| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AMALGAMATED CONSTRUCTION LTD | 00995892 | 13/08/2024 | Silver |
| GIFFEN GROUP LIMITED | 00252314 | 13/08/2024 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| FLUID STRUCTURAL ENGINEERS & TECHNICAL DESIGNERS LIMITED | 03865913 | 03/05/2019 | 23/04/2024 | Gold |
| MLM HOLDINGS LIMITED | 04108949 | 03/05/2019 | 23/04/2024 | Bronze |
| SWECO CONSULTING ENGINEERS LIMITED | 03057104 | 03/05/2019 | 23/04/2024 | One Red Flag |
| SWECO CONSULTING LIMITED | 03383526 | 03/05/2019 | 23/04/2024 | Bronze |
| SWECO SERVICES UK LIMITED | 02707426 | 11/04/2017 | 23/04/2024 | Gold |
| SWECO UK HOLDING LIMITED | 02237772 | 31/12/2018 | 23/04/2024 | Amber |
| SWECO UK LIMITED | 02888385 | 11/04/2017 | 23/04/2024 | One Red Flag |