| Company | Timeline | Status | |
Crags Investments Limited Director • Director | 21 Jun 2007←11 Years→4 Jun 2019 | Dissolved | |
| Acer Maintenance Services Ltd Director • Engineer | 2 Sep 2004←1 Year→30 Sep 2005 | Dissolved | |
| AJS Property Development Limited Director • Engineer | 1 Aug 2000←25 Years→Current | Active | |
| AJS Property Development Limited Secretary • Director | 27 Mar 2000←4 Months→1 Aug 2000 | Active | |
| He Contracts Limited Director • Production Director | 30 Mar 1998←10 Years→2 Apr 2008 | Active | |
