| Company | Timeline | Status | |
| H.Tuckwell & Sons Limited Director • Company Director | 30 May 2014←11 Years→Current | Active | |
| Holloway Farm Industrial Park Limited Director • Unreported | 25 Sep 2006←19 Years→Current | Active | |
| FSD Ltd Director • Unreported | 16 Feb 2005←21 Years→Current | Active | |
| Dix Pit Limited Secretary • Unreported | 4 Feb 2005←21 Years→Current | Active | |
| Controlled Reclamation (Oxford) Limited Director • Unreported | 30 Mar 2000←25 Years→Current | Active | |
| John Sheehan (Oxford) Limited Director • Director | 14 Apr 1992←33 Years→Current | Active | |
| Sheehan Haulage & Plant Hire Limited Director • Director | 14 Apr 1992←33 Years→Current | Active | |
| Sheehans Limited Director • Director | 14 Mar 1992←33 Years→Current | Active | |
| John Sheehan (Oxford) Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
| Sheehans Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
