| Company | Timeline | Status | |
| CPS Energy Resources Limited Director • Petroleum Engineer | 1 Nov 2014←9 Months→1 Aug 2015 | Dissolved | |
| Exploreoil Ltd Director • Engineer | 1 Jan 2014←11 Years→Current | Active | |
| NP Netherlands Limited Director • Engineer | 29 May 2012←1 Year→17 Jun 2013 | Active | |
| Ukog (GB) Limited Director • Engineer | 29 May 2012←1 Year→17 Jun 2013 | Active | |
| Northern Petroleum (UK) Limited Director • Engineer | 29 May 2012←1 Year→17 Jun 2013 | Active | |
| Cabot Energy Limited Director • Engineer | 20 Sep 2011←1 Year 9 Months→17 Jun 2013 | Dissolved | |
| Harpur Accountancy Recruitment Limited Secretary • Economist/engineer | 20 Jun 1996←29 Years→Current | Active | |
| Harpur Accountancy Recruitment Limited Director • Asset Development | 1 Jan 1995←30 Years→Current | Active | |
