| Company | Timeline | Status | |
| Survey Holdings Limited Director • Unreported | 11 May 2006←19 Years→Current | Active | |
| Survey Holdings Limited Secretary • Company Director | 11 May 2006←19 Years→Current | Active | |
| Survey Operations Limited Director • Unreported | 24 May 1991←34 Years→Current | Active | |
| Survey Operations Limited Secretary • Company Secretary | 24 May 1991←34 Years→Current | Active | |
