| Company | Timeline | Status | |
| Inspec Limited Director • Chief Executive | 28 Mar 2003←3 Years→9 Mar 2007 | Active | |
| Faraday Computers Limited Director • Chief Executive | 27 Oct 2000←6 Years→6 Feb 2007 | Active | |
| Institution Of Electronic And Radio Engineers 1989 Director • Chief Executive | 16 Jun 1999←7 Years→6 Feb 2007 | Active | |
| Iet Conventions Limited Director • Chief Executive | 14 Jun 1999←7 Years→6 Feb 2007 | Active | |
| Iee Services Limited Director • Chief Executive | 14 Jun 1999←7 Years→6 Feb 2007 | Active | |
| Iet Services Limited Director • Chief Executive | 14 Jun 1999←7 Years→9 Mar 2007 | Active | |
| Hams Hall Management Company Limited Director • Company Director | 19 Mar 1996←1 Year 6 Months→19 Sep 1997 | Active | |
| Rwe Renewables UK Operations Limited Director • Company Director | 30 Mar 1994←3 Years→19 Sep 1997 | Active | |
| Ergon Overseas Holdings Director • Company Director | 27 Jan 1994←3 Years→19 Sep 1997 | Dissolved | |
| Uniper UK Gas Limited Director • Company Director | 14 Oct 1993←1 Year 10 Months→10 Aug 1995 | Active | |
