| Company | Timeline | Status | |
| Prince Christian Court (Windsor) Estate Management Company Limited Director • Chartered Engineer | 1 Sep 2000←10 Years→13 Apr 2011 | Active | |
| Prince Christian Court (Windsor) Building Management Company Limited Director • Chartered Engineer | 1 Sep 2000←14 Years→17 Aug 2015 | Active | |
| Sherborne Park Residents Co. Limited Director • Retired Army Officer | 1 May 1993←4 Years→5 Jul 1997 | Active | |
