| Company | Timeline | Status | |
| Key Publishing Limited Director • Accountant | 11 May 1992←2 Years 11 Months→20 Apr 1995 | Active | |
| Klavis Holdings Limited Director • Accountant | 4 Jun 1991←3 Years→20 Apr 1995 | Active | |
| Key Exhibitions Limited Director • Accountant | 2 Jun 1991←3 Years→20 Apr 1995 | Dissolved | |
