| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ADAMSON'S LABORATORY SERVICES LIMITED | 01946049 | 17/06/2005 | Dissolved |
| AVANTE CARE AND SUPPORT LIMITED | 02565021 | 22/09/2020 | Gold |
| COMBWELL WOOD PRODUCTS LIMITED | 15686649 | 27/04/2024 | Amber |
| PERSONNEL HEALTH & SAFETY CONSULTANTS (MIDLANDS) LIMITED | 03043403 | 07/04/1995 | Dissolved |
| PERSONNEL HEALTH & SAFETY CONSULTANTS (NORTHERN) LIMITED | 03043389 | 07/04/1995 | Dissolved |
| PERSONNEL HEALTH & SAFETY CONSULTANTS (SOUTHERN) LIMITED | 03043392 | 07/04/1995 | Dissolved |
| QCS HOLDINGS LIMITED | 04986377 | 31/07/2012 | Dissolved |
| REBECCA JOY LTD | 13645169 | 27/09/2021 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| B2BSG SOLUTIONS LTD | 03898148 | 28/09/2012 | 12/01/2025 | Amber |
| CAMERASCAN CCTV LIMITED | 02998690 | 11/12/2015 | 12/01/2025 | Not Trading |
| CHARLTON ATHLETIC WOMENS FOOTBALL CLUB LIMITED | 08396323 | 09/02/2013 | 26/02/2021 | One Red Flag |
| ENVEX COMPANY LIMITED | 02511138 | 09/01/2007 | 12/01/2025 | Not Trading |
| IN HOUSE THE HYGIENE MANAGEMENT CO. LTD | 02642870 | 30/11/2007 | 12/01/2025 | Not Trading |
| INSPECTION SERVICES (U.K.) LIMITED | 02754875 | 01/10/2008 | 12/01/2025 | Bronze |
| JUSTIN WILSON LIMITED | 04654814 | 10/07/2007 | 03/03/2014 | Dissolved |
| PERSONNEL HEALTH & SAFETY CONSULTANTS LIMITED | 02485626 | 20/03/1992 | 12/01/2025 | Gold |
| PHSC PLC | 04121793 | 08/12/2000 | 12/01/2025 | Amber |
| QCS INTERNATIONAL LTD. | SC104627 | 31/07/2012 | 12/01/2025 | Silver |
| QUALITY LEISURE MANAGEMENT LIMITED | 02530527 | 13/12/2009 | 12/01/2025 | Gold |
| RSA ENVIRONMENTAL HEALTH LIMITED | 03293551 | 01/04/2004 | 12/01/2025 | One Red Flag |
| SAFETYMARK CERTIFICATION SERVICES LIMITED | 04119535 | 05/12/2000 | 12/01/2025 | Not Trading |
| SG SYSTEMS (UK) LIMITED | 04682395 | 11/12/2015 | 12/01/2025 | Not Trading |