| Company | Timeline | Status | |
| Joan Crozier (Properties) Limited Secretary • Retired | 7 Feb 2009←3 Years→23 Jul 2012 | Active | |
| Graduate Cleaning Contractors Limited Secretary • Retired | 7 Feb 2009←1 Year 2 Months→12 Apr 2010 | Dissolved | |
| Joan Crozier (Properties) Limited Secretary • Unreported | 22 Jul 2003←5 Years→28 Dec 2008 | Active | |
| Graduate Cleaning Contractors Limited Secretary • Unreported | 14 Mar 2003←5 Years→28 Dec 2008 | Dissolved | |
