| Company | Timeline | Status | |
| SW Vent Ltd Director • Company Director | 26 Jul 2023←2 Years 3 Months→Current | Active | |
| DS Ventilation Limited Director • Company Director | 5 Apr 2023←2 Years 6 Months→Current | Active | |
| SD Vent Ltd Director • Director | 3 Jun 2016←9 Years→Current | Liquidation | |
