| Company | Timeline | Status | |
| Robert Logan & Associates Limited Secretary • Advertisement Director | 1 Oct 2005←20 Years→Current | Active | |
| Robert Logan & Associates Limited Director • Advertising Consultant | 31 Aug 2005←20 Years→Current | Active | |
| The Media And Design Co. Limited Secretary • Unreported | 7 Jul 1991←34 Years→Current | Active | |
| The Media And Design Co. Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
