| Company | Timeline | Status | |
| Specialist Electrical Services (South West) Limited Director • Electrical Engineer | 22 Feb 1994←3 Years→1 Sep 1997 | Dissolved | |
| Powell & Co Ltd Secretary • Electrical Engineer | 9 Jul 1993←32 Years→Current | Active | |
| Powell & Co Ltd Director • Electrical Engineer | 9 Jul 1993←32 Years→Current | Active | |
| Powell & Co Ltd Director • Electrical Engineer | 9 Jul 1993←31 Years→5 Apr 2025 | Active | |
| Powell & Co Ltd Secretary • Electrical Engineer | 9 Jul 1993←31 Years→5 Apr 2025 | Active | |
