| Company | Timeline | Status | |
| Siemens Benefits Scheme Limited Director • Director | 3 Feb 2000←1 Year 8 Months→10 Oct 2001 | Active | |
| Siemens Metering Limited Director • Director | 1 May 1998←3 Years→1 Nov 2001 | Dissolved | |
| The Flag Association Limited Secretary • Unreported | 1 Dec 1993←11 Months→5 Nov 1994 | Active | |
