| Company | Timeline | Status | |
| D.C.M. Drillquip Limited Director • Manager | 11 Sep 2002←9 Months→30 Jun 2003 | Active | |
Inrock Tools Limited Secretary • Unreported | 29 Jun 2001←9 Months→5 Apr 2002 | Dissolved | |
| Inrock Limited Secretary • Unreported | 9 Dec 1997←4 Years→5 Apr 2002 | Active | |
