| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CIVITAS SOCIAL HOUSING LIMITED | 10402528 | 29/06/2023 | Silver |
| CK NOBLE (UK) LIMITED | 12149330 | 14/08/2019 | Silver |
| CK STEEL (UK) LIMITED | 11398252 | 22/06/2020 | Bronze |
| CK WILLIAM UK HOLDINGS LIMITED | 10004346 | 30/06/2020 | N/A |
| CKM MIDCO 1 LIMITED | 11466775 | 22/06/2020 | Dissolved |
| CKM MIDCO 2 LIMITED | 11466799 | 22/06/2020 | Dissolved |
| CKM MIDCO 3 LIMITED | 11475820 | 22/06/2020 | Dissolved |
| CKM MIDCO 4 LIMITED | 11499509 | 22/06/2020 | Dissolved |
| CKM MIDCO 5 LIMITED | 11500035 | 22/06/2020 | Dissolved |
| CKM UK HOLDINGS LIMITED | 11466844 | 22/06/2020 | Dissolved |
| HUTCHISON BIOFILM MEDICAL SOLUTIONS LIMITED | FC033062 | 30/10/2018 | Dissolved |
| N-GEN ENERGY SOLUTIONS LIMITED | 14825574 | 25/04/2023 | Bronze |
| NORTHUMBRIAN SERVICES LIMITED | 03114615 | 05/07/2022 | Silver |
| NORTHUMBRIAN WATER GROUP LIMITED | 04760441 | 05/07/2022 | Amber |
| WELLNESS LEGION (UK) LIMITED | 11518817 | 22/06/2020 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|