| Company | Timeline | Status | |
| Bsria Cert Limited Director • Businessman | 6 Nov 2009←4 Years→1 May 2014 | Active | |
| Soft Landings Limited Director • Businessman | 19 Mar 2008←6 Years→1 May 2014 | Dissolved | |
| The Construction Industry Council Director • Director | 8 Jun 2005←2 Years→13 Jun 2007 | Active | |
| Covision Ltd Director • Engineer | 21 Dec 2004←9 Years→1 May 2014 | Dissolved | |
| Domestic Air Tightness Limited Director • Director | 23 Sep 2004←9 Years→1 May 2014 | Dissolved | |
| Airto Limited Director • Chief Executive | 7 Dec 2000←7 Years→13 Dec 2007 | Active | |
| Instrument Solutions Limited Director • Engineer | 28 Jul 2000←13 Years→1 May 2014 | Dissolved | |
| Co-Construct Limited Director • Engineer | 25 Jul 2000←13 Years→1 May 2014 | Dissolved | |
| Bsria Limited Director • Chief Executive | 8 Mar 2000←14 Years→1 May 2014 | Active | |
| Building Services Research And Intelligence Association (The) Director • Chief Executive | 19 Nov 1991←22 Years→1 May 2014 | Active | |
