| Company | Timeline | Status | |
| Special Property Developments Limited Director • Director | 10 Nov 2021←4 Years→Current | Active | |
| Value Heat Treat Limited Director • Director | 26 Jan 2021←4 Years→Current | Active | |
Sheffield Quality Forge Limited Director • Director | 25 Feb 2011←6 Years→5 Dec 2017 | Dissolved | |
| Special Forged Products Limited Director • Director | 5 Jan 2010←11 Years→19 Oct 2021 | Dissolved | |
| Special Steels Limited Director • Director | 10 May 2005←20 Years→Current | Active | |
| Special Machined Products Limited Director • Director | 10 May 2005←20 Years→Current | Active | |
| Special Quality Alloys Limited Director • Director | 10 May 2005←20 Years→Current | Active | |
| S.T.W. (Non-Destructive) Limited Director • Director | 10 May 2005←20 Years→Current | Active | |
| Special Testing Limited Director • Director | 10 May 2005←20 Years→Current | Active | |
| Special Steel Co.,Limited Director • Director | 17 Sep 2002←23 Years→Current | Active | |
