| Company | Timeline | Status | |
| The Salterns (Iw) Management Company Limited Director • Director | 17 May 2024←1 Year 5 Months→Current | Active | |
| Poppleway Ltd Director • Director | 31 Jan 2019←6 Years→Current | Active | |
Biskra Trading Company Limited Director • Director | 21 Nov 2014←3 Years→23 Oct 2018 | Dissolved | |
| Perpetuus Carbon Up-Cycling Limited Director • Company Director | 19 May 2014←11 Years→Current | Active | |
| Perpetuus Carbon Up-Cycling Research & Development Limited Director • Company Director | 19 May 2014←11 Years→Current | Active | |
| Perpetuus Electronic Materials Limited Director • Company Director | 2 Apr 2014←11 Years→9 Sep 2025 | Dissolved | |
| Perpetuus Advanced Materials Limited Director • Company Director | 12 Nov 2013←11 Years→Current | Active | |
| Perpetuus Carbon Technologies Limited Director • Company Director | 13 May 2013←11 Years→29 Jun 2024 | Dissolved | |
| Perpetuus Research & Development Limited Director • Company Director | 13 May 2013←12 Years→Current | Active | |
| Perpetuus Tidal Energy Centre Limited Director • Company Director | 27 Mar 2013←12 Years→Current | Active | |
