| Company | Timeline | Status | |
| Sounds-Write Publishing Limited Director • Educational Consultant  | 29 Jul 2005←8 Years→11 Nov 2013  | Active  | |
| Sounds-Write Publishing Limited Secretary • Educational Consultant  | 29 Jul 2005←8 Years→11 Nov 2013  | Active  | |
| Sounds-Write Limited Director • Educational Consultant  | 4 Feb 2003←10 Years→11 Nov 2013  | Active  | |
| Sounds-Write Limited Secretary • Educational Consultant  | 4 Feb 2003←10 Years→11 Nov 2013  | Active  | |
