| Company | Timeline | Status | |
| Thermal Equipment Limited Director • Company Director | 14 Aug 2000←4 Months→8 Jan 2001 | Active | |
| Thermal Solutions Limited Director • Chartered Engineer | 13 Sep 1999←8 Years→27 Mar 2008 | Dissolved | |
| Thermal Solutions Limited Director • Director | 9 May 1997←1 Day→9 May 1997 | Dissolved | |
