| Company | Timeline | Status | |
| Draper Engineering Consultants Ltd Director • Director | 1 Apr 2025←8 Months→Current | Active | |
| Gas Monitoring Systems Ltd Director • Engineering Consultant | 31 Oct 2019←6 Years→Current | Active | |
| Workshop Equipment Supplies Ltd Director • Engineer | 1 Nov 2010←10 Months→13 Sep 2011 | Active | |
| S.Catterall Limited Director • Engineer | 28 Jan 2008←17 Years→Current | Active | |
