| Company | Timeline | Status | |
| GBG Limited Secretary • Company Secretary | 20 Jan 1997←28 Years→Current | Active | |
| GBG Limited Director • Unreported | 20 Jan 1997←28 Years→Current | Active | |
| G.B. Geotechnics Limited Secretary • Unreported | 6 Nov 1992←28 Years→1 Apr 2021 | Active | |
| G.B. Geotechnics Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
