| Company | Timeline | Status | |
| Simplified Systems Limited Director • Managing Director | 28 Jul 1998←26 Years→15 Apr 2025 | Dissolved | |
| Wordtrack Limited Director • Managing Director | 6 Jul 1998←26 Years→15 Apr 2025 | Dissolved | |
| Computertel Limited Director • Managing Director | 2 Nov 1991←28 Years→24 Jul 2020 | Dissolved | |
