| Company | Timeline | Status | |
| The Omega Centre Management Company Limited Director • Director | 2 Jul 2004←10 Years→25 Aug 2014 | Active | |
| Ceema Recruitment Limited Director • Director | 31 Dec 1992←15 Years→11 Nov 2008 | Active | |
| Ceema Technology Limited Director • Director | 14 Dec 1991←16 Years→11 Nov 2008 | Active | |
| Ceema International Limited Director • Director | 15 Aug 1991←29 Years→27 Apr 2021 | Dissolved | |
