| Company | Timeline | Status | |
| N & G Mast Hire Limited Director • Director | 6 Nov 1997←15 Years→16 Jul 2013 | Active | |
| J.W. Crowther & Son Limited Director • Haulier And Contractor | 21 Aug 1992←20 Years→16 Jul 2013 | Active | |
| J.W. Crowther & Son Limited Director • Unreported | 1 Jan 1970←43 Years→16 Jul 2013 | Active | |
