| Company | Timeline | Status | |
| Johnston Advisory Ltd Director • Company Director | 28 Oct 2024←1 Year 1 Month→Current | Active | |
| Quinn Melville Barrow LLP Designated LLP Member • Unreported | 28 Aug 2024←3 Months→2 Dec 2024 | Active | |
| Juno Property Advisory Ltd Director • Consultant | 7 Sep 2023←1 Year 1 Month→8 Oct 2024 | Dissolved | |
| HJJ Properties Limited Director • Solicitor | 5 Sep 2017←6 Years→10 Oct 2023 | Active | |
| J & H Johnston Consult Limited Director • Solicitor | 30 May 2017←8 Years→Current | Active | |
