| Company | Timeline | Status | |
| Friesland Engineers Limited Secretary • Director | 30 Mar 2002←23 Years→Current | Active | |
| Friesland Engineers Limited Secretary • Unreported | 26 Mar 1999←1 Year 9 Months→2 Jan 2001 | Active | |
| Friesland Engineers Limited Director • Director | 8 Mar 1992←33 Years→Current | Active | |
