| Company | Timeline | Status | |
| Walker Books Trustee Limited Secretary • Chartered Accountant | 21 May 2003←3 Years→13 Jul 2006 | Active | |
| Walker Books (Editorial) Limited Secretary • Chartered Accountant | 21 May 2003←3 Years→13 Jul 2006 | Active | |
| Walker Books Limited Secretary • Chartered Accountant | 21 May 2003←3 Years→13 Jul 2006 | Active | |
