| Company | Timeline | Status | |
| Howland-West Limited Secretary • Unreported | 16 Mar 2009←1 Year 11 Months→25 Feb 2011 | Dissolved | |
| S D Audio Limited Secretary • Unreported | 12 Jun 2008←2 Years 8 Months→25 Feb 2011 | Dissolved | |
| Shure UK Limited Secretary • Finance Manager | 2 Jun 2008←2 Years 8 Months→25 Feb 2011 | Active | |
