| Company | Timeline | Status | |
| Idox Plc Director • Information Consultant | 6 Jun 2006←1 Year 8 Months→28 Feb 2008 | Active | |
Macmillan (Oxford) Limited Director • Information Scientist | 18 Aug 1995←1 Year 5 Months→31 Jan 1997 | Dissolved | |
| TFPL Limited Director • Information Consultant | 17 May 1992←14 Years→31 Oct 2006 | Active | |
