| Company | Timeline | Status | |
Gradeice Limited Director • Secretary | 29 Dec 1991←23 Years→14 Jul 2015 | Dissolved | |
| Gradeice Property Holdings Limited Director • Secretary | 29 Dec 1991←34 Years→Current | Active | |
| Hadley & Ottaway Limited Director • Secretary | 29 Dec 1991←12 Years→8 Jul 2004 | Active | |
