| Company | Timeline | Status | |
| Harrowdene Freehold Limited Secretary • Teacher | 18 May 2005←14 Years→17 Feb 2020 | Active | |
| Harrowdene Management Company Limited Secretary • Teacher | 18 May 2005←14 Years→13 Feb 2020 | Active | |
| Harrowdene Freehold Limited Director • Teacher | 23 Nov 2001←24 Years→Current | Active | |
| Harrowdene Management Company Limited Director • Teacher | 23 Nov 2001←24 Years→Current | Active | |
