| Company | Timeline | Status | |
| Sentinel Laboratories Limited Director • Marketing Director | 21 Jul 2010←15 Years→Current | Active | |
| West Country Surveyors Limited Secretary • Company Secretary | 4 Jan 2008←8 Years→11 Apr 2016 | Active | |
| Sentinel Laboratories Limited Director • Contracts Director | 14 Mar 2007←1 Year 11 Months→26 Feb 2009 | Active | |
| West Country Surveyors Limited Director • Director | 4 Jan 2007←8 Months→1 Sep 2007 | Active | |
