| Company | Timeline | Status | |
| Johnston Homes Ltd Director • Unreported | 21 Jan 2015←10 Years→Current | Active | |
| Johnston Investments Ltd Director • Unreported | 28 Jan 2013←12 Years→Current | Active | |
| Alloy And Steel Metalworks Ltd Director • Director | 12 Sep 2007←17 Years→31 Dec 2024 | Dissolved | |
