| Company | Timeline | Status | |
| Greenshoots Energy Limited Director • Unreported | 20 Apr 2010←15 Years→Current | Active | |
| Thornage Hall Independent Living Limited Director • Farmer | 2 Oct 1997←17 Years→8 Dec 2014 | Active | |
| The Arable Group Limited Director • Farmer | 14 Nov 1991←5 Years→10 Nov 1997 | Active | |
| J.E. Alston (Uphall) Limited Director • Farmer | 30 Jun 1991←31 Years→1 Nov 2022 | Dissolved | |
| J.E. Alston (Uphall) Limited Secretary • Unreported | 30 Jun 1991←31 Years→1 Nov 2022 | Dissolved | |
| J.D.Alston(Estates) Secretary • Unreported | 30 Jun 1991←13 Years→10 Jan 2005 | Active | |
| J.D.Alston(Estates) Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
