| Company | Timeline | Status | |
| Hartley Anderson Limited Director • Environmental Consultant | 19 May 1998←3 Years→10 May 2002 | Active | |
| Hartley Anderson Limited Secretary • Environmental Consultant | 19 May 1998←3 Years→10 May 2002 | Active | |
| Anderson Marine Surveys Limited Director • Co Secretary | 13 May 1998←27 Years→Current | Active | |
| Anderson Marine Surveys Limited Secretary • Co Secretary | 13 May 1998←27 Years→Current | Active | |
| Stuart Anderson Limited Director • Company Director | 16 Aug 1996←29 Years→Current | Active | |
