| Company | Timeline | Status | |
| Leaden Hill Residents Committee Ltd Director • Unreported | 8 Oct 2025←1 Month→Current | Active | |
| Steinkrug Publications Limited Director • Unreported | 13 Feb 1995←30 Years→Current | Active | |
| Steinkrug Publications Limited Secretary • Engineer | 13 Feb 1995←30 Years→Current | Active | |
