| Company | Timeline | Status | |
| Park Mansions Residents Association Limited Director • Retired | 30 Oct 2017←1 Year→20 Nov 2018 | Active | |
| The Maria Montessori Training Organisation Director • Lecturer | 6 Mar 2013←4 Years→8 Nov 2017 | Active | |
| The Maria Montessori Training Organisation Secretary • Retired | 18 Jan 2000←13 Years→6 Mar 2013 | Active | |
