| Company | Timeline | Status | |
| R S Hall Holdings Limited Director • Engineer | 21 Mar 2014←11 Years→Current | Active | |
| B.Smiths (Thirsk) Limited Secretary • Unreported | 24 Feb 1993←3 Years→13 Nov 1996 | Liquidation | |
| R.S. Hall Engineering Limited Director • Engineer | 9 Nov 1991←33 Years→Current | Active | |
| B.Smiths (Thirsk) Limited Director • Engineer | 9 Nov 1991←33 Years→Current | Liquidation | |
