| Company | Timeline | Status | |
| Master Magnets (Midlands) Ltd Director • None | 23 Feb 2012←4 Years→31 Dec 2016 | Dissolved | |
| Metal Detection Limited Director • Director | 1 Nov 2007←9 Years→31 Dec 2016 | Active | |
| Metal Detection Limited Secretary • Unreported | 1 Nov 2007←9 Years→31 Dec 2016 | Active | |
| Master Magnets Limited Director • Director | 22 Dec 1995←21 Years→31 Dec 2016 | Active | |
| Integrated Recycling Systems Limited Director • Director | 20 May 1994←21 Years→1 Sep 2015 | Dissolved | |
| Integrated Recycling Systems Limited Secretary • Director | 20 May 1994←21 Years→1 Sep 2015 | Dissolved | |
| Master Magnets Limited Secretary • Manager | 20 May 1994←22 Years→31 Dec 2016 | Active | |
| Mastermag Limited Director • Company Secretary | 14 Nov 1993←23 Years→31 Dec 2016 | Active | |
| Master Magnets (Sales) Limited Secretary • Unreported | 16 Nov 1991←23 Years→1 Sep 2015 | Dissolved | |
| Mastermag Limited Secretary • Unreported | 1 Jan 1970←47 Years→31 Dec 2016 | Active | |
