| Company | Timeline | Status | |
| The Firethorn Trust Secretary • Retired Chemist | 10 Jun 2003←22 Years→Current | Active | |
| 31 Lower Belgrave Street Limited Director • Research Chemist Retired | 27 Jul 2000←14 Years→10 Jun 2015 | Active | |
| Cor Christi Limited Director • Research Chemist | 1 Nov 1995←13 Years→13 Jan 2009 | Active | |
| Cor Christi Limited Secretary • Research Chemist | 1 Nov 1995←13 Years→13 Jan 2009 | Active | |
