| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ABSOLUTE SOLAR AND WIND LTD | SC328796 | 04/11/2024 | Amber |
| ADVANTAGE RSK LIMITED | 13660383 | 04/11/2024 | Silver |
| ARA ARCHITECTURE LIMITED | 07729784 | 04/11/2024 | Bronze |
| ATV CONTRACT SERVICES LIMITED | 04515676 | 04/11/2024 | One Red Flag |
| BTS GROUP LIMITED | 04299486 | 04/11/2024 | One Red Flag |
| CBEC ECO ENGINEERING UK LIMITED | SC385000 | 03/08/2022 | Amber |
| CONSENTS SOLUTIONS LTD | 07802798 | 04/11/2024 | Amber |
| CX ENERGY LTD | 11626344 | 31/03/2023 | Amber |
| CX GROUP HOLDINGS LIMITED | 14655804 | 31/03/2023 | Silver |
| CX UTILITIES LTD | 09620774 | 31/03/2023 | Bronze |
| ECONOMIC RESEARCH SERVICES LIMITED | 02937576 | 04/11/2024 | Silver |
| ENVIRESEARCH LIMITED | 04292592 | 04/11/2024 | Silver |
| ENVIRESEARCH TECHNOLOGIES LIMITED | 11541342 | 04/11/2024 | Bronze |
| ENVIROFLOW MANAGEMENT LIMITED | 07227667 | 04/11/2024 | One Red Flag |
| FISHTEK LIMITED | 03749571 | 04/11/2024 | Silver |
| HAWKINS ELECTRICAL HOLDINGS LIMITED | 10697268 | 09/03/2023 | Amber |
| HAWKINS ELECTRICAL LIMITED | 03505136 | 09/03/2023 | Bronze |
| MG SCAFFOLDING (OXFORD) LIMITED | 04543435 | 04/11/2024 | Amber |
| MILESTONE COMMUNICATIONS LIMITED | 05542487 | 04/11/2024 | Amber |
| OPTISOL SERVICES LTD | 10212112 | 04/11/2024 | Bronze |
| RSK ADAS LIMITED | 10486936 | 04/11/2024 | Bronze |
| RSK HI-LINE LIMITED | 13765064 | 04/11/2024 | One Red Flag |
| RSK UTILITY CONSULTING LIMITED | 11556909 | 31/03/2023 | Silver |
| SALIX RIVER & WETLAND SERVICES LIMITED | 04944506 | 04/11/2024 | Amber |
| SPENCER QUANTUM LIMITED | 02928764 | 27/03/2023 | Silver |
| STREETWISE UK MANAGEMENT LIMITED | 05129606 | 04/11/2024 | One Red Flag |
| SUSTAINABLE AQUAFARMS LIMITED | 11791094 | 04/11/2024 | Bronze |
| TBF SCAFFOLDING LTD | 01841098 | 04/11/2024 | Bronze |
| TBF TRAFFIC LTD | 04689212 | 04/11/2024 | Bronze |
| TERRAFFIX SOIL SOLUTIONS LTD | 11795873 | 04/11/2024 | One Red Flag |
| TREEFELLERS LIMITED | 06727099 | 04/11/2024 | Amber |
| TWIG TRADING LIMITED | 04427764 | 04/11/2024 | One Red Flag |
| VIRTUS ENERGY LIMITED | 12080810 | 04/11/2024 | One Red Flag |
| W.CROWDER & SONS LIMITED | 01069525 | 09/06/2023 | Silver |
| WYSEPOWER LIMITED | 05379085 | 16/11/2022 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| SPENCER ECA GROUP LIMITED | 12025776 | 04/04/2023 | 01/03/2024 | Dissolved |