| Company | Timeline | Status | |
| Newton Contracting Services Limited Secretary • Unreported | 25 Nov 1999←18 Years→27 Apr 2018 | Active | |
| Sheridan Developments Limited Secretary • Unreported | 17 Dec 1991←6 Years→28 Sep 1998 | Active | |
| E. Batty (Contractors) Limited Secretary • Unreported | 14 May 1991←7 Years→28 Sep 1998 | Active | |
| Hall Construction Group Limited Secretary • Unreported | 14 May 1991←7 Years→28 Sep 1998 | Dissolved | |
