| Company | Timeline | Status | |
| Binnies UK Limited Director • Projects Manager | 18 Oct 1996←5 Months→31 Mar 1997 | Active | |
Thames Water Overseas Consultancy Limited Director • Engineer | 31 Aug 1994←11 Months→24 Aug 1995 | Dissolved | |
William Boby & Company Limited Director • Engineer | 31 Aug 1994←2 Years 1 Month→2 Oct 1996 | Dissolved | |
| PWT Projects Limited Director • Engineer | 24 Oct 1992←3 Years→2 Oct 1996 | Dissolved | |
| PWT Projects Limited Director • Unreported | 1 Jan 1970←26 Years→2 Oct 1996 | Dissolved | |
