| Company | Timeline | Status | |
| Hilger Analytical Limited Secretary • Unreported | 6 Sep 1991←7 Years→8 Apr 1999 | Active | |
| Hilger Analytical Limited Director • Unreported | 4 May 1990←8 Years→8 Apr 1999 | Active | |
| Hilger Analytical Limited Secretary • Unreported | 1 Jan 1970←29 Years→8 Apr 1999 | Active | |
