| Company | Timeline | Status | |
| Bucyrus Europe Holdings Limited Secretary • Business Executive | 1 Oct 2008←2 Years 9 Months→8 Jul 2011 | Dissolved | |
| HBT Engineering Services Limited Secretary • Business Executive | 1 Oct 2008←2 Years 9 Months→8 Jul 2011 | Active | |
| Bucyrus Europe Holdings Limited Director • Business Executive | 1 Jul 2000←11 Years→8 Jul 2011 | Dissolved | |
| HBT Engineering Services Limited Director • Business Executive | 1 Jul 2000←11 Years→8 Jul 2011 | Active | |
