| Company | Timeline | Status | |
| B.R.J. Construction Services Limited Secretary • Unreported | 11 Apr 1994←3 Years→20 Jun 1997 | Liquidation | |
| Piam Engineering Limited Secretary • Unreported | 20 Mar 1992←33 Years→Current | Active | |
| Piam Engineering Limited Secretary • Unreported | 1 Jan 1970←56 Years→Current | Active | |
