| Company | Timeline | Status | |
| T-Systems Limited Director • Cfo | 18 Oct 2007←1 Year 1 Month→30 Nov 2008 | Active | |
| Volkswagen Group Pension Scheme Trustee Limited Director • Director | 3 Jan 2006←1 Year 1 Month→28 Feb 2007 | Active | |
| Deutsche Telekom Global Business Solutions UK Ltd Secretary • Chief Financial Officer | 1 Jun 2004←4 Years→1 Dec 2008 | Active | |
