| Company | Timeline | Status | |
| Defence Optical Systems Holdings Limited Director • Vp Bus Dev | 19 Jul 2005←1 Year 3 Months→23 Oct 2006 | Dissolved | |
| Defence Optical Limited Director • Vp Bus Dev | 19 Jul 2005←1 Year 3 Months→23 Oct 2006 | Active | |
| D O Systems Mission Support Ltd Director • Vp Bus Dev | 19 Jul 2005←1 Year 3 Months→23 Oct 2006 | Dissolved | |
