| Company | Timeline | Status | |
| JGB Groundwork Ltd Director • Director | 23 Sep 2009←1 Year 5 Months→4 Mar 2011 | Active | |
| JGB Groundwork Ltd Secretary • Unreported | 18 Apr 2005←20 Years→Current | Active | |
| JGB Construction Ltd Secretary • Unreported | 1 Jul 2003←22 Years→Current | Active | |
J.G.B. Formwork Limited Secretary • Unreported | 1 Sep 2002←15 Years→16 Dec 2017 | Dissolved | |
