| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BOLDSCOPE LIMITED | 03019709 | 07/12/2007 | Dissolved |
| BURY COOPER WHITEHEAD LIMITED | 00082562 | 14/06/2007 | Dissolved |
| MEDIFIX ADHESIVE PRODUCTS LIMITED | 02647046 | 07/12/2007 | Dissolved |
| NANOCO 2D MATERIALS LIMITED | 10602830 | 20/08/2018 | One Red Flag |
| NANOCO GROUP PLC | 05067291 | 20/08/2018 | Silver |
| NANOCO LIFE SCIENCES LIMITED | 03578152 | 20/08/2018 | Not Trading |
| NANOCO TECH LIMITED | 05853720 | 20/08/2018 | Not Trading |
| NANOCO TECHNOLOGIES LIMITED | 04206123 | 20/08/2018 | Silver |
| RENOLD (1997) LIMITED | 01606997 | 25/01/2012 | Dissolved |
| SCAPA DENVER (SOUTH) LIMITED | 03650261 | 14/06/2007 | Dissolved |
| Scapa Filtration Ltd | 00135696 | 14/06/2007 | Dissolved |
| Scapa Manufacturing Co. Ltd | 00504864 | 14/06/2007 | Dissolved |
| Scapa Tapes Europe Ltd | 00233167 | 14/06/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ACCUMULI (HOLDINGS) LIMITED | 04178768 | 06/03/2017 | 12/08/2018 | Dissolved |
| ACCUMULI LIMITED | 04178393 | 06/03/2017 | 12/08/2018 | Dissolved |
| ACCUMULI SECURITY ASH LIMITED | 08391034 | 25/04/2017 | 12/08/2018 | Dissolved |
| ACCUMULI SECURITY SERVICES LIMITED | 04179336 | 06/03/2017 | 12/08/2018 | Dissolved |
| ACCUMULI SECURITY SYSTEMS LIMITED | 05466582 | 06/03/2017 | 12/08/2018 | Dissolved |
| ACCUMULI SECURITY TECHNOLOGY LIMITED | 05375649 | 06/03/2017 | 12/08/2018 | Dissolved |
| ANCHOR CHAIN AND POWER TRANSMISSION COMPANY LIMITED | 01308501 | 27/09/2010 | 18/11/2016 | Dissolved |
| ARMSTRONGADAMS LIMITED | 04270584 | 06/03/2017 | 12/08/2018 | Not Trading |
| AXZONA LIMITED | SC218824 | 06/03/2017 | 12/08/2018 | Dissolved |
| BOXING ORANGE MSS LIMITED | 07249777 | 06/03/2017 | 12/08/2018 | Dissolved |
| BRITISH NUCLEAR GROUP LIMITED | 05245506 | 01/04/2005 | 19/12/2006 | Silver |
| CABLE COMPONENTS LIMITED | 02231354 | 14/06/2007 | 18/08/2010 | Dissolved |
| CAVENDISH NUCLEAR (OVERSEAS) LIMITED | 05339062 | 01/04/2005 | 19/12/2006 | Not Trading |
| DEFENCE CONTRACTOR MANAGEMENT AND OPERATIONS LIMITED | 03664571 | 19/10/2004 | 31/03/2007 | Not Trading |
| EGGPLANT LIVE LIMITED | 04069379 | 06/03/2017 | 27/03/2018 | Amber |
| ENERGY SALES AND TRADING LIMITED | 03857761 | 03/11/2004 | 11/03/2005 | Dissolved |
| EQALIS LIMITED | 06418514 | 06/03/2017 | 12/08/2018 | Dissolved |
| FUJIN TECHNOLOGY LIMITED | 06304398 | 06/03/2017 | 12/08/2018 | Dissolved |
| HANS RENOLD LIMITED | 07817884 | 20/10/2011 | 18/11/2016 | Bronze |
