| Company | Timeline | Status | |
| Helen Street Engineering Limited Director • Executive Director | 13 Mar 2015←6 Months→30 Sep 2015 | Active | |
British Polar Energy Limited Director • Executive Director | 20 Feb 2015←7 Months→30 Sep 2015 | Dissolved | |
| Kelvin Diesels Limited Director • Executive Director | 22 Aug 2013←2 Years 1 Month→30 Sep 2015 | Active | |
| British Polar Engines Limited Director • Executive Director | 7 Feb 2013←2 Years 7 Months→30 Sep 2015 | Dissolved | |
