| Company | Timeline | Status | |
Matrix Maintenance (London) Ltd Director • Engineer | 28 Apr 2010←1 Year 6 Months→4 Nov 2011 | Dissolved | |
Energy Performance Engineering Ltd Director • Engineer | 21 May 2008←5 Years→11 Mar 2014 | Dissolved | |
| Quinton Hall Management Limited Director • Engineer | 12 Jul 2007←9 Years→28 Nov 2016 | Active | |
