| Company | Timeline | Status | |
| Kelvin Power (UK) Limited Director • Director | 21 Jul 2017←8 Years→Current | Active | |
| Swithland Power Structures Limited Director • Director | 21 Jul 2017←8 Years→Current | Active | |
| Swithland Power Consultants Limited Director • Director | 21 Jul 2017←8 Years→Current | Active | |
| Kelvin Windgen Limited Director • Director | 21 Jul 2017←1 Day→21 Jul 2017 | Dissolved | |
