| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ADVANCED TRAFFIC SERVICES LIMITED | 12359243 | 02/08/2024 | One Red Flag |
| AMBERON LIMITED | 15380978 | 02/08/2024 | Amber |
| BARRIER SERVICES LIMITED | 15381134 | 02/08/2024 | Amber |
| CORE HIGHWAYS (BARRIER) LIMITED | 01696393 | 02/08/2024 | Silver |
| CORE HIGHWAYS (PROJECTS) LIMITED | 01664145 | 02/08/2024 | Bronze |
| CORE HIGHWAYS (SIGNS) LIMITED | 06773727 | 02/08/2024 | Bronze |
| CORE HIGHWAYS (SOUTHEAST) LIMITED | 10955408 | 02/08/2024 | One Red Flag |
| CORE HIGHWAYS GROUP LIMITED | 11665703 | 02/08/2024 | Bronze |
| FOREST TRAFFIC SERVICES LIMITED | 15381030 | 02/08/2024 | Amber |
| HIGHWAYS SECTOR COUNCIL | 13974107 | 14/03/2022 | Silver |
| MLP TRAFFIC LTD | 15381136 | 02/08/2024 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|