| Company | Timeline | Status | |
| Heitz Engineering Limited Director • Unreported | 11 Apr 2003←22 Years→Current | Active | |
| Heitz Engineering Limited Secretary • Unreported | 11 Apr 2003←22 Years→Current | Active | |
| Heitz Holdings Limited Secretary • Engineer | 11 Mar 2003←22 Years→Current | Active | |
| Heitz Holdings Limited Director • Unreported | 11 Mar 2003←22 Years→Current | Active | |
