| Company | Timeline | Status | |
| 9 Sussex Square Ltd Director • Technical Consultant | 16 Jul 2018←7 Years→Current | Active | |
| 9 Sussex Square Ltd Director • Technical Consultant | 16 Jul 2018←7 Years→26 Sep 2025 | Active | |
| TBTF Director • Company Director Engineer | 1 Feb 2007←7 Years→1 Nov 2014 | Active | |
| Rochem Fyrewash Ltd Director • Engineer | 14 Aug 1991←24 Years→31 May 2016 | Active | |
