| Company | Timeline | Status | |
| Custom Securities Limited Director • Engineer | 3 Dec 1999←25 Years→Current | Active | |
| Emacrow Holdings Limited Director • Engineer | 3 Dec 1999←25 Years→Current | Active | |
| Custom Securities Limited Secretary • Engineer | 3 Dec 1999←25 Years→Current | Active | |
| Emacrow Holdings Limited Secretary • Engineer | 3 Dec 1999←25 Years→Current | Active | |
| Emacrow Limited Director • Engineer | 3 Dec 1999←25 Years→Current | Active | |
| Emacrow Limited Secretary • Engineer | 3 Dec 1999←25 Years→Current | Active | |
