| Company | Timeline | Status | |
| Cibse Services Limited Director • Retired | 1 Nov 2007←7 Years→26 May 2015 | Active | |
| Columbas Drive Limited Director • Company Director | 13 Feb 2002←14 Years→2 Apr 2016 | Active | |
| Columbas Drive Limited Secretary • Company Director | 13 Feb 2002←14 Years→2 Apr 2016 | Active | |
| G.A.T. Holdings Limited Secretary • Secretary | 1 Oct 1996←19 Years→2 Apr 2016 | Active | |
| Gat Investments Limited Secretary • Secretary | 1 Oct 1996←19 Years→2 Apr 2016 | Active | |
Building Services Publications Limited Director • Company Director | 26 Sep 1994←7 Years→26 Mar 2002 | Dissolved | |
National Engineering Specification Limited Director • Company Director | 8 Jun 1994←8 Years→26 Mar 2003 | Dissolved | |
| PHS Investments Limited Director • Engineer | 14 Feb 1994←1 Year 8 Months→26 Oct 1995 | Active | |
| PHS Investments Limited Secretary • Engineer | 14 Feb 1994←1 Year 1 Month→4 Apr 1995 | Active | |
| G.A.T. Holdings Limited Director • Engineer | 14 Feb 1994←22 Years→2 Apr 2016 | Active | |
