| Company | Timeline | Status | |
| Oval Subsidiary 1 Limited Director • Accountant | 1 Aug 2012←1 Year 1 Month→12 Sep 2013 | Liquidation | |
| Gradwell Communications Limited Director • Accountant | 1 Aug 2012←1 Year 1 Month→12 Sep 2013 | Active | |
| Focusrite Audio Engineering Limited Director • Accountant | 17 Sep 2010←2 Years 4 Months→6 Feb 2013 | Active | |
| Solid State Logic Limited Secretary • Accountant | 29 Jun 2005←3 Years→19 Jun 2009 | Active | |
| Solid State Logic UK Limited Director • Accountant | 1 Jun 2005←3 Years→26 Mar 2009 | Active | |
| Checkup Ltd Director • Accountant | 23 Sep 2003←22 Years→Current | Active | |
| Shorterm Limited Secretary • Accountant | 30 Apr 2002←4 Months→2 Sep 2002 | Active | |
Cainskills Limited Secretary • Unreported | 1 Oct 2000←1 Year 11 Months→2 Sep 2002 | Dissolved | |
Shorterm Employment Limited Secretary • Unreported | 1 Oct 2000←1 Year 11 Months→2 Sep 2002 | Dissolved | |
| Shorterm Group Limited Secretary • Unreported | 15 Aug 2000←2 Years→2 Sep 2002 | Active | |
