| Company | Timeline | Status | |
| Elle Court Freehold Limited Director • Company Director | 2 Jun 2009←4 Days→6 Jun 2009 | Active | |
| O'Neill And Brennan Construction Limited Secretary • Manager | 1 May 2009←16 Years→Current | Active | |
| O&B Security Limited Director • Director | 11 Nov 2004←15 Years→14 Oct 2020 | Active | |
| O'Neill & Brennan Site Services Limited Director • Company Director | 28 Feb 2002←23 Years→Current | Active | |
| Evergreen Social Enterprise C.I.C Director • Director | 5 May 1993←32 Years→Current | Active | |
| O'Neill And Brennan Construction Limited Director • Company Director | 29 Jun 1991←34 Years→Current | Active | |
