| Company | Timeline | Status | |
| Bsria Cert Limited Director • Unreported | 6 Nov 2009←3 Years→27 Sep 2013 | Active | |
| Soft Landings Limited Secretary • Unreported | 19 Mar 2008←5 Years→27 Sep 2013 | Dissolved | |
| Covision Ltd Director • Accountant | 21 Dec 2004←8 Years→15 Oct 2013 | Dissolved | |
| Domestic Air Tightness Limited Director • Director | 23 Sep 2004←9 Years→27 Sep 2013 | Dissolved | |
| Instrument Solutions Limited Director • Accountant | 28 Jul 2000←13 Years→27 Sep 2013 | Dissolved | |
| Co-Construct Limited Director • Accountant | 25 Jul 2000←13 Years→17 Oct 2013 | Dissolved | |
| Bsria Limited Director • Accountant | 8 Mar 2000←13 Years→27 Sep 2013 | Active | |
| Building Services Research And Intelligence Association (The) Director • Accountant | 17 Apr 1997←16 Years→27 Sep 2013 | Active | |
Build Center Limited Secretary • Finance Director & Company Sec | 19 May 1993←3 Years→31 Mar 1997 | Dissolved | |
| Pipeline Controls Limited Secretary • Company Director | 19 May 1993←3 Years→31 Mar 1997 | Dissolved | |
