| Company | Timeline | Status | |
| John Sheehan (Oxford) Limited Director • Director | 23 Feb 2007←18 Years→Current | Active | |
| Sheehan Haulage & Plant Hire Limited Director • Director | 23 Feb 2007←18 Years→Current | Active | |
| FSD Ltd Director • Director | 16 Feb 2005←20 Years→Current | Active | |
| Dix Pit Limited Director • Director | 4 Feb 2005←20 Years→Current | Active | |
| Controlled Reclamation (Oxford) Limited Secretary • Director | 30 Mar 2000←25 Years→Current | Active | |
| Controlled Reclamation (Oxford) Limited Director • Director | 30 Mar 2000←25 Years→Current | Active | |
