| Company | Timeline | Status | |
| Engineers Against Poverty Director • Consulting Engineer | 9 Sep 1998←3 Years→17 Jun 2002 | Active | |
| Thomas Telford Limited Director • Consulting Engineer | 4 Nov 1992←1 Year→10 Nov 1993 | Active | |
Thomas Telford (Holdings) Limited Director • Consulting Engineer | 4 Nov 1992←1 Year→10 Nov 1993 | Dissolved | |
| AtkinsrÉalis Consultants Limited Director • Consultant | 24 Sep 1991←3 Years→5 Jan 1995 | Dissolved | |
| Cornerstone City Centre Director • Consultant | 11 Mar 1991←6 Years→26 Jan 1998 | Dissolved | |
