| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | SCIENCE MUSEUM FOUNDATION | — | Active | 18/05/2026 – 24/09/2013 |
| Officer | UNIFY ENTERPRISE COMMUNICATIONS LIMITED | — | Liquidation | 22/04/2026 – 30/09/2008 |
| Officer | NOKIA SOLUTIONS AND NETWORKS UK LIMITED | — | Dissolved | 12/06/2026 – 01/04/2007 |
24/09/2013
resigned
25/07/2012
appointed
06/12/2006
appointed