| Company | Timeline | Status | |
| Science Museum Foundation Director • None | 25 Jul 2012←1 Year 2 Months→24 Sep 2013 | Active | |
| German-British Chamber Of Industry & Commerce Director • Chief Executive | 25 Jun 2009←2 Years 6 Months→31 Dec 2011 | Active | |
| BSH Home Appliances Limited Director • Chief Executive | 1 Jun 2009←2 Years 7 Months→31 Dec 2011 | Active | |
| Ledvance Ltd Director • Chief Executive | 1 Aug 2008←1 Year 2 Months→28 Oct 2009 | Active | |
| Electrium Sales Limited Director • Chief Executive | 30 Jun 2008←3 Years→31 Dec 2011 | Active | |
| Electrium (UK) Limited Director • Chief Financial Officer | 30 Jun 2008←1 Year 2 Months→23 Sep 2009 | Liquidation | |
| Unify Enterprise Communications Limited Director • Chief Executive | 11 Dec 2006←1 Year 9 Months→30 Sep 2008 | Active | |
| Nokia Solutions And Networks UK Limited Director • Chief Financial Officer | 6 Dec 2006←3 Months→1 Apr 2007 | Dissolved | |
| Siemens Holdings Plc Director • Chief Executive | 1 Apr 2006←5 Years→31 Dec 2011 | Active | |
| Atos It Solutions And Services Limited Director • Chief Executive | 1 Apr 2006←5 Years→1 Jul 2011 | Active | |
