| Company | Timeline | Status | |
| Threadtools Ltd Director • Director | 3 Nov 2017←5 Years→3 Apr 2023 | Dissolved | |
| Mercury Thread Gauges Limited Director • Company Director | 19 Feb 2008←5 Years→9 Jan 2014 | Dissolved | |
| Merlin Calibration Services Limited Director • Engineer | 14 Nov 2007←3 Years→14 Jan 2011 | Active | |
| Wiseman Threading Tools Limited Director • Marketing Director | 2 Apr 1992←31 Years→1 Apr 2023 | Active | |
