| Company | Timeline | Status | |
| Foelfach Stone Limited Director • Company Director | 30 Sep 2025←2 Months→Current | Active | |
| Buxton Lime Limited Director • Commercial Director | 27 Mar 2024←1 Year 8 Months→Current | Active | |
| Cemfree Limited Director • None | 26 Mar 2024←1 Year 8 Months→Current | Active | |
| Greencem Limited Director • None | 26 Mar 2024←1 Year 8 Months→Current | Active | |
| Sigmaroc Shelfco Limited Director • Commercial Director | 19 Dec 2023←1 Year 4 Months→29 Apr 2025 | Dissolved | |
| Retaining Holdings Limited Director • Director | 6 Apr 2023←2 Years 8 Months→Current | Active | |
| Geocast Ltd Director • Director | 6 Apr 2023←2 Years 4 Months→5 Aug 2025 | Dissolved | |
| Retaining (UK) Limited Director • Director | 6 Apr 2023←2 Years 8 Months→Current | Active | |
| GDH (Holdings) Limited Director • Director | 4 Apr 2023←2 Years 8 Months→Current | Active | |
| Cymru Quarry Group Limited Director • Director | 4 Apr 2023←2 Years 8 Months→Current | Active | |
