| Company | Timeline | Status | |
| Energy Containment Concepts Limited Secretary • Director | 15 Nov 2005←20 Years→Current | Active | |
| Energy Containment Concepts Limited Director • Manufacturing Agent | 9 May 2005←20 Years→Current | Active | |
| Sanderson (Laboratory Systems) Limited Director • Engineer | 18 Jun 1991←34 Years→Current | Active | |
