| Company | Timeline | Status | |
| Gwennol Environmental Ltd Director • Geologist | 4 Feb 2025←9 Months→Current | Active | |
| Nuable Cic Director • Environment Manager | 8 Nov 2024←4 Months→25 Mar 2025 | Dissolved | |
| Yellow Sub Hydro Ltd Director • Environment Manager | 6 Nov 2024←12 Months→Current | Liquidation | |
| Yellow Sub Creative Ltd Director • Unreported | 6 Nov 2024←12 Months→Current | Liquidation | |
| Yellow Sub Digital Ltd Director • Environment Manager | 6 Nov 2024←4 Months→1 Apr 2025 | Dissolved | |
| Yellow Sub Geo Ltd Director • Unreported | 23 Oct 2024←1 Year→Current | Liquidation | |
| Yellow Sub Geo Consulting Limited Director • Director | 21 Feb 2023←2 Years 2 Months→13 May 2025 | Dissolved | |
| Yellow Sub Geo Consulting Limited Director • Director | 21 Feb 2023←1 Year 5 Months→31 Jul 2024 | Dissolved | |
| Yellow Sub Hydro Ltd Director • Director | 3 Feb 2022←2 Years 5 Months→31 Jul 2024 | Liquidation | |
| Yellow Sub Creative Ltd Director • Unreported | 24 Oct 2019←4 Years→31 Jul 2024 | Liquidation | |
