| Company | Timeline | Status | |
| Mannley Cylinders Limited Director • Company Director  | 29 Dec 2017←5 Years→11 Apr 2023  | Dissolved  | |
| R M Solar Limited Director • Company Director  | 29 Dec 2017←7 Years→7 Jan 2025  | Dissolved  | |
| Domestic Heating Design Limited Director • Company Director  | 29 Dec 2017←7 Years→30 Jan 2025  | Dissolved  | |
| Joule Energy Systems UK Ltd Director • Director  | 31 Mar 2011←14 Years→Current  | Active  | |
| Joule Hot Water Systems UK Ltd Director • Director  | 31 Mar 2011←13 Years→28 Mar 2024  | Active  | |
