| Company | Timeline | Status | |
| Bolt-Hole Engineering Limited Director • Engineer | 16 Feb 2017←8 Years→Current | Active | |
| SLM Plastic Engineering Limited Director • Director | 25 Feb 2008←17 Years→Current | Active | |
| S.L.M. (Model) Engineers Limited Director • Director | 25 Sep 1991←34 Years→Current | Active | |
