| Company | Timeline | Status | |
| Purple Alpha Limited Director • Company Director | 30 Oct 2024←6 Months→8 May 2025 | Active | |
| Alun Griffiths (Contractors) Limited Director • Company Director | 30 Oct 2024←6 Months→8 May 2025 | Active | |
| Wales And Border Counties Plant Hire Limited Director • Company Director | 30 Oct 2024←6 Months→8 May 2025 | Active | |
| GRS Roadstone Group Limited Director • Company Director | 7 Jul 2021←4 Years→Current | Active | |
| GRS Roadstone Holdings Limited Director • Company Director | 7 Jul 2021←4 Years→Current | Active | |
| GRS (Roadstone) Limited Director • Company Director | 7 Jul 2021←4 Years→Current | Active | |
| Tarmac Services Limited Director • Company Director | 30 Nov 2020←5 Years→Current | Active | |
| Tarmac Holdings Limited Director • Company Director | 30 Nov 2020←5 Years→Current | Active | |
| Tarmac Leasing Limited Director • Company Director | 30 Nov 2020←2 Years 4 Months→4 Apr 2023 | Dissolved | |
| Tarmac Trading Limited Director • Company Director | 30 Nov 2020←5 Years→Current | Active | |
