| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A2M SAFETY LIMITED | 05155806 | 20/09/2021 | Silver |
| ACCESS TECHNOLOGIES LIMITED | 02879801 | 24/08/2011 | Silver |
| ALVIN KEY CLAMPS LIMITED | 06356532 | 17/11/2016 | Gold |
| APS SAFETY SYSTEMS LIMITED | SC356962 | 31/01/2019 | Silver |
| BARTON INDUSTRIAL SERVICES LIMITED | NI019057 | 04/03/2021 | Gold |
| DUNN AND COWE LIMITED | 01600272 | 24/08/2011 | Gold |
| EASI-DEC ACCESS SYSTEMS LIMITED | 01845301 | 30/09/2011 | Silver |
| ENSCO 1020 LIMITED | 08766188 | 02/12/2013 | One Red Flag |
| FASTMAT LIMITED | 03489353 | 24/08/2011 | Gold |
| FISHER ALVIN HOLDINGS LIMITED | 07533810 | 17/11/2016 | Silver |
| FISHER ALVIN LIMITED | 05571445 | 17/11/2016 | Gold |
| GRAVITY BIDCO LIMITED | 13244384 | 31/03/2021 | Amber |
| GRAVITY MIDCO I LIMITED | 13244463 | 31/03/2021 | Bronze |
| GRAVITY MIDCO II LIMITED | 13244474 | 31/03/2021 | Bronze |
| GRAVITY TOPCO LIMITED | 13244615 | 31/03/2021 | Bronze |
| HARCON SERVICES LIMITED | 03943245 | 10/08/2015 | Gold |
| HEIGHTSAFE HOLDINGS LTD | 13584001 | 12/11/2021 | Gold |
| HEIGHTSAFE SYSTEMS LTD | 07064393 | 12/11/2021 | One Red Flag |
| HIGHWIRE LIMITED | 03417319 | 02/08/2019 | Silver |
| HSROOFCLAD LTD | 11212246 | 12/11/2021 | Dissolved |
| KEE CLAMP LIMITED | 06329123 | 24/08/2011 | Gold |
| KEE CLAMPS LIMITED | 06329050 | 24/08/2011 | Gold |
| KEE KLAMP LIMITED | 06324812 | 24/08/2011 | Gold |
| KEE KLAMPS LTD | 06329091 | 24/08/2011 | Gold |
| KEE SAFETY EBT LIMITED | 14444080 | 19/12/2022 | Not Trading |
| KEE SAFETY GROUP LIMITED | 08715491 | 02/12/2013 | Bronze |
| KEE SAFETY INTERNATIONAL LIMITED | 05857579 | 24/08/2011 | One Red Flag |
| KEE SAFETY LIMITED | 03182766 | 24/08/2011 | Gold |
| KEE SYSTEMS LIMITED | 02391277 | 24/08/2011 | One Red Flag |
| KEY CLAMP LIMITED | 06329081 | 24/08/2011 | Gold |
| KEY CLAMPS LIMITED | 06329046 | 24/08/2011 | Gold |
| KEY KLAMP LIMITED | 06329076 | 24/08/2011 | Gold |
| KEY KLAMPS LIMITED | 06329052 | 24/08/2011 | Gold |
| KEY SAFETY LIMITED | 06329040 | 24/08/2011 | Gold |
| KIGH 2000 LIMITED | 03952999 | 24/08/2011 | Amber |
| KIGH 2004 LIMITED | 05150187 | 24/08/2011 | Amber |
| KSG (2011) LIMITED | 07470886 | 22/09/2011 | One Red Flag |
| LIGHTHOUSE SAFETY TRAINING LIMITED | 05138380 | 08/10/2021 | Gold |
| MANTECH (SAFETY SYSTEMS) LIMITED | 08264974 | 30/11/2022 | Gold |
| MARTIN CASTLE LTD | 06463316 | 01/12/2020 | Silver |
| ORMEROD MANAGEMENT SERVICES LIMITED | 03515298 | 31/10/2023 | Gold |
| OXFORD SAFETY COMPONENTS LIMITED | 03967319 | 16/12/2019 | Silver |
| PARS RAMPS LIMITED | 14930142 | 12/06/2023 | Bronze |
| PLANET PLATFORMS (HOLDINGS) LIMITED | 06114976 | 12/04/2019 | Gold |
| PLANET PLATFORMS LIMITED | 01546757 | 12/04/2019 | Gold |
| PORTARAMP (UK) LIMITED | 05556499 | 21/09/2016 | Silver |
| PREFERRED ACCESS RAMP SYSTEMS LIMITED | 06910650 | 31/05/2023 | Gold |
| ROOF EDGE FABRICATIONS LIMITED | SC111926 | 28/04/2014 | One Red Flag |
| SAFESITE LIMITED | 02609468 | 02/10/2012 | Gold |
| SAFETY AND ACCESS LIMITED | 02560824 | 01/06/2020 | Gold |
| SAFETY ENGINEERING PRODUCTS LIMITED | 07465868 | 29/04/2022 | Silver |
| SIMPLIFIED SAFETY LIMITED | 06903258 | 24/08/2011 | Gold |
| STEADFAST (ANGLIA) LIMITED | 04161232 | 26/09/2016 | Gold |
| THE ROOF ANCHOR COMPANY LIMITED | SC165987 | 28/04/2014 | Gold |
| TUBECLAMPS LIMITED | 00497622 | 24/08/2011 | Gold |
| UNIVERSAL SAFETY SYSTEMS HOLDINGS LIMITED | 08000798 | 02/03/2023 | Silver |
| UNIVERSAL SAFETY SYSTEMS LTD | 04935585 | 02/03/2023 | Gold |
| W.H. MAINTENANCE LIMITED | SC191024 | 18/01/2018 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| HS ASBESTOS SERVICES LTD | 07724469 | 12/11/2021 | 10/01/2023 | Dissolved |
| TOTAL ENVELOPE SOLUTIONS LTD | 11211338 | 12/11/2021 | 10/01/2023 | Dissolved |