| Company | Timeline | Status | |
Alton-McLean Engineering And Drilling Services Limited Director • Project Engineer | 19 Aug 2011←6 Years→14 Nov 2017 | Dissolved | |
| Alton McLean Limited Director • Consultant | 2 Apr 2007←14 Years→9 Jun 2021 | Dissolved | |
| Seymour Technical Services Limited Director • Operations Director | 21 Feb 2000←1 Year 1 Month→1 Apr 2001 | Active | |
