| Company | Timeline | Status | |
| Cobalt Energy Limited Director • Group Qhse Director | 1 Nov 2022←9 Months→4 Aug 2023 | Active | |
| Cobalt Energy Operational Services Limited Director • Group Qhse Director | 20 Aug 2021←1 Year 11 Months→4 Aug 2023 | Active | |
CC Walker Engineering Services Limited Director • Process Engineer | 14 Oct 2011←4 Years→5 Apr 2016 | Dissolved | |
