| Company | Timeline | Status | |
| Temple Holdings Limited Director • Unreported | 30 Oct 2011←2 Years 12 Months→26 Oct 2014 | Active | |
| Civil Engineering Contractors Association (Southern) Ltd Director • Company Director | 27 Feb 2002←5 Years→1 Mar 2007 | Active | |
| 00199835 Limited Director • Civil Engineer | 2 Sep 1996←13 Years→26 May 2010 | Dissolved | |
| CLM Engineering (Overseas) Limited Director • Civil Engineering | 1 Jan 1995←1 Year 8 Months→31 Aug 1996 | Dissolved | |
| Costain Engineering & Construction Limited Director • Civil Engineer | 1 Nov 1994←1 Year 10 Months→31 Aug 1996 | Active | |
| Costain Building & Civil Engineering Limited Director • Civil Engineer | 28 Feb 1994←2 Years 6 Months→31 Aug 1996 | Active | |
| Costain International Limited Director • Civil Engineer | 25 Oct 1993←1 Year 9 Months→9 Aug 1995 | Dissolved | |
