| Company | Timeline | Status | |
| Insulation Environmental Training Trust Limited Director • Unreported | 1 Mar 1995←30 Years→Current | Active | |
| Thermal Insulation Contractors Association Director • Unreported | 25 Jun 1993←32 Years→Current | Active | |
| C.G.B. Humbertherm Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
