| Company | Timeline | Status | |
3D Surgical Limited Director • Engineer | 13 May 2010←3 Years→31 Dec 2013 | Dissolved | |
3dprint Limited Director • Physicist | 8 Feb 2006←7 Years→16 Sep 2013 | Dissolved | |
| Orthoscopics Limited Director • Director | 7 Mar 2003←10 Years→31 Aug 2013 | Active | |
| Orthoscopics Limited Secretary • Director | 7 Mar 2003←10 Years→31 Aug 2013 | Active | |
| Surgical Vision Limited Director • Company Director | 1 Jun 1994←19 Years→17 Sep 2013 | Active | |
| Solid Vision Limited Director • Physicist | 23 Dec 1991←21 Years→17 Sep 2013 | Active | |
| Solid Vision Limited Secretary • Unreported | 23 Dec 1991←2 Years 7 Months→16 Aug 1994 | Active | |
