| Company | Timeline | Status | |
Critical Innovations Limited Director • Engineer | 15 Mar 2012←3 Years→18 Aug 2015 | Dissolved | |
Piezotag Limited Director • Engineer | 20 Jan 2004←14 Years→31 Oct 2018 | Dissolved | |
| Haswell Moulding Technologies Limited Director • Engineer | 2 Oct 2000←25 Years→Current | Active | |
