| Company | Timeline | Status | |
| Powertrain Solutions Limited Secretary • Unreported | 31 Mar 2004←6 Years→30 Jul 2010 | Dissolved | |
| Metrogrand Limited Secretary • Unreported | 1 Apr 1992←4 Years→1 Jan 1997 | Active | |
| Glassworks Equipment Limited Secretary • Unreported | 1 Apr 1992←8 Years→4 Jan 2001 | Active | |
| Glassworks Hounsell Limited Secretary • Unreported | 1 Apr 1992←8 Years→2 Oct 2000 | Active | |
