| Company | Timeline | Status | |
| Crondall Energy Holdings Ltd Director • Engineer | 28 Mar 2024←1 Year 8 Months→Current | Active | |
| Crondall Energy Subsea Ltd Director • Managing Director | 18 Feb 2022←2 Years 3 Months→4 Jun 2024 | Active | |
| Crondall Energy Ltd Director • Engineer | 15 Nov 2018←5 Years→5 Jun 2024 | Active | |
| Buoyant Production Technologies Limited Director • Engineer | 13 Jun 2018←5 Years→4 Jun 2024 | Active | |
| Crondall Training Ltd Director • Engineer | 5 Jun 2017←6 Years→11 Jul 2023 | Dissolved | |
| Crondall Energy Consultants Ltd Director • Engineer | 15 Dec 2000←23 Years→4 Jun 2024 | Active | |
| Pierce Production Company Limited Director • Engineer | 13 Dec 2000←11 Months→9 Nov 2001 | Active | |
