| Company | Timeline | Status | |
| Manchester & Northern Developments Limited Director • Company Director | 30 Nov 1992←3 Years→1 Mar 1996 | Active | |
| Pi Computing Limited Director • Engineer | 1 Jul 1992←33 Years→Current | Liquidation | |
| Pi Computing Limited Secretary • Unreported | 1 Jul 1992←33 Years→Current | Liquidation | |
