| Company | Timeline | Status | |
| Roughan And O'Donovan UK Limited Director • Engineer  | 31 Aug 2018←7 Years→Current  | Active  | |
| Roughan And O'Donovan UK Limited Director • Engineer  | 31 Aug 2018←6 Years→6 Jun 2025  | Active  | |
| Roughan And O'Donovan Limited Director • Engineer  | 24 Apr 2018←4 Years→30 Aug 2022  | Converted/Closed  | |
