| Company | Timeline | Status | |
| Sysmech Limited Director • Computer Consultant | 29 Mar 2001←24 Years→2 Sep 2025 | Dissolved | |
| Systems Mechanics Limited Director • Computer Consultant | 8 Mar 1995←30 Years→Current | Liquidation | |
| Techmissions Limited Director • Computer Consultant | 5 Nov 1991←34 Years→Current | Active | |
