| Company | Timeline | Status | |
| Rosser Properties Limited Director • Builder | 23 Jun 2004←21 Years→Current | Active | |
| Rosser Properties Limited Secretary • Builder | 23 Jun 2004←21 Years→Current | Active | |
| Rosser & Co. Limited Director • Builder | 20 Dec 1990←32 Years→1 Mar 2023 | Dissolved | |
