| Company | Timeline | Status | |
| Insulation Manufacturers Association Limited Director • Unreported | 21 Jun 2022←3 Years→Current | Active | |
| The Single Ply Roofing Association Director • Unreported | 2 May 2013←12 Years→Current | Active | |
| The Single Ply Roofing Association Director • Tech Dir | 17 Apr 2007←11 Months→8 Apr 2008 | Active | |
| Sarnafil Limited Director • Technical Director | 1 Jan 2006←6 Years→19 Nov 2012 | Dissolved | |
