| Company | Timeline | Status | |
| Biomass Combustion Limited Director • Company Director | 27 Jul 2006←19 Years→Current | Active | |
| Caltherm U.K. Limited Director • Company Director | 13 Jul 1992←33 Years→Current | Active | |
| Caltherm Industries Limited Director • Electrical Engineering | 20 Aug 1991←34 Years→Current | Active | |
