| Company | Timeline | Status | |
| Caittom Publishing Limited Director • Accountant | 17 Nov 2009←4 Years→17 Jan 2014 | Dissolved | |
| Conference Secretariats Limited Secretary • Accountant | 30 Apr 2003←20 Years→6 Feb 2024 | Active | |
| Vidence Limited Director • Accountant | 29 Feb 2000←23 Years→6 Feb 2024 | Active | |
| Safety Course Unit Limited Secretary • Unreported | 1 Jun 1992←31 Years→6 Feb 2024 | Dissolved | |
| Dexim Limited Secretary • Unreported | 30 Apr 1991←32 Years→6 Feb 2024 | Active | |
| Ambient Press Limited Secretary • Unreported | 27 Feb 1991←32 Years→6 Feb 2024 | Liquidation | |
| Vidence Limited Secretary • Unreported | 31 Dec 1990←33 Years→6 Feb 2024 | Active | |
