| Company | Timeline | Status | |
| D Oswald Consultancy Limited Director • Director | 21 Jan 2013←7 Years→30 Oct 2020 | Dissolved | |
| J S D Donsons Limited Director • Company Director | 11 Jan 2007←18 Years→Current | Active | |
| J S D Trimat Limited Director • Company Director | 11 Jan 2007←18 Years→Current | Active | |
| J S D Marathon Limited Director • Company Director | 11 Jan 2007←7 Months→3 Sep 2007 | Active | |
| Donsons Limited Director • Company Director | 22 Aug 1994←31 Years→Current | Active | |
