| Company | Timeline | Status | |
| O'Brien Marine Limited Director • Company Director | 2 Oct 2022←3 Years→Current | Active | |
| O'Brien Real Estate Limited Director • Company Director | 10 May 2022←3 Years→Current | Active | |
| Commercial Surveying Group Limited Director • Company Director | 19 Oct 2021←4 Years→Current | Active | |
| Jimmy Demetri Limited Director • Surveyor | 13 Jul 2016←9 Years→Current | Active | |
