| Company | Timeline | Status | |
| Spencer Park Management Company Limited Director • Publisher | 28 Apr 2010←2 Years 10 Months→13 Mar 2013 | Active | |
| Sheengate Publishing Limited Director • Publisher | 20 Feb 1998←27 Years→Current | Active | |
| Sheengate Publishing Limited Director • Publisher | 20 Feb 1998←27 Years→4 Apr 2025 | Active | |
