 Jun 2011  | Active  | |
| Hydraulic Control Limited Director • Director  | 15 Jun 2005←5 Years→9 Jun 2011  | Active  | |
| Hycon Limited Director • Engineer  | 11 Feb 1997←14 Years→3 Jun 2011  | Active  | |
