| Company | Timeline | Status | |
| GSR Properties Limited Director • Engineer | 4 Nov 2011←14 Years→Current | Active | |
| G S Robertson Limited Director • Blacksmith | 4 May 2004←21 Years→Current | Active | |
| G S Robertson Limited Secretary • Unreported | 4 May 2004←2 Months→15 Jul 2004 | Active | |
