| Company | Timeline | Status | |
International Fire Technology Limited Director • Company Director | 1 Jul 2004←10 Years→3 Feb 2015 | Dissolved | |
| Colt Investments Director • Company Director | 1 Mar 2004←16 Years→17 Apr 2020 | Dissolved | |
| Colt International Holdings Limited Director • Company Director | 2 Apr 2002←14 Years→18 Apr 2016 | Active | |
| Bsria Limited Director • Management | 9 Nov 2001←6 Years→18 Sep 2008 | Active | |
| Building Services Research And Intelligence Association (The) Director • Management | 9 Nov 2001←6 Years→18 Sep 2008 | Active | |
