| Company | Timeline | Status | |
| Tac Products Limited Director • Director | 4 Nov 1997←4 Years→30 Sep 2002 | Active | |
Satchwell Controls Limited Director • Director | 23 Dec 1996←5 Years→30 Sep 2002 | Dissolved | |
| Siebe Environmental Systems (Europe) Limited Director • Director | 20 Sep 1992←10 Years→30 Sep 2002 | Dissolved | |
| Siebe Environmental Systems (Europe) Limited Director • Unreported | 1 Jan 1970←32 Years→30 Sep 2002 | Dissolved | |
