| Company | Timeline | Status | |
| Walker Crane Hire Limited Secretary • Unreported | 1 Sep 2005←20 Years→Current | Active | |
| Walker Crane Services Limited Secretary • Unreported | 4 Apr 2003←22 Years→Current | Active | |
| R. Vernon Morris (Chadwell) Limited Secretary • Unreported | 4 Apr 2003←22 Years→Current | Active | |
| Pohl Morris Limited Director • Director | 26 Mar 2003←22 Years→Current | Active | |
| Walker Crane Services Limited Director • Director | 1 Jun 1995←30 Years→Current | Active | |
| R. Vernon Morris (Chadwell) Limited Director • Company Director | 12 Apr 1991←34 Years→Current | Active | |
