| Company | Timeline | Status | |
| Cetus Marine Ltd Director • Technical Design Engineer | 1 Jul 2020←3 Years→27 Jul 2023 | Active | |
| Cetus Wave Energy Ltd Director • Technical Design Engineer | 1 Jul 2020←3 Years→27 Jul 2023 | Active | |
| Cetus Energy (UK) Ltd Director • Technical Design Engineer | 1 Jul 2020←3 Years→27 Jul 2023 | Active | |
| Cetus Wind Energy Ltd Director • Technical Design Engineer | 1 Jul 2020←3 Years→27 Jul 2023 | Active | |
| Cetus Linear Propulsion Ltd Director • Technical Design Engineer | 1 Jul 2020←3 Years→27 Jul 2023 | Active | |
| Cetus Tidal Energy Ltd Director • Technical Design Engineer | 1 Jul 2020←3 Years→27 Jul 2023 | Active | |
| Cetus Hydro Energy Ltd Director • Technical Design Engineer | 1 Jul 2020←3 Years→27 Jul 2023 | Active | |
| Cetus Technology Ltd Director • Technical Design Engineer | 1 Feb 2020←3 Years→27 Jul 2023 | Active | |
Infinartum Limited Director • Director | 8 Nov 2006←1 Year 4 Months→5 Apr 2008 | Dissolved | |
