| Company | Timeline | Status | |
| Pumptrace Ltd Director • Director | 4 Apr 2022←3 Years→Current | Active | |
| Advanced Media Restoration Limited Director • Electrical Engineer | 14 Dec 2011←14 Years→Current | Active | |
| Tiso Electronics UK Limited Director • Electronics Design | 28 Feb 2007←16 Years→5 Sep 2023 | Dissolved | |
Northlogic Limited Director • Design Engineer | 1 Apr 1997←23 Years→14 Dec 2020 | Dissolved | |
| C.R.D. Devices Ltd Director • Design Engineer | 5 Oct 1995←1 Year 5 Months→20 Mar 1997 | Active | |
