| Company | Timeline | Status | |
| Clipper Data Limited Director • Consultant | 23 Apr 2003←8 Years→10 Nov 2011 | Active | |
| Ambient Pressure Diving Limited Director • Unreported | 4 Dec 2000←10 Years→10 Nov 2011 | Active | |
| Parker Diving Limited Director • Diving Equipment Manufacturer | 8 Feb 1994←17 Years→10 Nov 2011 | Active | |
| A.P. Diving Limited Director • Manufacturer Of Diving Equipment | 28 May 1991←20 Years→10 Nov 2011 | Active | |
