| Company | Timeline | Status | |
| Property Maintenance Limited Secretary • Company Secretary | 17 Aug 1993←32 Years→Current | Active | |
| Property Maintenance Limited Director • Company Secretary | 17 Aug 1993←32 Years→Current | Active | |
| Securidoor Limited Director • Director | 31 May 1993←32 Years→Current | Active | |
| System 2000 Group Ltd Director • Engineer | 12 Oct 1991←34 Years→Current | Active | |
| System 2000 Group Ltd Secretary • Unreported | 12 Oct 1991←34 Years→Current | Active | |
| Freelance Door Services Limited Director • Engineer | 14 Sep 1991←34 Years→Current | Active | |
| Freelance Door Services Limited Secretary • Unreported | 14 Sep 1991←34 Years→Current | Active | |
| Securidoor Limited Secretary • Unreported | 31 May 1991←3 Years→16 Jul 1994 | Active | |
