| Company | Timeline | Status | |
| Gemma Homes Limited Secretary • Administrative Manager | 13 Jul 2007←5 Years→8 Oct 2012 | Active | |
| The Hartington Street Management Company Limited Secretary • Administrative Manager | 13 Jul 2007←4 Years→1 Jan 2012 | Active | |
| Gemma Properties Limited Secretary • Administrative Manager | 13 Jul 2007←5 Years→8 Oct 2012 | Active | |
