| Company | Timeline | Status | |
| Boddington Hill Management Company Limited Director • Civil Engineer | 7 May 1997←1 Year→2 Jun 1998 | Dissolved | |
| Q 1 Estates Limited Director • Civil Engineer | 29 Nov 1992←10 Years→1 Dec 2002 | Active | |
| Q Developments Ltd Director • Civil Engineer | 29 Nov 1992←10 Years→1 Dec 2002 | Active | |
| Q Crane & Plant Hire Limited Director • Civil Engineer | 29 Nov 1992←10 Years→1 Dec 2002 | Active | |
| Queghan Civil Engineering Limited Director • Civil Engineer | 29 Nov 1992←10 Years→1 Dec 2002 | Liquidation | |
