| Company | Timeline | Status | |
| Calvert UK Properties Ltd Director • Electronics Engineer | 25 May 2023←2 Years 3 Months→2 Sep 2025 | Dissolved | |
| Infinite Electronic Solutions Limited Director • Unreported | 13 Aug 2007←18 Years→Current | Active | |
| Premier Video Products Limited Director • Unreported | 2 Apr 1993←32 Years→Current | Active | |
