| Company | Timeline | Status | |
| Marroe Developments Limited Director • Director | 2 Nov 2016←8 Years→Current | Active | |
| Marriott Geotechnical Drilling Ltd Director • Company Director | 25 Oct 2016←4 Years→4 Oct 2021 | Active | |
| MDG Health & Safety Training Solutions Ltd Director • Drilling Contractor | 10 Mar 2016←9 Years→Current | Active | |
| Water Well Solutions Limited Director • Managing Director | 6 May 2015←10 Years→Current | Active | |
| Drilcorp Limited Director • Plant Hire Contractor | 28 Feb 1993←2 Years 1 Month→31 Mar 1995 | Active | |
| Drillwell Limited Director • Drilling Contractor | 22 Oct 1991←7 Months→8 Jun 1992 | Active | |
| P R Marriott Drilling Limited Director • Drilling Contractor | 18 Mar 1991←18 Years→1 Dec 2009 | Active | |
