| Company | Timeline | Status | |
| Aaa Scientific Limited Director • Company Director | 6 Nov 2015←10 Years→Current | Active | |
| JPP Chromatography Limited Director • Lecturer | 29 Nov 2005←20 Years→Current | Active | |
| Tamar Analytical Limited Director • Chemist | 4 Jul 2003←22 Years→Current | Active | |
