| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALUN GRIFFITHS (CONTRACTORS) LIMITED | 01493003 | 30/10/2024 | One Red Flag |
| GRS (ROADSTONE) LIMITED | 03261275 | 07/07/2021 | Bronze |
| GRS ROADSTONE GROUP LIMITED | 09017603 | 07/07/2021 | Silver |
| GRS ROADSTONE HOLDINGS LIMITED | 05089357 | 07/07/2021 | Not Trading |
| PURPLE ALPHA LIMITED | 07783912 | 30/10/2024 | Not Trading |
| TARMAC AGGREGATES LIMITED | 00297905 | 30/11/2020 | Silver |
| TARMAC BUILDING PRODUCTS LIMITED | 04026569 | 21/08/2017 | Gold |
| TARMAC CEMENT LIMITED | 00066558 | 30/11/2020 | Silver |
| TARMAC HOLDINGS LIMITED | 07533961 | 30/11/2020 | Gold |
| TARMAC LEASING LIMITED | 01779865 | 30/11/2020 | Dissolved |
| TARMAC SERVICES LIMITED | 08197397 | 30/11/2020 | Silver |
| TARMAC TRADING LIMITED | 00453791 | 30/11/2020 | Gold |
| WALES AND BORDER COUNTIES PLANT HIRE LIMITED | 01460484 | 30/10/2024 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|