| Company | Timeline | Status | |
| Cryogenic Consultancy Ltd Director • Engineer | 7 Jan 2015←7 Years→25 Oct 2022 | Dissolved | |
| Scientific Magnetics Limited Director • Company Director | 10 Oct 2005←8 Years→31 Jul 2014 | Active | |
| Space Cryomagnetics Limited Director • Chartered Eng | 17 Mar 2000←14 Years→26 Sep 2014 | Active | |
