| Company | Timeline | Status | |
| Fife Crops Limited Director • Farmer | 16 Jun 1995←2 Years 9 Months→10 Apr 1998 | Active | |
| Verdi-Crop Limited Director • Director | 22 Sep 1991←5 Months→11 Mar 1992 | Active | |
| L.W. Vass (Agricultural) Limited Director • Director | 8 Jun 1991←5 Years→24 Jul 1996 | Dissolved | |
| Robertson Crop Protection Limited Director • Director | 11 May 1991←5 Years→29 Dec 1996 | Dissolved | |
| Robertson Crop Services Limited Secretary • Unreported | 1 Jan 1991←3 Years→1 Jan 1994 | Active | |
| Lothian Crop Specialists Limited Director • Director | 31 Oct 1989←18 Years→29 Jul 2008 | Active | |
| Wallace Of Kelso Limited Director • Farmer | 18 Jul 1989←29 Years→3 Jan 2019 | Dissolved | |
| Robertson Crop Services Limited Director • Farmer | 14 Apr 1989←5 Years→9 Feb 1995 | Active | |
| Robertsons Of Tain Limited Director • Agricultural Engineer | 26 Feb 1989←18 Years→31 Aug 2007 | Active | |
