| Company | Timeline | Status | |
| Traction Group Limited Director • Company Director | 31 Jul 2017←8 Years→Current | Active | |
| Ronan Group Limited Director • Company Director | 31 Jul 2017←8 Years→Current | Active | |
| Adsyst (Automation) Limited Director • Engineer | 1 Aug 2013←5 Years→30 Nov 2018 | Active | |
| J. G. Ronan And Sons Limited Secretary • Unreported | 9 Aug 2004←21 Years→Current | Active | |
| J. G. Ronan And Sons Limited Director • Company Director | 11 Feb 2003←22 Years→Current | Active | |
