| Company | Timeline | Status | |
| Universal Signalling Ltd Director • Engineer | 20 Dec 2022←2 Years 10 Months→Current | Active | |
Switch Alliance Ltd Director • Engineer | 26 Oct 2017←1 Year 9 Months→20 Aug 2019 | Dissolved | |
Yield Technologies Limited Director • Engineer | 24 Oct 2016←3 Years→22 Sep 2020 | Dissolved | |
| Skyblue Engineering Ltd Director • Engineer | 16 Dec 2015←9 Years→Current | Active | |
