| Company | Timeline | Status | |
| Dave Evans Drilling Limited Director • Unreported | 2 Dec 2008←16 Years→Current | Active | |
A. And J. Geotechnical Services Limited Director • Housewife | 1 Mar 2002←14 Years→15 Sep 2016 | Dissolved | |
A. And J. Geotechnical Services Limited Secretary • Unreported | 29 Jul 1999←3 Months→12 Nov 1999 | Dissolved | |
