| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A F HOWLAND ASSOCIATES LIMITED | 03393180 | 20/12/2023 | Gold |
| ACT BUILDING CONTROL LIMITED | 05639166 | 05/07/2024 | Silver |
| AITKEN LABORATORIES LIMITED | SC098172 | 26/01/2024 | Bronze |
| APEC ENVIRONMENTAL LIMITED | 03786571 | 28/11/2023 | Bronze |
| ARBTECH CONSULTING LIMITED | 05678552 | 24/09/2024 | Silver |
| AREM GROUP LIMITED | 11734062 | 06/08/2024 | Silver |
| ASSURITY CONSULTING HOLDINGS LIMITED | 10428177 | 21/12/2023 | Amber |
| ASSURITY CONSULTING LIMITED | 02227268 | 21/12/2023 | Amber |
| BROWNFIELD SOLUTIONS LIMITED | 05439900 | 13/11/2023 | Bronze |
| CELNOR FINCO LIMITED | 15058469 | 31/08/2023 | Bronze |
| CELNOR GROUP LIMITED | 15058538 | 31/08/2023 | Bronze |
| CELNOR MIDCO LIMITED | 15058244 | 31/08/2023 | Bronze |
| CELNOR TOPCO LIMITED | 15057523 | 31/08/2023 | Bronze |
| CHPK FACADE DESIGN LTD | 15758369 | 31/07/2024 | Amber |
| CHPK FIRE ENGINEERING LIMITED | 12636033 | 05/07/2024 | Silver |
| CHPK LIMITED | 04861621 | 05/07/2024 | Silver |
| CHPK SERVICES ENGINEERING LIMITED | 14541034 | 05/07/2024 | Bronze |
| CONCEPT ENVIRONMENTAL SOLUTIONS LIMITED | 08348569 | 26/06/2024 | Bronze |
| DRAYTON ANIMAL HEALTH LIMITED | 10508888 | 22/11/2024 | Silver |
| ELEMENTUS LIMITED | 07731534 | 21/12/2023 | Amber |
| ENVIRONMENTAL MONITORING SERVICES LIMITED | 06421804 | 21/12/2023 | Amber |
| GROUND INVESTIGATION & PILING LIMITED | 01639070 | 31/08/2023 | Silver |
| HEALTHY BUILDINGS (UK) LIMITED | 15193712 | 22/05/2024 | Bronze |
| HYDROP ENVIRONMENTAL CONSULTANCY SERVICES LIMITED | 15879829 | 06/08/2024 | Amber |
| LACMOR LIMITED | 14613618 | 05/07/2024 | Silver |
| LAKEMOR LIMITED | 10453827 | 05/07/2024 | Silver |
| MATTEST SITE SERVICES LIMITED | SC214905 | 24/10/2023 | Bronze |
| PROJECT RED FOX HOLDCO LIMITED | 15964436 | 18/09/2024 | Amber |
| PROPITAS BUILDING & PROJECT CONSULTANTS LIMITED | 11293902 | 29/10/2024 | Silver |
| RIVERSIDE ENVIRONMENTAL SERVICES LIMITED | 04620034 | 25/09/2023 | One Red Flag |
| SALIRE NO1 LTD | 15843652 | 24/09/2024 | Amber |
| SEED ENVIRONMENTAL (IRELAND) LIMITED | 11761312 | 06/08/2024 | Bronze |
| SEED ENVIRONMENTAL LIMITED | 08546194 | 06/08/2024 | One Red Flag |
| UNI-SAFE ACCESS LIMITED | 06199536 | 15/04/2024 | Silver |
| VERIFLO LIMITED | 09647333 | 18/09/2024 | Gold |
| VINTEC LABORATORIES LIMITED | 01743850 | 14/09/2023 | Silver |
| VISION SURVEY LTD | 06286659 | 28/03/2024 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|