| Company | Timeline | Status | |
| C.F. Hanna Limited Director • Director | 12 Nov 2008←16 Years→Current | Active | |
| C.F. Hanna Limited Secretary • Secretary | 1 Jan 1996←12 Years→12 Nov 2008 | Active | |
| C.F. Hanna Limited Director • English Teacher | 18 Mar 1994←1 Year 9 Months→1 Jan 1996 | Active | |
