| Company | Timeline | Status | |
| Plymouth Marine Electronics Limited Director • Company Director | 10 Dec 1995←2 Years 3 Months→21 Mar 1998 | Active | |
| Geoco Limited Director • Company Director | 15 Feb 1992←12 Years→10 Mar 2004 | Dissolved | |
| Geoco Limited Director • Unreported | 1 Jan 1970←34 Years→10 Mar 2004 | Dissolved | |