| JOHN HOLROYD AND COMPANY LIMITED | 00397693 | 27/09/2010 | 18/11/2016 | Not Trading |
| JONES & SHIPMAN LIMITED | 00083479 | 27/09/2010 | 18/11/2016 | Insolvent |
| LINDSAY & WILLIAMS LIMITED | 03261198 | 14/06/2007 | 18/08/2010 | Dissolved |
| NCC GROUP (SOLUTIONS) LIMITED | 03742757 | 06/03/2017 | 12/08/2018 | Bronze |
| NCC GROUP ACCUMULI SECURITY LIMITED | 03203561 | 06/03/2017 | 12/08/2018 | Silver |
| NCC GROUP AUDIT LIMITED | 04323323 | 06/03/2017 | 12/08/2018 | Bronze |
| NCC GROUP ESCROW LIMITED | 03081952 | 06/03/2017 | 12/08/2018 | Not Trading |
| NCC GROUP PLC | 04627044 | 01/02/2017 | 12/08/2018 | Silver |
| NCC GROUP SECURITY SERVICES LIMITED | 04474600 | 06/03/2017 | 12/08/2018 | One Red Flag |
| NCC GROUP SIGNIFY SOLUTIONS LIMITED | 03915262 | 06/03/2017 | 12/08/2018 | Bronze |
| NCC SERVICES LIMITED | 02802141 | 06/03/2017 | 12/08/2018 | Bronze |
| NUCLEAR RESTORATION SERVICES LIMITED | 02264251 | 18/03/2005 | 19/12/2006 | Amber |
| PAYMENT SOFTWARE COMPANY LIMITED | 10059024 | 10/10/2017 | 12/08/2018 | Silver |
| PORRITTS & SPENCER LIMITED | 00134606 | 14/06/2007 | 18/08/2010 | Bronze |
| QUALITEST UK 4 LIMITED | 04203893 | 06/03/2017 | 24/05/2018 | Dissolved |
| RANDOMSTORM LIMITED | 06229788 | 06/03/2017 | 12/08/2018 | Dissolved |
| RENOLD CONTINENTAL LIMITED | 00185145 | 27/09/2010 | 18/11/2016 | One Red Flag |
| RENOLD GROUP GENERAL PARTNER LIMITED | SC445569 | 20/03/2013 | 18/11/2016 | Silver |
| RENOLD INTERNATIONAL HOLDINGS LIMITED | 00096097 | 27/09/2010 | 18/11/2016 | Silver |
| RENOLD POWER TRANSMISSION LIMITED | 00182382 | 27/09/2010 | 18/11/2016 | Silver |
| RENOLD PUBLIC LIMITED COMPANY | 00249688 | 27/09/2010 | 18/11/2016 | Silver |
| RENOLD TRANSMISSION LIMITED | 01075928 | 27/09/2010 | 18/11/2016 | Dissolved |
| RENOLD UK LIMITED | 00156202 | 27/09/2010 | 18/11/2016 | Dissolved |
| SCAPA (NO.2) LIMITED | 04003589 | 14/06/2007 | 18/08/2010 | Silver |
| SCAPA BLACKBURN LIMITED | 00222946 | 14/06/2007 | 31/08/2010 | Silver |
| SCAPA DENVER (NORTH) LIMITED | 03650269 | 14/06/2007 | 18/08/2010 | Silver |
| SCAPA EUROPE LIMITED | 00135697 | 14/06/2007 | 18/08/2010 | Dissolved |
| SCAPA GROUP LIMITED | 00826179 | 14/06/2007 | 31/08/2010 | Silver |
| SCAPA HOLDINGS LIMITED | 00103718 | 14/06/2007 | 18/08/2010 | Dissolved |
| SCAPA POLYMERICS LIMITED | 00301096 | 14/06/2007 | 18/08/2010 | Dissolved |
| SCAPA UK LIMITED | 03261510 | 07/12/2007 | 18/08/2010 | Bronze |
| SELLAFIELD LIMITED | 01002607 | 01/04/2005 | 19/12/2006 | Amber |
| VELOCITY COMPOSITES PLC | 06389233 | 02/08/2018 | 24/07/2019 | Gold |