| Company | Timeline | Status | |
| British Compressed Air Society Limited Director • Chairman & Managing Director | 24 Jun 1998←3 Years→8 Aug 2001 | Active | |
| Techwire International Limited Director • Director | 25 Feb 1998←3 Years→7 Dec 2001 | Dissolved | |
| Cool Technology Limited Director • Director | 9 Jun 1991←34 Years→Current | Liquidation | |
