| Company | Timeline | Status | |
| R.J. Symes Contracting Limited Director • Secretary | 11 May 1998←27 Years→Current | Active | |
| R.J. Symes Contracting Limited Secretary • Secretary | 11 May 1998←27 Years→Current | Active | |
| Shannon Plant Sales & Hire Limited Director • Company Secretary | 1 Jul 1996←29 Years→Current | Active | |
| Shannon Plant Sales & Hire Limited Secretary • Company Secretary | 1 Jul 1996←29 Years→Current | Active | |
