| Company | Timeline | Status | |
| DMS Cornwall Limited Director • Production Manager | 7 Nov 2023←1 Year 11 Months→Current | Active | |
| DMS Moorcroft Limited Director • Production Manager | 7 Nov 2023←1 Year 11 Months→Current | Active | |
| South Molton Block Company Limited Director • Production Manager | 2 Oct 2023←2 Years→Current | Active | |
| DMS South Molton Limited Director • Production Manager | 12 Sep 2023←2 Years 1 Month→Current | Active | |
| Celtic Drilling Limited Director • Production Manager | 14 Apr 2020←5 Years→Current | Active | |
| DMS Freehold Limited Director • Production Manager | 14 Aug 2019←6 Years→Current | Active | |
| DMS Holdings (South West) Limited Director • Production Manager | 13 Aug 2019←6 Years→Current | Active | |
| Denis May & Sons Limited Director • Production Manager | 7 Sep 2015←10 Years→Current | Active | |
