| Company | Timeline | Status | |
| Telford Threadgauge Limited Secretary • Director | 4 Sep 1997←3 Years→16 Jul 2001 | Active | |
| Threadmaster Gauges Limited Secretary • Unreported | 16 Jan 1992←31 Years→22 Mar 2023 | Active | |
| Threadmaster Gauges Limited Director • Co Secretary | 16 Jan 1992←31 Years→22 Mar 2023 | Active | |
| Microkenilworth Limited Director • Company Secretary | 16 Feb 1991←32 Years→22 Mar 2023 | Active | |
| Microkenilworth Limited Secretary • Unreported | 16 Feb 1991←32 Years→22 Mar 2023 | Active | |
