| Company | Timeline | Status | |
| Biofilm Holdings Limited Director • Company Director | 28 Dec 2007←9 Years→27 Nov 2017 | Active | |
| Bsolve Limited Secretary • Unreported | 28 Dec 2007←4 Years→31 Dec 2011 | Active | |
| Bsolve Limited Director • Technical Director | 8 Jun 2005←12 Years→27 Nov 2017 | Active | |
| Devro Limited Director • Company Director | 18 Mar 1998←9 Years→28 Dec 2007 | Active | |
| Devro (Scotland) Limited Director • Technical Director | 23 Oct 1992←8 Years→30 Aug 2001 | Active | |
