| Company | Timeline | Status | |
| 4sight Imaging Limited Director • Director | 23 Jun 2009←16 Years→Current | Liquidation | |
| Instrumentel Limited Director • Director | 14 Jun 2002←7 Years→23 Apr 2010 | Active | |
| Imorphics Limited Director • Company Director | 21 Nov 2001←24 Years→Current | Active | |
| Nanoco Technologies Limited Director • Consultant | 16 Jul 2001←4 Months→30 Nov 2001 | Active | |
| Medius Software Limited Director • Consultant Company Director | 19 Jun 2001←14 Years→17 Nov 2015 | Active | |
| Cyberoptics Limited Director • Director | 30 Dec 1996←5 Years→17 May 2002 | Dissolved | |
| Cyberoptics Holdings Limited Director • Consultant | 14 Nov 1996←5 Years→17 May 2002 | Dissolved | |
| Xiros Limited Director • Works Manager | 18 Feb 1991←8 Months→31 Oct 1991 | Active | |
