| Company | Timeline | Status | |
| GDK Air Conditioning Limited Director • Unreported | 7 Nov 2002←23 Years→Current | Active | |
| GDK (Contracts) Limited Director • Unreported | 7 Dec 2000←24 Years→Current | Active | |
| GDK Limited Director • Unreported | 1 May 1999←26 Years→Current | Active | |
