| Company | Timeline | Status | |
| Spiral Court And Green Court Management Limited Director • Retired  | 22 Jan 2004←6 Years→15 Nov 2010  | Active  | |
| System 2000 Group Ltd Director • Director  | 12 Oct 1991←1 Year 5 Months→31 Mar 1993  | Active  | |
| Securidoor Limited Director • Director  | 31 May 1991←3 Years→6 Jul 1994  | Active  | |
