| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ARCADIS (BAC) LIMITED | 07803869 | 18/10/2021 | 30/06/2024 | Silver |
| ARCADIS (UK) LIMITED | 01093549 | 29/04/2016 | 30/06/2024 | Gold |
| ARCADIS CONSULTING (UK) LIMITED | 02212959 | 21/07/2010 | 30/06/2024 | Silver |
| ARCADIS CONSULTING AUSTRALIA HOLDINGS LIMITED | 09818546 | 18/10/2021 | 30/06/2024 | N/A |
| ARCADIS CONSULTING EUROPE LIMITED | 02273559 | 18/10/2021 | 30/06/2024 | Silver |
| ARCADIS CONSULTING GROUP LIMITED | 02115472 | 18/10/2021 | 30/06/2024 | One Red Flag |
| ARCADIS CONSULTING HOLDINGS LIMITED | 04052317 | 18/10/2021 | 30/06/2024 | Silver |
| ARCADIS GROUP LIMITED | 02950545 | 18/10/2021 | 30/06/2024 | Gold |
| ARCADIS HUMAN RESOURCES LIMITED | 03021358 | 30/09/2021 | 30/06/2024 | Silver |
| ARCADIS INTERNATIONAL HOLDINGS LIMITED | 02824756 | 18/10/2021 | 30/06/2024 | Silver |
| ARCADIS LLP | OC368843 | 01/04/2016 | 30/09/2021 | Bronze |
| ARCADIS UK (HOLDINGS) LIMITED | 05607007 | 30/09/2021 | 30/06/2024 | Bronze |
| HYDER CONSULTING GROUP HOLDINGS LIMITED | 00768087 | 18/10/2021 | 30/06/2024 | Gold |
| HYDER CONSULTING OVERSEAS HOLDINGS LIMITED | 04723408 | 18/10/2021 | 30/06/2024 | Amber |
| ULTRA EVC LIMITED | 03021356 | 30/09/2021 | 30/06/2024 | Gold |
| WPD TRADEMARKS LIMITED | 05667666 | 18/10/2021 | 23/07/2024 | Not Trading |