| Company | Timeline | Status | |
| Little Windmill Hill Residents Association Limited(The) Secretary • Quantity Surveyor  | 22 Nov 1993←7 Years→22 Jan 2001  | Active  | |
| Little Windmill Hill Residents Association Limited(The) Director • Quantity Surveyor  | 12 Mar 1992←9 Years→22 Jan 2002  | Active  | |
