| Company | Timeline | Status | |
| Sheehy Consulting Ltd Director • Director | 17 Oct 2013←12 Years→Current | Active | |
| Peter McMahon & Associates Ltd Director • Consulting Engineers | 18 Feb 2008←5 Years→11 Oct 2013 | Active | |
| Peter McMahon & Associates Ltd Secretary • Unreported | 18 Feb 2008←5 Years→11 Oct 2013 | Active | |
