| Company | Timeline | Status | |
| Richold Freehold Limited Secretary • Unreported | 31 Dec 1992←12 Years→8 Apr 2005 | Active | |
| Park Vale Estates Limited Director • Property Consultant | 13 Aug 1991←21 Years→7 Feb 2013 | Dissolved | |
| Alvin Properties Limited Director • Property Consultant | 13 Aug 1991←21 Years→7 Feb 2013 | Liquidation | |
