| Company | Timeline | Status | |
Rence Engineering Service Limited Secretary • Unreported  | 19 Dec 2002←1 Year 7 Months→26 Jul 2004  | Active  | |
| J.T.S. Gas And Electrical Limited Secretary • Unreported  | 23 Jul 2002←6 Years→31 Jul 2008  | Active  | |
| B.B.M. Engineering Limited Secretary • Unreported  | 8 May 1996←4 Years→23 Jun 2000  | Dissolved  | |
