| Company | Timeline | Status | |
| New Blyth Company Limited Director • Director | 5 Jun 2013←10 Years→28 May 2024 | Dissolved | |
| British Microlight Aircraft Association Limited Director • Company Chairman | 23 Feb 1993←6 Years→5 Dec 1999 | Active | |
| Blyth Marble Limited Director • Metal Alloy Dealer | 31 Jul 1992←25 Years→15 Nov 2017 | Active | |
| Windsports Centre Limited Secretary • Unreported | 15 Nov 1991←34 Years→Current | Active | |
| British Microlight Aircraft Association Limited Director • Company Chairman | 31 Aug 1991←1 Year 2 Months→22 Nov 1992 | Active | |
| Blyth Metals Limited Director • Metal Alloy Merchant | 30 Aug 1991←26 Years→10 Nov 2017 | Active | |
| E.E.Blyth & Co Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
