| Company | Timeline | Status | |
| British Compressed Air Society Limited Director • Company Director | 24 Jun 1998←5 Years→9 Jan 2004 | Active | |
| Kaeser Compressors Ltd Director • Director | 30 May 1997←6 Years→22 Dec 2003 | Active | |
| London & Lothian Trustees Limited Director • Farmer | 20 Dec 1991←12 Years→21 Dec 2003 | Dissolved | |
| HPC Public Limited Company Director • Director | 18 Dec 1991←12 Years→22 Dec 2003 | Active | |
| H P C Air Compressors Limited Director • Director | 18 Dec 1991←12 Years→22 Dec 2003 | Active | |
