| Company | Timeline | Status | |
| J.W. Libell Limited Secretary • Manager | 23 Aug 2004←21 Years→Current | Active | |
| J.W. Libell Limited Director • Consultant | 21 Oct 1994←31 Years→Current | Active | |
| Derektwar Limited Director • Retired | 15 Feb 1992←33 Years→Current | Active | |
