| Company | Timeline | Status | |
Laleston Partners Limited Director • Director | 10 Nov 2004←15 Years→3 Mar 2020 | Dissolved | |
| Costain Limited Director • Civil Engineer | 1 Jul 1999←3 Years→30 Sep 2002 | Active | |
| Costain International Limited Director • Civil Engineer | 1 Jul 1999←3 Years→30 Sep 2002 | Dissolved | |
| Costain Engineering & Construction Limited Director • Civil Engineer | 1 Nov 1994←7 Years→30 Sep 2002 | Active | |
