| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BET BIDCO LIMITED | 12369554 | 11/05/2021 | Bronze |
| BOHAPA GROUP LIMITED | 04764436 | 11/05/2021 | Amber |
| BUILD CHECK CERTIFICATION LIMITED | 06010447 | 01/04/2021 | Silver |
| BUILD CHECK PUBLICATIONS LIMITED | 07238569 | 01/04/2021 | Gold |
| CAIMAN BIDCO LIMITED | 13048157 | 23/08/2021 | Bronze |
| CELT BIDCO LIMITED | 13904857 | 09/02/2022 | Bronze |
| CMTL (JF) LIMITED | 01182561 | 01/11/2021 | Amber |
| ECOLOGY BIDCO LIMITED | 13382296 | 07/05/2021 | Bronze |
| FS BIDCO LIMITED | 11511886 | 11/05/2021 | One Red Flag |
| FS MIDCO LIMITED | 11511774 | 11/05/2021 | Bronze |
| FS TOPCO LIMITED | 11511375 | 11/05/2021 | Gold |
| GEO SITE AND TESTING SERVICES LIMITED | 07747010 | 11/05/2021 | Silver |
| GOLD BIDCO LIMITED | 13686414 | 18/10/2021 | Bronze |
| GREENER BIDCO LIMITED | 13831396 | 06/01/2022 | One Red Flag |
| IDAHO BIDCO LIMITED | 13676849 | 13/10/2021 | Bronze |
| IGGY BIDCO LIMITED | 13522470 | 21/07/2021 | Dissolved |
| IGGY TOPCO LIMITED | 13520020 | 20/07/2021 | Dissolved |
| ISI BIDCO LIMITED | 13556950 | 09/08/2021 | One Red Flag |
| MIMAS BIDCO LIMITED | 13605424 | 06/09/2021 | Bronze |
| MIMAS TOPCO LIMITED | 13601942 | 03/09/2021 | Amber |
| MT 2022 LIMITED | 13959028 | 07/03/2022 | Dissolved |
| NAP BIDCO LIMITED | 13998783 | 23/03/2022 | Bronze |
| NAP TOPCO LIMITED | 13995646 | 22/03/2022 | Amber |
| PHENNA GROUP HOLDINGS LIMITED | 11924669 | 11/05/2021 | Silver |
| PHENNA GROUP MIDCO 1 LIMITED | 11935924 | 11/05/2021 | Silver |
| PHENNA GROUP MIDCO 2 LIMITED | 11924593 | 11/05/2021 | Bronze |
| PROJECT BAKELITE BIDCO LIMITED | 14293675 | 12/08/2022 | Bronze |
| PROJECT BAKELITE TOPCO LIMITED | 14292286 | 12/08/2022 | Gold |
| PROJECT HENLEY BIDCO LIMITED | 14216674 | 05/07/2022 | Bronze |
| PROJECT HENLEY TOPCO LIMITED | 14214331 | 04/07/2022 | Silver |
| PROJECT INFOSEC BIDCO LIMITED | 14453042 | 31/10/2022 | Dissolved |
| PROJECT INFOSEC TOPCO LIMITED | 14450156 | 28/10/2022 | Dissolved |
| PSL BIDCO LIMITED | 11961306 | 11/05/2021 | Bronze |
| PSL TOPCO LIMITED | 11961242 | 11/05/2021 | Amber |
| SAFETY SERVICES (U.K.) LIMITED | 01942692 | 03/06/2021 | Gold |
| SAFETY SERVICES HOLDINGS LIMITED | 05791752 | 03/06/2021 | Silver |
| SECURE BIDCO LIMITED | 13419430 | 03/06/2021 | Bronze |
| SECURE TOPCO LIMITED | 13415412 | 03/06/2021 | Gold |
| TROYES BIDCO LIMITED | 14503051 | 23/11/2022 | Bronze |
| UTAH BIDCO LIMITED | 13537944 | 29/07/2021 | Dissolved |
| UTAH TOPCO LIMITED | 13537235 | 29/07/2021 | Dissolved |
| XTRA BIDCO LIMITED | 14219097 | 06/07/2022 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CODE A WELD NORTH LIMITED | 03553569 | 18/10/2021 | 18/10/2021 | One Red Flag |
| ECOLOGY SOLUTIONS (EAST) LIMITED | 08002660 | 04/06/2021 | 30/06/2024 | Not Trading |
| ECOLOGY SOLUTIONS GROUP LIMITED | 10069594 | 22/11/2022 | 30/06/2024 | Amber |
| ECOLOGY SOLUTIONS HOLDINGS LIMITED | 12505483 | 04/06/2021 | 30/06/2024 | Bronze |
| ECOLOGY SOLUTIONS LIMITED | 05276191 | 22/11/2022 | 30/06/2024 | Amber |
| SIMTEC MATERIALS TESTING LTD | 06401491 | 20/09/2022 | 20/09/2022 | Amber |