| Company | Timeline | Status | |
| Flowtech Enviro Ltd Secretary • Unreported | 20 Jun 2006←4 Years→14 Jul 2010 | Active | |
| Field Electrical Services Limited Secretary • Unreported | 1 Jul 2002←3 Years→2 Sep 2005 | Active | |
| Delta Calibration Limited Secretary • Secretary | 11 Mar 1996←29 Years→Current | Active | |
| Delta Calibration Limited Secretary • Secretary | 11 Mar 1996←29 Years→31 Mar 2025 | Active | |
