| Company | Timeline | Status | |
| JDR Ventilation Limited Director • Ventilation Fitter | 3 Jun 2025←6 Months→Current | Active | |
| JDR Ductwork Ltd Director • Mechanical Engineer | 30 Mar 2023←2 Years 4 Months→29 Jul 2025 | Dissolved | |
| JDR Metal Work Limited Director • Director | 22 Apr 2021←2 Years 2 Months→27 Jun 2023 | Dissolved | |
| Jim's Ductwork Limited Director • Company Director | 17 Apr 2020←1 Year 5 Months→21 Sep 2021 | Dissolved | |
| JDR Metalworks Ltd Director • Director | 5 Mar 2019←1 Year 10 Months→5 Jan 2021 | Dissolved | |
