| Company | Timeline | Status | |
| Hills Quarry Products Limited Secretary • Company Secretary | 17 Dec 2008←16 Years→Current | Active | |
| Hills Waste Limited Secretary • Company Secretary | 17 Dec 2008←16 Years→Current | Active | |
Hills Property Limited Secretary • Company Secretary | 17 Dec 2008←10 Years→20 Nov 2019 | Dissolved | |
| The Hills Group Limited Secretary • Company Secretary | 17 Dec 2008←16 Years→Current | Active | |
| Hills Waste Solutions Limited Secretary • Company Secretary | 17 Dec 2008←16 Years→Current | Active | |
| GDX Technologies Limited Secretary • Unreported | 13 Jul 2006←2 Years 3 Months→17 Oct 2008 | Dissolved | |
| Cybershift Limited Secretary • Unreported | 29 Jul 2004←4 Years→17 Oct 2008 | Active | |
| Crowood Property Limited Secretary • Unreported | 29 Jul 2004←4 Years→17 Oct 2008 | Active | |
| Sneddon Limited Secretary • Unreported | 29 Jul 2004←4 Years→17 Oct 2008 | Active | |
| Amano Blick International (Europe) Limited Secretary • Unreported | 29 Jul 2004←4 Years→17 Oct 2008 | Active | |
