| Company | Timeline | Status | |
| Psion Digital Limited Director • Director | 1 May 2001←9 Months→31 Jan 2002 | Dissolved | |
Psion Infomedia Limited Director • Company Director | 20 Dec 1999←2 Years 1 Month→31 Jan 2002 | Dissolved | |
| Psion Digital Limited Director • Engineering Director | 24 Sep 1996←3 Years→22 Dec 1999 | Dissolved | |
