| Company | Timeline | Status | |
| Trekennick Services Limited Director • Director | 24 Apr 2007←18 Years→Current | Active | |
| Trekennick Surveys Ltd Director • None | 22 Sep 2000←25 Years→Current | Active | |
| Trekennick Surveys Ltd Secretary • Unreported | 2 Dec 1998←27 Years→Current | Active | |
