| Company | Timeline | Status | |
| JS Construction (Scotland) Limited Director • Company Director | 9 May 2025←5 Months→Current | Active | |
| John O'Donnell & Son (2016) Limited Director • Director | 22 Jul 2016←9 Years→Current | Active | |
John O'Donnell & Son Ltd Director • Director | 14 May 2008←11 Years→3 Mar 2020 | Dissolved | |
