| Company | Timeline | Status | |
| Severn Rewinds Limited Director • Company Secretary  | 9 May 2005←20 Years→Current  | Active  | |
| Severn Rewinds Limited Secretary • Unreported  | 9 May 2005←20 Years→Current  | Active  | |
| Severn Controls Limited Director • Company Secretary  | 1 Apr 1997←28 Years→Current  | Liquidation  | |
| Severn Controls Limited Secretary • Company Secretary  | 1 Apr 1997←28 Years→Current  | Liquidation  | |
