| Company | Timeline | Status | |
| Johnston Property Maintenance Ltd Secretary • Director/secretary | 12 Dec 2006←12 Years→9 Sep 2019 | Active | |
| Ronald J. Carson Limited Director • Clerkess | 26 Sep 1989←31 Years→5 Apr 2021 | Dissolved | |
| Ronald J. Carson Limited Secretary • Unreported | 26 Sep 1989←31 Years→5 Apr 2021 | Dissolved | |
